Welcome to LookChem.com Sign In|Join Free
  • or
Home > Pharmaceutical > 121 > 

121-43-7

Basic Information
CAS No.: 121-43-7
Name: Trimethyl borate
Article Data: 266
Cas Database
Molecular Structure:
Molecular Structure of 121-43-7 (Trimethyl borate)
Formula: C3H9BO3
Molecular Weight: 103.914
Synonyms: NSC 777;Trimethoxyborane;Trimethoxyborine;Trimethoxyboron;Boricacid (H3BO3), trimethyl ester;Methylborate ((MeO)3B) (6CI);Borester O;Boric acid trimethyl ester;Borontrimethoxide;
EINECS: 204-468-9
Density: 0.932 g/mL at 20 °C(lit.)
Melting Point: -34 °C
Boiling Point: 67.5 °C at 760 mmHg
Flash Point: -8 °C
Solubility: decomposes in water
Appearance: water-white liquid
Hazard Symbols: HarmfulXn,FlammableF
Risk Codes: 11-21-23/25-36/37/38-10
Safety: 16-27-36/37/39-45-25-23-2
Transport Information: UN 2416 3/PG 2
PSA: 27.69000
LogP: -0.08950
Synthetic route
446822-71-5

(borane)diphenylphosphinomethanethiol acetate

67-56-1

methanol

A

121-43-7

Trimethyl borate

B

324753-11-9

thioacetic acid S-[(diphenylphosphanyl)methyl] ester

Conditions
ConditionsYield
In toluene at 100℃; Inert atmosphere;A n/a
B 100%
67-56-1

methanol

1186392-98-2

diphenyl(2-pyridyl)phosphane(P-B)borane(1:1)

A

121-43-7

Trimethyl borate

B

37943-90-1

2-(diphenylphosphino)pyridine

Conditions
ConditionsYield
at 120℃; Inert atmosphere; Microwave irradiation;A n/a
B 100%
67-56-1

methanol

24442-15-7

methylenebis(diphenylphosphane)-borane(1:2)

A

121-43-7

Trimethyl borate

B

2071-20-7

bis-diphenylphosphinomethane

Conditions
ConditionsYield
In toluene at 100℃; Inert atmosphere;A n/a
B 100%
155402-41-8

dimethoxyboryl trimethylsilyl ketene

A

2916-76-9

methyl (trimethylsilyl)acetate

B

121-43-7

Trimethyl borate

Conditions
ConditionsYield
With methanol In diethyl ether for 0.5h;A 77%
B 99%
With methanol In diethyl ether methanol in abs. ether added to a soln. of the ketene, warmed up, further methanol added, stirred for 30 min; distd.;A 77%
B 90%

zirconium(IV) borohydride

A

121-43-7

Trimethyl borate

B

zirconium tetramethoxide

Conditions
ConditionsYield
With CH3OH In pentane byproducts: H2; (Ar (N2) or vac.); dropwise addn. of excess of MeOH to Zr-complex in pentane with stirring (60 min, room temp.), stirring (1 h), standing (12-17 h); volatiles and solvent distn. (vac.); elem. anal.;A n/a
B 99%
67-56-1

methanol

2049-55-0

triphenylphosphine borane

A

121-43-7

Trimethyl borate

B

603-35-0

triphenylphosphine

Conditions
ConditionsYield
at 120℃; Inert atmosphere; Microwave irradiation;A n/a
B 99%
67-56-1

methanol

100809-49-2

(propane-1,3-diyl)bis(diphenylphosphane)-borane(1:2)

A

121-43-7

Trimethyl borate

B

6737-42-4

1,3-bis-(diphenylphosphino)propane

Conditions
ConditionsYield
In toluene at 100℃; Inert atmosphere;A n/a
B 98%
124-38-9

carbon dioxide

13292-87-0

dimethylsulfide borane complex

A

boron trioxide

B

121-43-7

Trimethyl borate

Conditions
ConditionsYield
With 1,3,5-Tri-tert-butylbenzene; bis-(phosphoranyl)methanido aluminum hydride In benzene-d6 at 110℃; for 1h; Solvent; Schlenk technique;A n/a
B 97.6%
67-56-1

methanol

C12H27BCl2O2Si

A

121-43-7

Trimethyl borate

B

103202-59-1

6-(tert-butyldimethylsilyl)oxyhexan-1-ol

Conditions
ConditionsYield
methanolysis;A n/a
B 97%
67-56-1

methanol

1186392-99-3

(2-biphenyl)dicyclohexylphosphane-borane(1:1)

A

121-43-7

Trimethyl borate

B

247940-06-3

CyJohnPhos

Conditions
ConditionsYield
In toluene at 100℃; Inert atmosphere;A n/a
B 97%
  • Display:default sort

    New supplier

  • Trimethyl borate

  • Casno:

    121-43-7

    Trimethyl borate

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 2.0-2.0/Kilogram

    As a leading manufacturer and supplier of chemicals in China, DayangChem not only supply popular chemicals, but also DayangChem’s R&D center offer custom synthesis services. DayangChem can provide different quantities of custom synthesis

    Dayang Chem (Hangzhou) Co.,Ltd. dedicated to the development, production and marketing of chemicals which is specialized in Organic compounds; Active Pharmaceutical Ingredi

  •  Dayang Chem (Hangzhou) Co.,Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-571-88938639

    Address:9/F, Unit 2 Changdi Torch Building, 259# WenSan Road, Xihu District, Hangzhou City 310012, P.R.China

       Inquiry Now

  • High quality Trimethyl borate

  • Casno:

    121-43-7

    High quality Trimethyl borate

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0/Kilogram

    Welcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional JIT service with instant market intelligence in China to benefit our

    Welcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional

  •  Simagchem Corporation

     China (Mainland)  |  Contact Details

    Business Type:Manufacturers

    Tel:+86-592-2680277

    Address:21/F Hualong Office Building,No.6 Hubin East Road, Xiamen,China

       Inquiry Now

  • Trimethylborate

  • Casno:

    121-43-7

    Trimethylborate

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    Our clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS

    Xiamen Aeco Chemical Industrial Co., Ltd(same as Aecochem Corp.) An ISO 9001:2015 Certified Company Your Partner in China, a Professional chemical raw material supplier, our

  •  Aecochem Corp.

     China (Mainland)  |  Contact Details

    Business Type:Manufacturers

    Tel:+86-592 599 8717

    Address:No 611 Sishui Road,Huli

       Inquiry Now

  • Trimethyl borate

  • Casno:

    121-43-7

    Trimethyl borate

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    Amoychem is committed to providing the top-quality chemical products and services Internationally. We offer our customers with friendly, professional service and reliable, high performance products that have been manufactured according to the accredi

    Amoychem integrates the sourcing ,marketing and support of the entire range of top-quality chemical products. We provide our customers with professional service and high performan

  •  AmoyChem Co.,Ltd

     China (Mainland)  |  Contact Details

    Business Type:Other

    Tel:+86 592 605 1114

    Address:Factory 2/F, NO. 206 Weili Road

       Inquiry Now

  • High quality 121-43-7 Trimethyl borate

  • Casno:

    121-43-7

    MSDS/COA Download

    High quality 121-43-7 Trimethyl borate

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 1300.0-1600.0/Kilogram

    Hangzhou Dingyan Chem is a leading manufacturer and supplier of chemicals in China.We develop,produce and distribute high quality pharmaceuticals, intermediates, special chemicals and other fine chemicals. ---------------------------------

    Hangzhou Dingyan Chem Co., LTD. is located in the beautiful tourist city of hangzhou, is a comprehensive chemical enterprice which doing import and export business by its own comp

  •  Hangzhou Dingyan Chem Co., Ltd

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:86-571-86465881,86-571-87157530,86-571-88025800

    Address:RM.1118,NO.1 Building, Baiyun Tower,Jianggan Area, Hangzhou city, China,310004

       Inquiry Now

  • Trimethyl Borate CAS 121-43-7

  • Casno:

    121-43-7

    Trimethyl Borate CAS 121-43-7

    Min.Order: 1 Metric Ton

    FOB Price:  USD $ 0.0-0.0/Metric Ton

    Service we can provide: 1. mixed container: we can mix different items in one container. 2. quality control: before shipment, we can provide free sample for test. inspection before shipping. 3. packing: we can pack according to your requireme

    TNJ is a chemical company since 2001. Our specialization, your confidence-we keep committing to meet the needs of markets and customers with our innovative technology and high stab

  •  Hefei TNJ chemical industry co.,ltd

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+86-551-65418695

    Address:B911 Xincheng Business Center, Qianshan Road, Hefei Anhui China

       Inquiry Now

  • Trimethyl borate

  • Casno:

    121-43-7

    Trimethyl borate

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0/Kilogram

    The company has a professional R & D team, mature technology, very competitive prices and stable high quality products for customers to order high quality and low price product efforts! Appearance:White or off-white Solid Storage:Sealed, dr

    Located in Zhengdong New District,?Zhengzhou of Henan province, Henan Allgreen Chemical Co.,Ltd is a comprehensive high-tech modern enterprises integrating professional R&D, pro

  •  Henan Allgreen Chemical Co.,Ltd

     China (Mainland)  |  Contact Details

    Business Type:Manufacturers

    Tel:+86-0371-87507775

    Address:No 260 Dongming Road,Jinshui District

       Inquiry Now

  • Trimethyl borate

  • Casno:

    121-43-7

    Trimethyl borate

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 2.0-3.0/Kilogram

    Trimethyl borate Product Name: Trimethyl borate Molecular Weight: 103.91 CAS NO: 121-43-7 EC NO: 204-468-9 Molecular Formula: C3H9BO3

    Founded in 2008, East Chemsources Limited is a professional manufacturer of supplier in food and beverage, pharmaceuticals, cosmetics and other industries. pharmaceutical field in

  •  EAST CHEMSOURCES LIMITED

    China (Mainland)  |  Contact Details

    Business Type:Manufacturers

    Tel:86-532-81906761

    Address:No.1581-12,Jinshui Road, Licang, Qingdao,China

       Inquiry Now

  • Factory Supply Trimethyl borate

  • Casno:

    121-43-7

    Factory Supply Trimethyl borate

    Min.Order: 1

    FOB Price:  USD $ 0.0-0.0/

    The above product is Ality Chemical's strong item with best price, good quality and fast supply. Ality Chemical has been focusing on the research and production of this field for over 14 years. At the same time, we are always committed to providi

    Ality Chemical, established in 2007, is a comprehensive Chemical Production&Supply Group with Patent Technology as its core. Ality Chemical operates sales branches in Shanghai, Xia

  •  Ality Chemical Corporation

     China (Mainland)  |  Contact Details

    Business Type:Other

    Tel:0513-87616220

    Address:Fine chemical industry park, Nantong,Jiangsu

       Inquiry Now

  • Amadis Chemical offer CAS#121-43-7;CAT#A804732

  • Casno:

    121-43-7

    Amadis Chemical offer CAS#121-43-7;CAT#A804732

    Min.Order: 10 Milligram

    FOB Price:  USD $ 0.0-0.0/Milligram

    1.Professional synthesis laboratory and production base. 2.Strong synthesis team and service team. 3.Professional data management system. 4.We provide the professional test date and product information ,ex. HNMR ,CNMR,FNMR, HPLC/G

    Founded in 2011, Amadis Chemical Company Limited is an innovative manufacturer of chemical products and technical service providers. Our business includes sales, manufacture, and s

  •  Amadis Chemical Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:86-571-89925085

    Address:Watts Cosine.No.166.Xiangmao Road.

       Inquiry Now

  • Trimethyl borate

  • Casno:

    121-43-7

    Trimethyl borate

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    Chemwill Asia co.,Ltd is one of the leading manufacturer in CHINA.Our main production base is located in Xuzhou industry park. We produce a wide range of organics including Active pharmaceutical ingredients(APIs), Veterinary, Indole derivatives, Aro

    Our main production base is located in Xuzhou industry park. We produce a wide range of organics including Fine chemicals, Active pharmaceutical ingredients(APIs), Veterinary, In

  •  Chemwill Asia Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Manufacturers

    Tel:021-51086038

    Address:High-Tech Industrial park,Chemical Economical Development Zone,Xuzhou, Jiangsu-Province, P.R.China

       Inquiry Now

  • Trimethyl borate     CAS: 121-43-7

  • Casno:

    121-43-7

    Trimethyl borate CAS: 121-43-7

    Min.Order: 5 Metric Ton

    FOB Price:  USD $ 1.0-2.0/Metric Ton

    Product Name Trimethyl Borate CAS No 121-43-7 Formula C3H9BO3 Molecular Weight 103.91

    Welcome to Henan Sinotech! Sinotech Corporation has exceptional sourcing ability for chemicals used in Organic Fine Chemicals and APIs; Inorganic chemicals; Flame Retardants;OLED

  •  Henan Sinotech Import&Export Corporation

     China (Mainland)  |  Contact Details

    Business Type:Other

    Tel:86-371-86181678

    Address:No. 260, Dongming Road,Jinshui District

       Inquiry Now

  • Trimethyl borate__

  • Casno:

    121-43-7

    Trimethyl borate__

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0/Kilogram

    Trimethyl borate Basic information Product Name: Trimethyl borate Synonyms: METHYL BORATE;METHYL BORATE-11B;BORON TRIMETHOXIDE;BORIC ACID TRIMETHYL ESTER;BORON METHOXIDE;TRIMETHOXYBORANE

    Our company engages in Electronic chemicals such as OLED,Photoresist chemical,Electrolyte additive and Intermediate Pharmaceutical production; development of noble metal catalysts,

  •  Henan Tianfu Chemical Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:86-371-55170693/55170694

    Address:Zhengzhou International Trade New Territory,Jinshui District,Zhengzhou ,China

       Inquiry Now

  • high quality  121-43-7  Trimethyl borate    with best price

  • Casno:

    121-43-7

    high quality 121-43-7 Trimethyl borate with best price

    Min.Order: 10 Gram

    FOB Price:  USD $ 0.0-0.0/Gram

    1. Guaranteed purity; 2. Large quantity in stock; 3. Largest manufacturer; 4. Best service after shipment with email; 5. High quality & competitive price; Appearance:White Crystalline Powder Storage:Store in sealed conta

    Hubei Xinrunde Chemical Co., Ltd. dedicated to the development, production and marketing of chemicals which is specialized in Organic compounds; Active Pharmaceutical Ingredient(s)

  •  Hubei XinRunde Chemical Co., Ltd

     China (Mainland)  |  Contact Details

    Business Type:Other

    Tel:+8615102730682

    Address:No.43, Xinandu Industrial Park, East and West Lake District, Wuhan, Hubei, China

       Inquiry Now

  • Trimethyl borate CAS NO.121-43-7

  • Casno:

    121-43-7

    Trimethyl borate CAS NO.121-43-7

    Min.Order: 10 Gram

    FOB Price:  USD $ 0.0-0.0/Gram

    Minimum Order Qty. 10 Gram Supply Ability 500 Kilograms/Month Storage store in cool, dry, ventilated place 20℃ Delivery Time 3 business days after payment Payment Term TT,western union,Paypal,MoneyGram Package 10g,20g,50g,100g,500g,1KGS,

    Changchun Artel Import and Export Trade Co., Ltd. is located in Changchun City, Jilin Province. It is a high-tech modern private enterprise specializing in the research, developme

  •  Changchun Artel lmport and Export trade company

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+86-0431-80543058

    Address:Dianshi Plazza,Chaoyang District

       Inquiry Now

  • Monad--High Quality Trimethyl Borate CAS 121-43-7

  • Casno:

    121-43-7

    MSDS/COA Download

    Monad--High Quality Trimethyl Borate CAS 121-43-7

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 99.0-100.0/Kilogram

    Price, Service, Company and Transport Advantage 1. Mixed container: We can mix different items in one container. 2. Quality control: Before shipment, we can provide free sample for test. Inspection before shipping. 3. Packing: We can

    Wuhan Monad Medicine Tech Co.,LTD is a research and development, production, sales in one high-tech company, own about 100 kinds of products, can provide about more than 30000 kind

  •  Wuhan Monad Medicine Tech Co.,LTD

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+8615871419939

    Address:13th Floor, Tower B, Century Plaza, Zhongnan Road, Wuchang District, Wuhan, China.

       Inquiry Now

  • Trimethyl borate

  • Casno:

    121-43-7

    Trimethyl borate

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0/Kilogram

    Hello, dear friend! I'm Hansen and Allen from China. Welcome to my lookchem mall! The following is a brief introduction of our company's products and services. If you are interested in our products, please contact us by emai

    Shandong Hanjiang Chemical Co., Ltd. is located in Qilu Petrochemical Industrial Park, Zibo City, Shandong Province, involving pesticide, medicine, chemical industry, coating, dy

  •  Shandong Hanjiang Chemical Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:18369939125

    Address:95A, Xingyuan East Road, Zhangdian District

       Inquiry Now

  • Trimethyl borate TMB CAS 121-43-7

  • Casno:

    121-43-7

    MSDS/COA Download

    Trimethyl borate TMB CAS 121-43-7

    Min.Order: 10 Kilogram

    FOB Price:  USD $ 0.0-0.0/Kilogram

    We do following terms : 1) Best quality 2) Many years experience in this field 3) Loyal customers in countries 4) Professional big supplier 5) Safe shipping 6) Various payment terms Trimethyl borate TMB CAS 121-43-7 with fast del

    Hebei Guanlang Biotechnology Co., Ltd. belongs to Guanlang Group,which was founded in 2007 , located in Shijiazhuang city which is the capital of Hebei Province and hub sector amon

  •  Hebei Guanlang Biotechnology Co., Ltd.

    China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+8619930503256

    Address:No.66, Yuhua West Road

       Inquiry Now

  • Trimethyl borate TMB CAS 121-43-7 with fast delivery ! with high quality

  • Casno:

    121-43-7

    Trimethyl borate TMB CAS 121-43-7 with fast delivery ! with high quality

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 10.0-10.0/Kilogram

    Trimethyl borate TMB CAS 121-43-7 with fast delivery ! with high quality CAS NO:121-43-7 Appearance:Colorless Liquid Storagr:Keep in a cool and dry place Usage:Use for parmaceutical intermediates or chemical reaserch Appearance:white power

    Welcome to Hebei Bosang International Trade Co.,Ltd. Hebei Bosang International Trade Co.,Ltd. specializes in exporting high quality Pharmaceutical intermediates,Pharmaceutical

  •  Hebei Bosang International Trade Co.,Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:15630118152

    Address:Wanda Plaza Commercial Complex, 123 Huaian East Road, Yuhua District, Shijiazhuang City, Hebei Province, China

       Inquiry Now

  • Trimethylborate

  • Casno:

    121-43-7

    Trimethylborate

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 1550.0-1600.0/Kilogram

    1.Coreychem focus on high complex new type intermediates and fine chemical custom synthesis,scale-up production and rare chemicals trade.Product category including Intermediates&API,Catalyst and Electronic Chemicals.Covering 811 square meters R

    Henan CoreyChem Co., Ltd, based on the original Zhengzhou Cote Chemical Research Institute, be brave in absorbing highly educated talents & overseas returnees; actively responded t

  •  Career Henan Chemical Co

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-371-86658258

    Address:Building 3 of Innovation Park, East District of the National University Science Park

       Inquiry Now

  • Trimethyl borate

  • Casno:

    121-43-7

    Trimethyl borate

    Min.Order: 1 Gram

    FOB Price:  USD $ 0.0-0.0/Gram

    Betterbiochem is specialized in APIs, pharmaceutical intermediates & fine chemicals. 1. The best quality, competitive price. 2. The best service before or after shipment. 3. Rich experience in export operation. 4. Rich experience in

    Shanghai BetterBioChem Co., Ltd. specializes in research, production of APIs, building blocks and key pharmaceutical intermediates. We provide our products from milligrams to kilog

  •  Shanghai BetterBioChem Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-18013506594

    Address:No. 8 Building, 18 nong, Xi Yingnan Road, Pudong, Shanghai,China

       Inquiry Now

  • Trimethyl borate

  • Casno:

    121-43-7

    Trimethyl borate

    Min.Order: 100 Metric Ton

    FOB Price:  USD $ 0.0-0.0/Metric Ton

    Appearance:white powder/crystal Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:Used for research and industrial manufacture. Transportation:Common products:Sea/Ai

    Triumph International Development Limilted is engaged in the API, pharmaceutical intermediates research and developmen.Adhering to the "customer first" business philosophy,we suppl

  •  Triumph International Development Limilted

    China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-536-7971999

    Address:Yinhai Road,Shouguang

       Inquiry Now

  • Best Price Trimethyl borate

  • Casno:

    121-43-7

    Best Price Trimethyl borate

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0/Kilogram

    BaiFuChem is a Professional chemical raw material supplier in China, our main products include Biochemical , Pharma Intermediate and Organic chemical etc. BaiFuChem have wealth of products,experience , expertise and state-of-the-art equ

    BaiFuChem is a Professional chemical raw material supplier in China, our main products include Biochemical , Pharma Intermediate and Organic chemical etc. BaiFuChem have wea

  •  Xiamen BaiFuchem Co.,Ltd

     China (Mainland)  |  Contact Details

    Business Type:Other

    Tel:+86 592 605 6448

    Address:No.31 Pingshan South Road, HaiCang District, Xiamen, China

       Inquiry Now

  • Trimethyl borate

  • Casno:

    121-43-7

    Trimethyl borate

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    We have strong R&D center which can support and provide custom synthesis accordingly such as fine chemicals,biotechnique , pharmaceuticals etc.We can provide free sample for our clients to test anf verify the quality of our goods.LongyuChem holds str

    Shanghai Longyu biotech Co., Ltd. is a large-scale modern chemical production enterprise dedicated to the production, research and development and sales of chemical products. It co

  •  shanghai Longyu biotechnology Co.,Ltd

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:86-15821988213

    Address:Dalian Rd 950th

       Inquiry Now

  • Trimethyl borate

  • Casno:

    121-43-7

    Trimethyl borate

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    J&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia

    J&H Chemical is one of China's leading providers of integrated fine chemical services including offering, research and development, Custom manufacturing business, as well as other

  •  Hangzhou J&H Chemical Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-571-87396432

    Address:No.200 Zhenhua Rd.Xihu Industrial Park, Hangzhou 310030, China

       Inquiry Now

  • Trimethylborate

  • Casno:

    121-43-7

    Trimethylborate

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0/Kilogram

    HangYu Chemical is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemicals. HangYu Chemical consis

    Zibo HangYu Chemical is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals

  •  Zibo Hangyu Import&Export Co., Ltd

    China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:86-15988566987

    Address:Room1701, Tianxing Building,Licheng district, jinan, Shandong, China

       Inquiry Now

  • Trimethyl borate/Manufacturer/High quality/Best price

  • Casno:

    121-43-7

    Trimethyl borate/Manufacturer/High quality/Best price

    Min.Order: 1 Gram

    FOB Price:  USD $ 1.0-1.0/Gram

    Massive Chemical is certified with ISO9001 and ISO14001 manufacturer for this product. We will offer all documents as requirement for the materials which includes, Certificate of Analysis, Material Safety Data Sheet, and Method of Analysis and

    Shanghai Massive Chemical Technology Co., Ltd. is engaged in development, production and marketing Specialty Chemicals to satisfy the changing needs of the chemical industry. We sp

  •  Shanghai Massive Chemical Technology Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86 21 34943721

    Address:Room 435, 4th floor, Building 9, No. 2568 Gudai Road,Minhang District, Shanghai,

       Inquiry Now

  • trimethylborate

  • Casno:

    121-43-7

    trimethylborate

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0/Kilogram

    1, High quality with competitive price: 2, Fast and safe delivery 3.Excellent pre-sales and after-sales service 4. Well-trained and professional technologist and sales with rich experience in the field for 5-10 years Appearance:powder Storage:St

    Hangzhou Clap Technology Co., Ltd is a leading manufacturer and supplier of API, Pharma intermediates, organic and inorganic compounds, rare earth, pesticide, raw drugs, fine chemi

  •  HANGZHOU CLAP TECHNOLOGY CO,.LTD

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:86-1358-8875226

    Address:Room 4198,Floor 4,No.4,ShanXian Road XiaCheng District,HangZhou city,ZheJiang province,China

       Inquiry Now

  • Trimethyl borate

  • Casno:

    121-43-7

    Trimethyl borate

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0/Kilogram

    Superior quality Appearance:liquid Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:1kg/bag, 1kg/drum or 25kg/drum or as per your request. Application:Used as Pharmaceutical Intermediates Transportation:BY AIR Por

    Hangzhou Yunuo Chemical Co., Ltd. is located in Hangzhou City, China We are specialized in fine chemicals and basic chemical auxiliary materials, Organic compounds, rubber

  •  HANGZHOU YUNUO CHEMICAL CO.,LTD

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:0571-83715115

    Address:hangzhou

       Inquiry Now

  • High Quality Trimethyl Borate

  • Casno:

    121-43-7

    High Quality Trimethyl Borate

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0/Kilogram

    Product name: Trimethyl Borate CAS No.:121-43-7 Molecule Formula:C3H9BO3 Molecule Weight:103.91 Purity: 99.0% Package: 180kg/drum Description:Clear colorless liquid Manufacture Standards:Enterprise Standard TESTING

    Siwei Development Group Ltd. is a reputed professional enterprise in China dedicated to the Amino Acids production and sales of fine chemical products.Over the years we have been m

  •  Siwei Development Group Ltd.

    China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:86-571-82881840

    Address:Rm2-2-503 Zhongdingyuan, Xianghurenjia Wenyan Xiaoshan, Hangzhou China

       Inquiry Now

  • Trimethyl borate CAS NO.: 121-43-7

  • Casno:

    121-43-7

    Trimethyl borate CAS NO.: 121-43-7

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 5.0-5.0/Kilogram

    We are leading fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so on.Our main business covers the fields below: 1.Noble Metal Catalysts (Pt.Pd...)

    The company is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds,

  •  Henan Wentao Chemical Product Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-370-2722992

    Address:32 Room, 5th Floor, Building 11, No. 6 Yinxing Road, High-tech Industrial Development Zone, Zhengzhou City, Henan Province

       Inquiry Now

  • 121-43-7

  • Casno:

    121-43-7

    121-43-7

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    Compound sourcing ServicesAgency of testing serviceFactory audit serviceFounded in Dec. 1999, Nanjing Chemlin Chemical Industrial Co.,Ltd(CHEMLIN) has been covering the business scope from trading of chemicals to custom-synthesis & Manufacturing. Co

    Nanjing Chemlin Chemical Industry Co., Ltd was established in Aug,1999, located in the industrial park of Nanjing University of Technology, It is a private enterprises in Jiangsu P

  •  Nanjing Chemlin Chemical Co., Ltd.

    China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+86-25-83697070

    Address:Rm.902 Longyin Plaza, No. 217 Zhongshan Rd.(N) Nanjing 210009,China

       Inquiry Now

  • Trimethyl borate

  • Casno:

    121-43-7

    Trimethyl borate

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    Located in Hangzhou National Hi-Tech Industrial Development Zone, zhongqichem is a technical company mainly focus on the Custom synthesis, manufacturing, sales of chemicals to various industries. Benefiting from the outstanding customer service and h

    Located in Hangzhou National Hi-Tech Industrial Development Zone, Hangzhou zhongqi chem co.,Ltd is an ISO 9001:2015 & SGS certified molden chemical company,who is mainly focus on t

  •  Hangzhou Zhongqi chem Co.,Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Other

    Tel:0086-571-86976032

    Address:Kangkang Gu 1010, Chun xiao road 61,Binjiang District 310052,Hangzhou city , China

       Inquiry Now

  • High purity Trimethyl borate

  • Casno:

    121-43-7

    High purity Trimethyl borate

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0/Kilogram

    Why choice me: √1, We guarantee deeply analyze and demonstrate, purity more than 99% √ 2, Factory outlet with priority price & large stock. √ 3, Special magic vacuum safe package & safe shipping way.All parcel shi

    Zibo Dorne chemical technology co., LTD. Is a comprehensive chemical enterprise integrating r&d, production and sales. It is a leading manufacturer and supplier of chemical product

  •  Zibo Dorne chemical technology co. LTD

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-13583358881

    Address:No. 416, 4th floor, zhongguancun science and technology city, no. 1, west 6th road, zhangdian district

       Inquiry Now

  • Trimethyl borate

  • Casno:

    121-43-7

    Trimethyl borate

    Min.Order: 1 Gram

    FOB Price:  USD $ 0.0-0.0/Gram

    Hangzhou KieRaychem Co.,Ltd.is located in Yuhang District of Hangzhou City and specialized in the chemical product customization, development, sales, import and export. Current business is focused on fine chemicals, pharmaceutical materials and int

    Hangzhou KieRaychem Co.,Ltd.is located in Yuhang District of Hangzhou City and specialized in the chemical product customization, development, sales, import and export. Current bus

  •  Hangzhou KieRay Chem Co.,Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-15336573147

    Address:Room 260, Building 3, No. 76 Xingqiao North Road, Xingqiao Street, Yuhang District, Hangzhou City, Zhejiang Province, China

       Inquiry Now

  • Trimethyl borate

  • Casno:

    121-43-7

    Trimethyl borate

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    Product NameTrimethyl 1,3,5-benzenetricarboxylate CAS 2672-58-4 MF C12H12O6 MW 252.22 EINECS 220-215-5 Product NameTrimethyl …

    Located in Nanjing, a multi-producing industrial base in eastern China, an important hub of transportation and communication center, a major international commercial port in the Ya

  •  Nanjing Yuance Industry&Trade Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Manufacturers

    Tel:+86-25-87787622

    Address:B1702, No. 130, Aoti Avenue, Nanjing, China

       Inquiry Now

  • Trimethyl borate

  • Casno:

    121-43-7

    Trimethyl borate

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air Port:Beijing or Guangzhou

    Kono Chem Co.,Ltd is a leading producer of standardized herbal extracts, natural active ingredients and APIs for pharmaceutical, health food and cosmetic industries. Annually, mo

  •  Kono Chem Co.,Ltd

     China (Mainland)  |  Contact Details

    Business Type:Other

    Tel:86-29-86107037-8015

    Address:No.11 Daqing Road,Lianhu District,Xi’an 710082,China

       Inquiry Now

  • Trimethyl borate

  • Casno:

    121-43-7

    Trimethyl borate

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0/

    Orchid Chemical was established in 2009; we are headquartered in Hangzhou, which is 200 km from China's biggest sea port, Shanghai. Orchid chemical is a joint-venture company, com

  •  ORCHID CHEMICAL SUPPLIES LTD

     China (Mainland)  |  Contact Details

    Business Type:Other

    Tel:+86-571-85395792

    Address:607, North Zhongshan Road, Hangzhou 310000 China

       Inquiry Now

Please post your buying leads,so that our qualified suppliers will soon contact you!
*Required Fields

Chemistry

IUPAC Name: Trimethyl borate
Molecular Formula: C3H9BO3
EINECS: 204-468-9
Molecular Weight: 103.912760 g/mol
Appearance: Colorless clear liquid
Melting Point: -34 °C
Boiling Point: 68-69 °C(lit.)
Flash Point: 8 °F
Density: 0.932 g/mL at 20 °C(lit.)
Vapor density: 3.59 (vs air)
Refractive index: n20/D 1.358(lit.)
Sensitive: Moisture
Solubility: Ether, methanol, tetrahydrofuran, isopropylamine, and hexane
Structure of Trimethyl borate (CAS NO.121-43-7):
               
Product Category of Trimethyl borate (CAS NO.121-43-7): Boron Compounds;Organometallics;Boric Acid Esters;Boric Acid Triesters

Uses

 Trimethyl borate (121-43-7) is primarily used as a precursor to boronic esters and boronic acids for Suzuki couplings.
Other uses include :
1.Anti-oxidant in Brazing and Solder Flux
2.Catalyst of olefin polymerisation
3.Wood preservative
4.raw material in the production of specialty glasses using sol-gel technology
5.raw material in the production of borophosphosilicate glass film by chemical vapor deposition
6.component of some flame retardants in textile industry
7.component of some welding fluxes
8.in green fire compositions for special effects (as a solution of boric acid in methanol, where it forms in small amounts)

Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 oral 1290mg/kg (1290mg/kg)   "Boron, Metallo-Boron Compounds and Boranes," Adams, R.M., ed., New York, John Wiley & Sons, Inc., 1964Vol. -, Pg. 693, 1964.
mouse LDLo intraperitoneal 1gm/kg (1000mg/kg)   "Boron, Metallo-Boron Compounds and Boranes," Adams, R.M., ed., New York, John Wiley & Sons, Inc., 1964Vol. -, Pg. 693, 1964.
rabbit LD50 skin 1980uL/kg (1.98mL/kg)   American Industrial Hygiene Association Journal. Vol. 23, Pg. 95, 1962.
rabbit LDLo intraperitoneal 1600mg/kg (1600mg/kg)   "Boron, Metallo-Boron Compounds and Boranes," Adams, R.M., ed., New York, John Wiley & Sons, Inc., 1964Vol. -, Pg. 693, 1964.
rat LD50 oral 6140mg/kg (6140mg/kg)   "Boron, Metallo-Boron Compounds and Boranes," Adams, R.M., ed., New York, John Wiley & Sons, Inc., 1964Vol. -, Pg. 693, 1964.
rat LDLo intraperitoneal 1600mg/kg (1600mg/kg)   "Boron, Metallo-Boron Compounds and Boranes," Adams, R.M., ed., New York, John Wiley & Sons, Inc., 1964Vol. -, Pg. 693, 1964.

Safety Profile

Hazard Codes: HarmfulXn,FlammableF
Risk Statements: 11-21-23/25-36/37/38-10 
R10:Flammable. 
R11:Highly flammable. 
R21:Harmful in contact with skin. 
R23/25:Toxic by inhalation and if swallowed. 
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 16-27-36/37/39-45-25-23-2
S16:Keep away from sources of ignition. 
S23:Do not breathe vapour. 
S25:Avoid contact with eyes. 
S27:Take off immediately all contaminated clothing. 
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection. 
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)

Specification

 Trimethyl borate , its cas register number is 121-43-7. It also can be called Boric acid trimethyl ester ; Methyl borate ; and Boron methoxide .