Welcome to LookChem.com Sign In|Join Free
  • or
Home > Pharmaceutical > 272 > 

272-43-5

Products Categories

Basic Information
CAS No.: 272-43-5
Name: Thieno[3,4-b]pyrazine
Article Data: 6
Molecular Structure:
Molecular Structure of 272-43-5 (Thieno[3,4-b]pyrazine)
Formula: C6H4N2S
Molecular Weight: 136.177
Synonyms: 2',3'-Pyrazinothiophene;Thieno(3,4-b)pyrazine;
Density: 1.369 g/cm3
Melting Point: 47-48 °C
Boiling Point: 253.195 °C at 760 mmHg
Flash Point: 112.081 °C
PSA: 54.02000
LogP: 1.69130
Related products
Hot Products
  • Display:default sort

    New supplier

  • THIENO[3,4-B]PYRAZINE

  • Casno:

    272-43-5

    THIENO[3,4-B]PYRAZINE

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 3.0-3.0

    DayangChem exported this product to many countries and regions at best price. If you are looking for the material's manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product spe

    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

  • thieno[3,4-b]pyrazine

  • Casno:

    272-43-5

    thieno[3,4-b]pyrazine

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 1.0-1.0

    Our company was built in 2009 with an ISO certificate.In the past 5 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so on.O

    Welcome to Henan Tianfu Chemical Co., Ltd. Our company engages in noble metal catalysts, synthesis of electronic chemical materials and Pharmaceutical, Agrochemicals, Food Additive

  •  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

  • thieno[3,4-b]pyrazine

  • Casno:

    272-43-5

    thieno[3,4-b]pyrazine

    Min.Order: 1 Gram

    FOB Price:  USD $ 0.0-0.0

    Product Name: thieno[3,4-b]pyrazine Synonyms: thieno[3,4-b]pyrazine;2',3'-Pyrazinothiophene CAS: 272-43-5 MF: C6H4N2S MW: 136.17 EINECS: Product Categories: Mol File: Mol File

    SHANGHAI MINSTAR CHEMICAL CO., LTD. is a leading, experienced, professional supplier of API & intermediates, plant extract, food additive, fine chemicals and industry chemicals, et

  •  Shanghai Minstar Chemical Co., Ltd

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:0086-21-18019205509

    Address:BUILDING 8, NO.1098, CHUANSHA ROAD, SHANGHAI, CHINA

       Inquiry Now

  • THIENO[3,4-B]PYRAZINE

  • Casno:

    272-43-5

    THIENO[3,4-B]PYRAZINE

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0

    THIENO[3,4-B]PYRAZINEAppearance:detailed see specifications Storage:Keep away of light, cool place Package:25kg/drum;200kg/drum Application:An important raw material and intermediate used in Organic Synthesis, Pharmaceuticals Transportation:Sea/air/c

    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

  • Thieno[3,4-b]pyrazine

  • Casno:

    272-43-5

    Thieno[3,4-b]pyrazine

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0

    Thieno[3,4-b]pyrazineAppearance: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

  • Thieno[3,4-b]pyrazine

  • Casno:

    272-43-5

    Thieno[3,4-b]pyrazine

    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

    Zhejiang Jiuzhou Chemical Co.,Ltd is a market-oriented and innovation-driven biopharmaceutical company. The company is focusing on the R&D, manufacturing and sales of pharmaceutica

  •  ZHEJIANG JIUZHOU CHEM CO.,LTD

    China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+86 19334956669

    Address:Waisha Road,Jiaojiang

       Inquiry Now

  • Manufacturer Supply Top quality Thieno[3,4-b]pyrazine

  • Casno:

    272-43-5

    Manufacturer Supply Top quality Thieno[3,4-b]pyrazine

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0

    Known for its best quality and competitve price, this chemicals we offered is widely appreciated by our customers.1) Standard:BP/USP/EP/Enterprise standard2) All Purity≥99%3) We are manufacturer and can provide high quality products with factory pric

    Shaanxi Mingqi Chemical Co., Ltd is committed to the development of import and export trade in the production, operation and plant extracts of pharmaceutical raw materials and inte

  • Shaanxi Mingqi Chemical Co., Ltd

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+8618092428356

    Address:Weiyang District

       Inquiry Now

  • ISO 9001 National Research Platform CAS No. 272-43-5

  • Casno:

    272-43-5

    ISO 9001 National Research Platform CAS No. 272-43-5

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0

    1. Subsidiary of Institute of Chemistry, Henan Academy of Sciences, national research platform;2. About 30 years’ experience in this field since 1983;3. An experienced R&D team consisting of Doctors and Masters;4. Various types of analytical instrume

    Zhengzhou Kingorgchem Chemical Technology Co., Ltd. was founded on the basis of Organophosphorus Chemistry Lab of Institute of Chemistry Henan Academy of Sciences in 2015. The

  • Zhengzhou Kingorgchem Chemical Technology Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-371-65511936

    Address:NO.56,Hongzhuan Road

       Inquiry Now

  • THIENO[3,4-B]PYRAZINE CAS NO.272-43-5

  • Casno:

    272-43-5

    THIENO[3,4-B]PYRAZINE CAS NO.272-43-5

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0

    Price, service, company and transport advantage: 1. Best service, place of origin China, high quality, and reasonable price. 2. It's customers' right to choose the package (EMS, DHL, FEDEX, UPS). 3. It's customers' right

    Changchun Haofei Import and Export Trade Co. , Ltd is located in Changchun, Changchun, Jilin Province. We are a modern high-tech private enterprise specializing in the R & D, Produ

  • Jilin haofei import and export trade Co.,Ltd

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+8615643102578

    Address:303 Room, Guanghui Park, Huanghe Road, Kuancheng District

       Inquiry Now

  • Thieno[3,4-b]pyrazine

  • Casno:

    272-43-5

    Thieno[3,4-b]pyrazine

    Min.Order: 1 Gram

    FOB Price:  USD $ 0.0-0.0

    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

  • suzhou 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

  • thieno[3,4-b]pyrazine

  • Casno:

    272-43-5

    thieno[3,4-b]pyrazine

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0

    1. Production capacity: we have three production base with high-tech production equipment and instruments, equipped with professional production personnel, meet your requirements.2. Quality assurance: we have a first-class testing equipment and testi

    Chemical Technology Co.,LTD is a professional enterprise which engaged in pharmaceutical intermediates, material intermediates production research and development.Company foc

  • Chemical Technology Co.,LTD

     China (Mainland)  |  Contact Details

    Business Type:Other

       Inquiry Now

  • 1,3-Dibromo-5-dodecyl-4H -thieno[3,4-c ]pyrrole-4,6(5H )-dione

  • Casno:

    272-43-5

    1,3-Dibromo-5-dodecyl-4H -thieno[3,4-c ]pyrrole-4,6(5H )-dione

    Min.Order: 0 Metric Ton

    FOB Price:  USD $ 0.0-0.0

    World-class service, High quality, Low cost and Quick delivery. All made in our plant! Storage:To be stored in cool dry environment Package:1g,5g,10g or Bulk Application:Synthetic Intermediates > Thiophene Derivatives

    JOIN US to be our business partner! Luminescence Technology Corp. (Lumtec) is an acknowledged world manufacturer in organic chemicals. Over ten years of abundant experiences d

  • Luminescence Technology Corp.

    Taiwan  |  Contact Details

    Business Type:Manufacturers

    Tel:+886-2-2655-8658

    Address:Join us to be our business partner!

       Inquiry Now

  • Thieno[3,4-b]pyrazine

  • Casno:

    272-43-5

    Thieno[3,4-b]pyrazine

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0

    Thieno[3,4-b]pyrazine Molecular Weight 136.17 CAS Registry Number 272-43-5 Thieno[3,4-b]pyrazine IdentificationNameThieno[3,4-b…

    Located in Jinan Hi-tech Development Park, Jinan Great Chemical Co.,Ltd. is a hi-tech enterprise of Shandong province. At present, Guruite is a large-scale hi-tech enterprise focus

  • Jinan Great Chemical Co.,Ltd.

    China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-531-58668191 58668193 58668196 58661173

    Address:No 55,Beixiaoxinzhuang West Street,Jinan City, Shandong Province

       Inquiry Now

  • Thieno[3,4-b]pyrazine

  • Casno:

    272-43-5

    Thieno[3,4-b]pyrazine

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0

    The company have effective management team, professional technical R & D personnel, the service spirit of customer oriented. We have long-term cooperation with famous domestic manufacturer, and excellent customer resources overseas. We are skilled in

    Synova(Tianjin) Chemical Technology Co,.Ltd is a professional company engaged in research, produce, and sales of chemical products. Our office is located in Tianjin, and we co

  • Synova( Tianjin ) Chemical Technology Co,.Ltd

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:15900395419

    Address:No.2, Hua tian Rd, Huayuan Industrial Park ,Bin hai Hi-Tech District

       Inquiry Now

  • Thieno[3,4-b]pyrazine

  • Casno:

    272-43-5

    Thieno[3,4-b]pyrazine

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0

    1.We have rich experience in the development and production 2.Our factory is in Shanghai of China,We have convenient traffic conditions.3.We have advanced testing equipment and shipping line. Package:5g, 10g, 50g, 100g, 1kg Application:Pharmaceutical

    Shanghai fine pharma co., Ltd. is a professional enterprise with chemical reagents and fine chemical products development, development and trade. The company has a sound research a

  • Shanghai Run-Biotech Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+86-21-31576854/57171705 / 57171706

    Address:second floor, building 3, No.999, jiangyue Road, minghang District, Shanghai, China

       Inquiry Now

  • Thieno[3,4-b]pyrazine

  • Casno:

    272-43-5

    Thieno[3,4-b]pyrazine

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0

    we are manufacturer,we are an emerging chemical service company to provide a series of small-packaged catalyst combo (combination) ?and various chiral catalysts for the biotech and pharmaceutical industries as well as schools and research institutes.

    Shanghai Suifu Chemical Technology, based in the city of Shanghai, is an emerging chemical service company to provide a series of small-packaged catalyst combo (combination) and v

  • SHANGHAI SUIFU CHEMICAL TECHNOLOGY CO.LTD

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-21-33738187

    Address:1507room 145bulid,1399 husong road,songjiang,shanghai

       Inquiry Now

  • Total:16 Page 1 of 1 1
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 272-43-5

Specification

The Thieno[3,4-b]pyrazine, with the CAS registry number 272-43-5, is also known as 2',3'-Pyrazinothiophene. This chemical's molecular formula is C6H4N2S and formula weight is 136.17. What's more, both its IUPAC name and systematic name are the same which is called Thieno[3,4-b]pyrazine.

Physical properties about this chemical are: (1)ACD/LogP: 1.19; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 1; (4)ACD/LogD (pH 7.4): 1; (5)ACD/BCF (pH 5.5): 3; (6)ACD/BCF (pH 7.4): 3; (7)ACD/KOC (pH 5.5): 81; (8)ACD/KOC (pH 7.4): 81; (9)#H bond acceptors: 2; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 0; (12)Polar Surface Area: 54.02 Å2; (13)Index of Refraction: 1.705; (14)Molar Refractivity: 38.662 cm3; (15)Molar Volume: 99.476 cm3; (16)Surface Tension: 65.1 dyne/cm; (17)Density: 1.369 g/cm3; (18)Flash Point: 112.081 °C; (19)Enthalpy of Vaporization: 47.074 kJ/mol; (20)Boiling Point: 253.195 °C at 760 mmHg; (21)Vapour Pressure: 0.03 mmHg at 25°C; (22)Melting point : 47-48 25°C.

You can still convert the following datas into molecular structure:
(1)SMILES: c1scc2nccnc12
(2)InChI: InChI=1/C6H4N2S/c1-2-8-6-4-9-3-5(6)7-1/h1-4H
(3)InChIKey: CZDVJGBXKADLCY-UHFFFAOYAL