Welcome to LookChem.com Sign In|Join Free
  • or
Home > Pharmaceutical > 638 > 

638-00-6

Basic Information
CAS No.: 638-00-6
Name: 2,4-DIMETHYLTHIOPHENE
Article Data: 25
Molecular Structure:
Molecular Structure of 638-00-6 (2,4-DIMETHYLTHIOPHENE)
Formula: C6H8S
Molecular Weight: 112.196
Synonyms: 2,4-Dimethylthiophene;
EINECS: 211-312-3
Density: 1.006 g/cm3
Melting Point: -66.9°C (estimate)
Boiling Point: 138.7 °C at 760 mmHg
Flash Point: 23 °C
Risk Codes: 10
Safety: 16
Transport Information: UN 1993
PSA: 28.24000
LogP: 2.36490
Synthetic route
29421-92-9

4-bromo-2-methylthiophene

676-58-4

methylmagnesium chloride

638-00-6

2,4-dimethylthiophene

Conditions
ConditionsYield
With 1,3-bis[(diphenylphosphino)propane]dichloronickel(II) In diethyl ether for 22h;79%
1,3-bis[(diphenylphosphino)propane]dichloronickel(II) In tetrahydrofuran; diethyl ether Kumada coupling; Heating;
932-93-4

thiophene-2,4-dicarbaldehyde

638-00-6

2,4-dimethylthiophene

Conditions
ConditionsYield
With potassium hydroxide; hydrazine hydrate In diethylene glycol76%
616-44-4

3-Methylthiophene

74-88-4

methyl iodide

638-00-6

2,4-dimethylthiophene

Conditions
ConditionsYield
Stage #1: 3-Methylthiophene With 2,2,6,6-tetramethylpiperidinyl-lithium In tetrahydrofuran; pentane at -78℃; for 1h;
Stage #2: methyl iodide In tetrahydrofuran at -78 - 20℃; for 4h; Further stages.;
73%
Stage #1: 3-Methylthiophene With n-butyllithium; N,N,N,N,-tetramethylethylenediamine In diethyl ether; hexane at 0 - 20℃; for 3h;
Stage #2: methyl iodide at 0 - 20℃; for 5h;
68%
Stage #1: 3-Methylthiophene With 2,2,6,6-tetramethyl-piperidine; tert.-butyl lithium In tetrahydrofuran; pentane at -78℃; for 1h;
Stage #2: methyl iodide In tetrahydrofuran; pentane at -78 - 20℃; for 2h;
917-64-6

methyl magnesium iodide

29421-92-9

4-bromo-2-methylthiophene

638-00-6

2,4-dimethylthiophene

Conditions
ConditionsYield
nickel 1,3-bis(diphenylphosphino)propane In diethyl ether for 22h; Heating;66%
6030-36-0

4-methylthiophene-2-carbaldehyde

638-00-6

2,4-dimethylthiophene

Conditions
ConditionsYield
Bildung ueber das Hydrazon;
78334-38-0

2,5-Dimethyl-[1,4]dithiin

638-00-6

2,4-dimethylthiophene

141-79-7

4-methyl-pent-3-en-2-one

638-00-6

2,4-dimethylthiophene

Conditions
ConditionsYield
With sulfur at 200℃;
6641-83-4

2-methyl-4-oxopentanoic acid

638-00-6

2,4-dimethylthiophene

Conditions
ConditionsYield
With diphosphorus trisulfide
With phosphorous (V) sulfide
1118-58-7

1,3-Dimethyl-1,3-butadien

638-00-6

2,4-dimethylthiophene

Conditions
ConditionsYield
With sulfur at 260℃;
75-56-9, 16033-71-9

methyloxirane

638-00-6

2,4-dimethylthiophene

Conditions
ConditionsYield
With aluminum oxide; hydrogen sulfide at 400℃;
  • Display:default sort

    New supplier

  • 2,4-dimethylthiophene

  • Casno:

    638-00-6

    2,4-dimethylthiophene

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 3.0-3.0

    Dayangchem's 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. DayangChem can provide different quantities

    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

  • 98%  2,4-Dimethylthiophene CAS 638-00-6

  • Casno:

    638-00-6

    MSDS/COA Download

    98% 2,4-Dimethylthiophene CAS 638-00-6

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 1.0-10.0

    Superiority kono 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. We could give you: 1.Best quali

    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

  • 2,4-Dimethylthiophene

  • Casno:

    638-00-6

    2,4-Dimethylthiophene

    Min.Order: 5 Kiloliter

    FOB Price:  USD $ 1.2-5.0

    Our main production base is located in Xuzhou industry park. We are certified both to the ISO 9001 and ISO 14001 Standards, have a safety management system in place.Our R&D team masters core technology for process-design of target building block

    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

  • Pharmaceutical Grade CAS 638-00-6 with competitive price

  • Casno:

    638-00-6

    Pharmaceutical Grade CAS 638-00-6 with competitive price

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 139.0-210.0

    WITH US,YOUR MONEY IN SAFE,YOUR BUSINESS IN SAFE 1)Quick Response Within 12 hours; 2)Quality Guarantee: All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France et

    Zhuo Zhou Wen Xi Import and Export Co., Ltd. is a company mainly engaged in the export of pharmaceutical raw materials. Its parent company is (Wen Xi Pharma), including three subs

  •  Zhuozhou Wenxi import and Export Co., Ltd

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+86-13111626072

    Address:Room 1710, Baoxin International Phase I, 19 Guanyun East Road, Zhuozhou, Hebei

       Inquiry Now

  • Thiophene,2,4-dimethyl- 638-00-6

  • Casno:

    638-00-6

    Thiophene,2,4-dimethyl- 638-00-6

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0

    1.No Less 8 years exporting experience. Clients can 100% received goods 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Upbio is Specialized

    Shanghai Upbio Tech Co.,Ltd (Former Onchem (China)Co.,Ltd) is a comprehensive manufacturer and an international distribution of chemicals throughout the world, The predecessor of

  •  Shanghai Upbio Tech Co.,Ltd

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-21-52196435

    Address:No.2 Floor,No.979 Yunhan Rd,Nicheng,Pudong New Area,Shanghai,China

       Inquiry Now

  • 2,4-DIMETHYLTHIOPHENE CAS:638-00-6

  • Casno:

    638-00-6

    2,4-DIMETHYLTHIOPHENE CAS:638-00-6

    Min.Order: 1 Gram

    FOB Price:  USD $ 0.0-0.0

    2,4-DIMETHYLTHIOPHENE CAS:638-00-6 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing in high quality organic inter

    Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, speciali

  •  Qingdao Beluga Import and Export Co., LTD

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+8613854236000

    Address:qingdao

       Inquiry Now

  • Thiophene,2,4-dimethyl-

  • Casno:

    638-00-6

    Thiophene,2,4-dimethyl-

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0

    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

  • 2,4-dimethylthiophene CAS NO.638-00-6

  • Casno:

    638-00-6

    2,4-dimethylthiophene CAS NO.638-00-6

    Min.Order: 10 Kilogram

    FOB Price:  USD $ 0.0-0.0

    Our Advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We

    Wuhan Han Sheng New Material Technology Co. Ltd is a professional company which specialized in manufacturing and selling chemical raw materials, chemical products, pharmaceutical i

  •  Wuhan Han Sheng New Material Technology Co.,Ltd

    China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:17798174412

    Address:Room 401, Floor 4, Building 3-1, Guandong Science and Technology Industrial Park, Jiayuan Road, Guandong Street, Donghu Hi tech Development Zone, Wuhan

       Inquiry Now

  • 2,4-DIMETHYLTHIOPHENE

  • Casno:

    638-00-6

    MSDS/COA Download

    2,4-DIMETHYLTHIOPHENE

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 10.0-100.0

    1. Timely and efficient service to ensure communication with customers 2. Produce products of different specifications and sizes according to your requirements. 3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures s

    Hebei Quanhe Biotechnology Co. LTD. is an enterprise specializing in the research and development, production and trade of pharmaceutical intermediates, apis and chemical raw mater

  •  Hebei Quanhe Biotechnology Co. LTD

    China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+8619003195089

    Address:Haida Business Center, Xiangdu District

       Inquiry Now

  • 2,4-DIMETHYLTHIOPHENE 638-00-6

  • Casno:

    638-00-6

    2,4-DIMETHYLTHIOPHENE 638-00-6

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 20.0-20.0

    Appearance:off-white to white solid Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:Used for Synthesis API and Research Transportation:As customer request Port:Qingda

    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

  • Thiophene,2,4-dimethyl-

  • Casno:

    638-00-6

    Thiophene,2,4-dimethyl-

    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

  • 2,4-Dimethylthiophene

  • Casno:

    638-00-6

    2,4-Dimethylthiophene

    Min.Order: 10 Gram

    FOB Price:  USD $ 100.0-100.0

    Zibo Hangyu Biotechnology Development Co., Ltd 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 chemi

    Hangyu Biotech is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and O

  •  Zibo Hangyu Biotechnology Development Co., Ltd

    China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:86-15965530500

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

       Inquiry Now

  • 2,4-dimethylthiophene CAS NO.638-00-6

  • Casno:

    638-00-6

    2,4-dimethylthiophene CAS NO.638-00-6

    Min.Order: 100 Gram

    FOB Price:  USD $ 100.0-2000.0

    We are one of a few suppliers that can offer custom synthesis service of this product We are specialized in custom synthesis, chemical/pharmaceutical/ pesticides outsourcing and contract research. We are committed to prov

    SHANGHAI SYSTEAM BIOCHEM CO., LTD. is one of the professional suppliers in Chinese pharmaceutical market and is specialized in custom synthesis, chemical/pharmaceutical/ pesticides

  •  SHANGHAI SYSTEAM BIOCHEM CO., LTD

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:86-021-58380978

    Address:Building 87,Lane 669, Dong Jing Road Shanghai,P.R.China

       Inquiry Now

  • 2,4-dimethylthiophene CAS NO.638-00-6

  • Casno:

    638-00-6

    2,4-dimethylthiophene CAS NO.638-00-6

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 18.0-20.0

    factory?direct?saleAppearance:White Powder Storage:Store In Dry, Cool And Ventilated Place Package:25kg/drum, also according to the clients requirement Application:It is widely used as a thickener, emulsifier and stabilizer Transportation:By Sea Or B

    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:Trading Company

    Tel:15053231572

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

       Inquiry Now

  • 2,4-DIMETHYLTHIOPHENE

  • Casno:

    638-00-6

    2,4-DIMETHYLTHIOPHENE

    Min.Order: 1 Gram

    FOB Price:  USD $ 0.0-0.0

    Shandong Mopai Biotechnology Co., LTD 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. W

    Shandong Mopai Biotechnology Co., LTD is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, s

  •  Shandong Mopai Biotechnology Co., LTD

    China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-15965530500

    Address:shandong

       Inquiry Now

  • SAGECHEM/ 2,4-dimethylthiophene  /Manufacturer in China

  • Casno:

    638-00-6

    SAGECHEM/ 2,4-dimethylthiophene /Manufacturer in China

    Min.Order: 0 Metric Ton

    FOB Price:  USD $ 0.0-0.0

    SAGECHEM is a chemical R&D, manufacturing and distribution company in China since 2009, including pharmaceutical intermediates, agrochemical, dyestuff intermediates, organosilicone, API and etc. We also offer a full range of services in

    SAGECHEM is a chemical R&D, manufacturing and distribution company since 2009, including pharmaceutical intermediates, agrochemical, dyestuff intermediates, organosilicone, API and

  •  SAGECHEM LIMITED

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-571-86818502

    Address:5Fl. 501Room, Tower A, New Youth Plaza, 8 Jia Shan Road, Hangzhou, China

       Inquiry Now

  • 2,4-dimethylthiophene CAS NO.638-00-6

  • Casno:

    638-00-6

    2,4-dimethylthiophene CAS NO.638-00-6

    Min.Order: 1 Metric Ton

    FOB Price:  USD $ 1.5-1.5

    1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer

    KAISA GROUP INC.is the enterprise which is specialize in manfacturing and exporting avariety of Chemical in China. We have the strong economic base and comprehensive technology.We

  •  KAISA GROUP INC

    United States  |  Contact Details

    Business Type:Trading Company

    Tel:15131197030

    Address:1312 17th Street Suite 1402 Denver CO 80202

       Inquiry Now

  • 2,4-dimethylthiophene CAS NO.638-00-6

  • Casno:

    638-00-6

    2,4-dimethylthiophene CAS NO.638-00-6

    Min.Order: 1 Metric Ton

    FOB Price:  USD $ 1.0-1.0

    We are a Union of chemistry in China, consists of chemists,engineers, laboratories,factories in China. We organize surplus capacity of R&D and production as well as custom synthesis for chemical products and chemical business project. We are supp

    We are a Union of chemistry in China, consists of chemists,engineers, laboratories,factories in China. We organize surplus capacity of R&D and production in China for chemicals cus

  •  Bluecrystal chem-union

    China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+86-1895157

    Address:Liang Xi Qu

       Inquiry Now

  • Thiophene,2,4-dimethyl-

  • Casno:

    638-00-6

    Thiophene,2,4-dimethyl-

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0

    We produce carbomer by our own factory,carbomer 940 is our best seller.It is used for cosmetic and medical.And we also become agent for lubrizol.Our carbomer 940 get high viscosity and good transparency.The price will depond on the market,surely supp

    Hebei Mojin Biotechnology Co., Ltd, Our company is a professional in carbomer, Dibenzylamine,meglumine,lead acetate and other chemical raw materials and chemical reagents research

  •  Hebei Mojin Biotechnology Co.,Ltd

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:13231137666

    Address:room 1401,A building,Enjoy city,shijiazhuang city,hebei province,China

       Inquiry Now

  • 2,4-Dimethylthiophene

  • Casno:

    638-00-6

    2,4-Dimethylthiophene

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0

    Lower price, sample is available,SDS test documents are available,large stock in warehouseAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:Fine chemical intermediates, used as the main raw material for the synthe

    GIHI CHEMICALS CO.,LIMITED, its former company is a small manufacturer who is specialized in the production of ester products which are used in the daily chemicals ,cosmetic produc

  •  GIHI CHEMICALS CO.,LIMITED

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-571-86217390

    Address:No.567 Dengcai Street,Sandun,Westlake District,Hangzhou310030,Zhejiang,China.

       Inquiry Now

  • Thiophene,2,4-dimethyl-

  • Casno:

    638-00-6

    Thiophene,2,4-dimethyl-

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0

    R & D enterprises have their own stock in stock Package:1kg Application:pharmaceutical intermediates

    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:Manufacturers

    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

  • Thiophene,2,4-dimethyl-

  • Casno:

    638-00-6

    Thiophene,2,4-dimethyl-

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0

    1.A strong technical force and advanced processing equipments. The quality of the products has been strictly inspected and all kinds of index have reached or exceeded domestic and international standards.2. Now we have established long-term stable re

    Wuxi TAA Chemical Industry Co.,Ltd., established in 2010, is a key chemical manufacturer and supplier in China. In 2010, three young chemists from a local large state-owned chemi

  •  Wuxi TAA Chemical Industry Co.,LTD.

     China (Mainland)  |  Contact Details

    Business Type:Other

    Tel:18168326835

    Address:2202 Scientific Research Business Center, Lihu Road, Wuxi 214128 China

       Inquiry Now

  • Thiophene,2,4-dimethyl-

  • Casno:

    638-00-6

    Thiophene,2,4-dimethyl-

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0

    1.Our services:A.Supply sampleB.The packing also can be according the customers` requirmentC.Any inquiries will be replied within 24 hoursD.we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate.

    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

  • Thiophene,2,4-dimethyl-

  • Casno:

    638-00-6

    Thiophene,2,4-dimethyl-

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0

    Ansciep Chemical is a professional enterprise manufacturing and distributing fine chemicals and speciality chemicals. We have been dedicated to heterocycle compounds and phenyl rings for tens of years. This is our mature product for export. Our quali

    Antimex Chemical Limied, was founded in 2001, we are specializing in manufacturing & researching of Active pharmaceutical Ingredients,Veterinary pharm APIs,cosmetic ingredients,and

  •  Antimex Chemical Limied

    China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:0086-21-50563169

    Address:Room1027,No.Jinyu Road,Pudong

       Inquiry Now

  • 2,4-dimethylthiophene CAS NO.638-00-6

  • Casno:

    638-00-6

    2,4-dimethylthiophene CAS NO.638-00-6

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0

    2,4-dimethylthiophene CAS NO.638-00-6 Application:2,4-dimethylthiophene CAS NO.638-00-6

    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 Langyou International Trading Co., Ltd

    China (Mainland)  |  Contact Details

    Business Type:Other

    Tel:+8618874586545

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

       Inquiry Now

  • 2,4-DIMETHYLTHIOPHENE

  • Casno:

    638-00-6

    2,4-DIMETHYLTHIOPHENE

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0

    best seller Application:API

    DB Biotech co., ltd is a global and professional supplier for plant extracts and functional ingredients, the company is based in XI’an city, which is famous city for the producttio

  •  DB BIOTECH CO., LTD

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:86--1829 2989 553

    Address:No.99 Road, Xi'an, China

       Inquiry Now

  • 2,4-Dimethylthiophene

  • Casno:

    638-00-6

    2,4-Dimethylthiophene

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0

    We are committed to providing our customers with the best products and services at the most competitive prices.Appearance:white powder Storage:Room temperature with sealed well Package:according to the clients requirement Application:Use as primary a

    BOC Sciences is a brand of BOCSCI Inc. We leverage our wide spectrum of business in the fields of development, manufacturing, marketing, and distribution to help you make best-info

  •  BOC Sciences

    United States  |  Contact Details

    Business Type:Trading Company

    Tel:1-631-485-4226

    Address:Ramsey Road

       Inquiry Now

  • Thiophene,2,4-dimethyl-

  • Casno:

    638-00-6

    Thiophene,2,4-dimethyl-

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0

    Thiophene,2,4-dimethyl-Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

    Welcome to Hangzhou Fandachem Co.,Ltd (www.FandaChem.com) Hangzhou Fandachem Co.,Ltd (Fandachem),an experienced and professional China-based Fine Chemical supplier. We supply the

  •  Hangzhou Fandachem Co.,Ltd

    China (Mainland)  |  Contact Details

    Business Type:Other

    Tel:+86-571-28800458

    Address:Room 5010, No.9 YanAn Road,Hangzhou,Zhejiang,China

       Inquiry Now

  • Thiophene,2,4-dimethyl-

  • Casno:

    638-00-6

    Thiophene,2,4-dimethyl-

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0

    1,we produce and sell good chemicals around the world. 2,our success rate is about 95%. this means, if customer order is accepted, the probability that the customer will obtain the ordered substances, is 95%. 3,our staff consists of highl

    Wuhan ZSC Biomedical Technology Ltd.Co, which is professional in research and sale high techology.The company located in Wuhan, We insist on the concept of "technology first, custo

  •  Wuhan ZeShanCheng Biomedical Technology Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+86 17786425391

    Address:No. 399, lihua road, dongxihu district, wuhan city (17)

       Inquiry Now

  • 2,4-DIMETHYLTHIOPHENE

  • Casno:

    638-00-6

    2,4-DIMETHYLTHIOPHENE

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0

    factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin

    Henan Kanbei Chemical Co., Ltd. is a modern high-tech chemical enterprise integrating R&D, production and sales. The company has strong technical strength, advanced equipment, stri

  •  Henan Kanbei Chemical Co.,LTD

    China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:86-152-37804566

    Address:Evergrande Future City, intersection of Zhengkai Avenue and Sixteenth Street, Kaifeng Area, Henan Pilot Free Trade Zone

       Inquiry Now

  • 2,4-dimethylthiophene

  • Casno:

    638-00-6

    2,4-dimethylthiophene

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0

    Hangzhou ZeErRui Chemical Co., Ltd. is focused on customization, research and development and production of APIs and advanced intermediates, which can effectively compensate for the deficiencies of traditional CRO and CMO. Priority of high-tech barri

    Hangzhou ZeErRui Chemical Co., Ltd. located in Lingang industrial areas, our plant covers an area of 6000 square meters.ZeErRui dedicated to the development, production and marketi

  •  Hangzhou ZeErRui Chemical Co., Ltd.

    China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-571-82512721

    Address:No 317,Jingling Road,Guali Town,Xiaoshan District

       Inquiry Now

  • 2,4-dimethylthiophene CAS NO.638-00-6

  • Casno:

    638-00-6

    2,4-dimethylthiophene CAS NO.638-00-6

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0

    Wuhan Xinweiye Chemical Co., Ltd. is mainly engaged in the process development and production of customized synthesis and pharmaceutical intermediates. We have professional researchers in organic synthesis, analytical chemistry and production process

    Wuhan NewGreat Chemical Co., Ltd. is located in Wuhan Donghu High-tech Development Zone. Wuhan has unique geographical advantages. It is close to Zhengzhou, Changsha, Nanchang and

  •  Wuhan Newgreat Chemical Co., Ltd

    China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:86-027-85953558

    Address:East Lake high tech Development Zone, Wuhan, 262, No.

       Inquiry Now

  • 2,4-dimethylthiophene CAS NO.638-00-6

  • Casno:

    638-00-6

    2,4-dimethylthiophene CAS NO.638-00-6

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0

    2,4-dimethylthiophene CAS NO.638-00-6Appearance:off-white fine crystalline powder Storage:Dry and ventilated Package:Standard or as customer's require Application:intermediates Transportation:Delivery by EMS, DHL, FEDEX, UPS, TNT

    KONING PHARMCHEM CO., LTD. has committed itself to a strategy of providing a unique service for companies involved in the manufacture of pharmaceuticals, healthcare products, food,

  •  Koning Pharmchem Co., Ltd.

    China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:86-574-87369228

    Address:Lingqiao Road

       Inquiry Now

  • 2,4-dimethylthiophene CAS NO.638-00-6

  • Casno:

    638-00-6

    2,4-dimethylthiophene CAS NO.638-00-6

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0

    2,4-dimethylthiophene CAS NO.638-00-6Appearance:off-white fine crystalline powder Storage:Dry and ventilated Package:Standard or as customer's require Application:intermediates Transportation:By express (Door to door) such as FEDEX, DHL, EMS for smal

    Hunan Runhui Chem Co., Ltd. is a comprehensive Fine chemicals and Pharmaceuticals Intermediates supplier in China , Established in Changsha City of Hunan province registered capit

  •  Hunan Longxianng Runhui Trading Co.,Ltd

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:86-731-85570686

    Address:29 Floor,Changsheng Upper Strata,Furong District,China

       Inquiry Now

  • 638-00-6

  • Casno:

    638-00-6

    638-00-6

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0

    Good Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen

    Shanghai Chinqesen Biotechnology Co., Ltd. Company slogan:?Innovation, cooperation and win-win Company introduction:?Shanghai Chinqesen Biotechnology Co., Ltd. is a professional ph

  •  Shanghai Chinqesen Biotechnology Co., Ltd.

    China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+8617316470195

    Address:333 Songze Avenue, Qingpu District, Shanghai

       Inquiry Now

  • 2,4-dimethylthiophene CAS NO.638-00-6

  • Casno:

    638-00-6

    2,4-dimethylthiophene CAS NO.638-00-6

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0

    Stable supply of goods and provision of high-quality services Application:As raw materials in the field of medicine and biology

    SaiWanTe (Shanghai) New Material Technology Co.,Ltd , located in shanghai ,China. It is specialized in the R&D, production and sales of chemical raw matereials, cosmetic additives,

  •  Saiwante (shanghai) New Material Technology Co., Ltd.

    China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:17733953109

    Address:3/F AND 4/F NO.1 LANE 65 HUANLONG RD.CHINA(SHANGHAI) PILOT FREE TRADE ZONE

       Inquiry Now

Post a RFQ

Enter 15 to 2000 letters.Word count: 0 letters

Attach files(File Format: Jpeg, Jpg, Gif, Png, PDF, PPT, Zip, Rar,Word or Excel Maximum File Size: 3MB)

1

What can I do for you?
Get Best Price

Get Best Price for 638-00-6

Specification

The Thiophene, 2, 4-dimethyl-, with the CAS registry number 638-00-6, is also known as 2, 4-Dimethyl thiophene. Its EINECS registry number is 211-312-3. This chemical's molecular formula is C6H8S and molecular weight is 112.19. What's more, its IUPAC name is 2, 4-Dimethylthiophene. Besides, this chemical is highly flammable, and it may catch fire on contacting with an ignition source. Hence, keep it away from sources of ignition.

Physical properties about Thiophene, 2, 4-dimethyl- are: (1)ACD/LogP: 2.82; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 2.82; (4)ACD/LogD (pH 7.4): 2.82; (5)ACD/BCF (pH 5.5): 81.38; (6)ACD/BCF (pH 7.4): 81.38; (7)ACD/KOC (pH 5.5): 811.24; (8)ACD/KOC (pH 7.4): 811.24; (9)#H bond acceptors: 0; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 0; (12)Polar Surface Area: 28.24 Å2; (13)Index of Refraction: 1.527; (14)Molar Refractivity: 34.28 cm3; (15)Molar Volume: 111.4 cm3; (16)Polarizability: 13.59×10-24 cm3; (17)Surface Tension: 32.2 dyne/cm; (18)Density: 1.006 g/cm3; (19)Flash Point: 23 °C; (20)Enthalpy of Vaporization: 36.05 kJ/mol; (21)Boiling Point: 138.7 °C at 760 mmHg; (22)Vapour Pressure: 8.26 mmHg at 25 °C.

Preparation of Thiophene, 2, 4-dimethyl-: this chemical is prepared by reaction of 4-Bromo-2-methyl-thiophene with Methylmagnesium iodide by heating. This reaction needs catalyst Nickel 1, 3-bis(diphenylphosphino)propane and solvent Diethyl ether. The reaction time is 22 hours. The yield is about 66 %.

The Thiophene, 2, 4-dimethyl- can be obtained by 4-Bromo-2-methyl-thiophene and Methylmagnesium iodide.

Uses of Thiophene, 2, 4-dimethyl-: it is used to produce other chemicals. For example, it is used to produce 2, 4-Dibromo-3, 5-dimethyl-thiophene at ambient temperature. The reaction needs reagent Br2. The reaction time is 3 minutes. The yield is about 96 %.

Thiophene, 2, 4-dimethyl- can be used to produce 2, 4-Dibromo-3, 5-dimethyl-thiophene.

You can still convert the following datas into molecular structure:
(1) SMILES: s1c(cc(c1)C)C
(2) InChI: InChI=1/C6H8S/c1-5-3-6(2)7-4-5/h3-4H,1-2H3
(3) InChIKey: CPULIKNSOUFMPL-UHFFFAOYAR