4-bromo-5-methylthiophene-2-carboxylic acid

Modify Date: 2024-01-13 15:51:36

4-bromo-5-methylthiophene-2-carboxylic acid Structure
4-bromo-5-methylthiophene-2-carboxylic acid structure
Common Name 4-bromo-5-methylthiophene-2-carboxylic acid
CAS Number 29421-99-6 Molecular Weight 221.07200
Density N/A Boiling Point N/A
Molecular Formula C6H5BrO2S Melting Point N/A
MSDS N/A Flash Point N/A

 Names

Name 4-bromo-5-methylthiophene-2-carboxylic acid
Synonym More Synonyms

 Chemical & Physical Properties

Molecular Formula C6H5BrO2S
Molecular Weight 221.07200
Exact Mass 219.91900
PSA 65.54000
LogP 2.51720

 Safety Information

HS Code 2934999090

 Synthetic Route

~97%

4-bromo-5-methylthiophene-2-carboxylic acid Structure

4-bromo-5-methy...

CAS#:29421-99-6

Literature: SMITHKLINE BEECHAM CORPORATION Patent: WO2008/98104 A1, 2008 ; Location in patent: Page/Page column 81 ; WO 2008/098104 A1

~94%

4-bromo-5-methylthiophene-2-carboxylic acid Structure

4-bromo-5-methy...

CAS#:29421-99-6

Literature: 3-Dimensional Pharmaceuticals, Inc. Patent: US6291514 B1, 2001 ;

~77%

4-bromo-5-methylthiophene-2-carboxylic acid Structure

4-bromo-5-methy...

CAS#:29421-99-6

Literature: AVEXA LIMITED Patent: WO2007/124546 A1, 2007 ; Location in patent: Page/Page column 57 ;

~92%

4-bromo-5-methylthiophene-2-carboxylic acid Structure

4-bromo-5-methy...

CAS#:29421-99-6

Literature: Rudolph; Illig, Carl R.; Subasinghe, Nalin L.; Wilson, Kenneth J.; Hoffman, James B.; Randle, Troy; Green, David; Molloy, Chris J.; Soll, Richard M.; Lewandowski, Frank; Zhang, Marie; Bone, Roger; Spurlino, John C.; Deckman, Ingrid C.; Manthey, Carl; Sharp, Celia; Maguire, Diane; Grasberger, Bruce L.; DesJarlais, Renee L.; Zhou, Zhao Bioorganic and Medicinal Chemistry Letters, 2002 , vol. 12, # 3 p. 491 - 495

~%

4-bromo-5-methylthiophene-2-carboxylic acid Structure

4-bromo-5-methy...

CAS#:29421-99-6

Literature: Taydakov, Ilya V.; Krasnoselskiy, Sergey S. Synthesis, 2010 , # 17 art. no. Z10210SS, p. 2965 - 2968

~%

4-bromo-5-methylthiophene-2-carboxylic acid Structure

4-bromo-5-methy...

CAS#:29421-99-6

Literature: Steinkopf Justus Liebigs Annalen der Chemie, 1934 , vol. 513, p. 281,291

 Customs

HS Code 2934999090
Summary 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

4-Brom-5-methyl-thiophen-2-carbonsaeure
3-Brom-2-methyl-5-thiophencarbonsaeure
4-bromo-5-methyl-2-thiophenecarboxylic acid
2-Thiophenecarboxylic acid,4-bromo-5-methyl
4-Brom-5-methyl-2-thiophen-carbonsaeure
4-bromo-5-methyl-thiophene-2-carboxylic acid