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2-(Chloromethyl)-5-methyl-4-oxo-3,4-dihydrothieno[2,3-d]pyrimidine-6-carboxylic acid

2-(Chloromethyl)-5-methyl-4-oxo-3,4-dihydrothieno[2,3-d]pyrimidine-6-carboxylic acid Structure
2-(Chloromethyl)-5-methyl-4-oxo-3,4-dihydrothieno[2,3-d]pyrimidine-6-carboxylic acid structure
CAS No.
743444-28-2
Chemical Name:
2-(Chloromethyl)-5-methyl-4-oxo-3,4-dihydrothieno[2,3-d]pyrimidine-6-carboxylic acid
Synonyms
2-(Chloromethyl)-5-methyl-4-oxo-3,4-dihydrothieno[2,3-d]pyrimidine-6-carboxylic acid;Thieno[2,3-d]pyrimidine-6-carboxylic acid, 2-(chloromethyl)-1,4-dihydro-5-methyl-4-oxo-
CBNumber:
CB8445867
Molecular Formula:
C9H7ClN2O3S
Molecular Weight:
258.68
MDL Number:
MFCD05263124
MOL File:
Mol file
MSDS File:
SDS
Last updated:2026-09-12 18:55:43
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2-(Chloromethyl)-5-methyl-4-oxo-3,4-dihydrothieno[2,3-d]pyrimidine-6-carboxylic acid Properties

Boiling point 521.7±60.0 °C(Predicted)
Density 1.78±0.1 g/cm3(Predicted)
pka 3.44±0.20(Predicted)

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H335
Precautionary statements  P280-P305+P351+P338

2-(Chloromethyl)-5-methyl-4-oxo-3,4-dihydrothieno[2,3-d]pyrimidine-6-carboxylic acid price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
aablocks AA019IKA 2-(chloromethyl)-5-methyl-4-oxo-3H,4H-thieno[2,3-d]pyrimidine-6-carboxylic acid 95.00% 743444-28-2 50mg $78 2026-05-29 Buy
aablocks AA019IKA 2-(chloromethyl)-5-methyl-4-oxo-3H,4H-thieno[2,3-d]pyrimidine-6-carboxylic acid 95.00% 743444-28-2 100mg $97 2026-05-29 Buy
aablocks AA019IKA 2-(chloromethyl)-5-methyl-4-oxo-3H,4H-thieno[2,3-d]pyrimidine-6-carboxylic acid 95.00% 743444-28-2 250mg $120 2026-05-29 Buy
aablocks AA019IKA 2-(chloromethyl)-5-methyl-4-oxo-3H,4H-thieno[2,3-d]pyrimidine-6-carboxylic acid 95.00% 743444-28-2 500mg $168 2026-05-29 Buy
aablocks AA019IKA 2-(chloromethyl)-5-methyl-4-oxo-3H,4H-thieno[2,3-d]pyrimidine-6-carboxylic acid 95.00% 743444-28-2 1g $203 2026-05-29 Buy
Product number Packaging Price Buy
AA019IKA 50mg $78 Buy
AA019IKA 100mg $97 Buy
AA019IKA 250mg $120 Buy
AA019IKA 500mg $168 Buy
AA019IKA 1g $203 Buy

2-(Chloromethyl)-5-methyl-4-oxo-3,4-dihydrothieno[2,3-d]pyrimidine-6-carboxylic acid Preparation Products And Raw materials

Raw materials

Preparation Products

2-(Chloromethyl)-5-methyl-4-oxo-3,4-dihydrothieno[2,3-d]pyrimidine-6-carboxylic acid Suppliers

Global Suppliers ( 6)
Supplier Tel Email Country ProdList Advantage
Santa Cruz Biotechnology Inc -- scbt@scbt.com China 6575 58
Absin Bioscience Inc. -- chenjw@absin.cn CHINA 6155 58
Interbioscreen Ltd. -- screen@ibscreen.chg.ru Finland 6169 60
PHARMEKS Ltd. -- sales@pharmeks.com Finland 6343 50
Ryan Scientific, Inc. -- ryan.reichlyn@ryansci.com United States 6419 60
Enamine -- enamine@enamine.net Ukraine 6214 67
Supplier Advantage
Santa Cruz Biotechnology Inc 58
Absin Bioscience Inc. 58
Interbioscreen Ltd. 60
PHARMEKS Ltd. 50
Ryan Scientific, Inc. 60
Enamine 67
Thieno[2,3-d]pyrimidine-6-carboxylic acid, 2-(chloromethyl)-1,4-dihydro-5-methyl-4-oxo- 2-(Chloromethyl)-5-methyl-4-oxo-3,4-dihydrothieno[2,3-d]pyrimidine-6-carboxylic acid 743444-28-2