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Home > Products > Pharmaceutical R&D Materials > Heterocyclic Building Blocks > 2-Methyl-5-(thiophen-2-yl)-2H-pyrazole-3-carboxylic acid
2-Methyl-5-(thiophen-2-yl)-2H-pyrazole-3-carboxylic acid structure, CAS 871825-56-8

2-Methyl-5-(thiophen-2-yl)-2H-pyrazole-3-carboxylic acid

CAS Number871825-56-8

SynonymsBB_SC-5923; 1-Methyl-3-thien-2-yl-1H-pyrazole-5-carboxylic acid; 1-methyl-3-(thiophen-2-yl)-1H-pyrazole-5-carboxylic acid; 1-methyl-3-(2-thienyl)pyrazole-5-carboxylic acid

Molecular FormulaC9H8N2O2S

Molecular Weight208.23700

Purity98.00%

Density1.44g/cm3

Boiling Point423.3ºC at 760 mmHg

Melting Point173ºC

Flash Point

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Cat. No.: 2A-9058649 Purity: 98.00%
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Quality Control of [ 871825-56-8 ] Purity: 98.00% SDS Specification MoL

COA NMR CNMR HPLC LC-MS
Chemical & Physical Properties
CAS Number871825-56-8
Catalog No.2A-9058649
Chinese Name2-甲基-5-(噻吩-2-基)-2H-吡唑-3-甲酸
SynonymsBB_SC-5923; 1-Methyl-3-thien-2-yl-1H-pyrazole-5-carboxylic acid; 1-methyl-3-(thiophen-2-yl)-1H-pyrazole-5-carboxylic acid; 1-methyl-3-(2-thienyl)pyrazole-5-carboxylic acid
Molecular FormulaC9H8N2O2S
Molecular Weight208.23700
Purity98.00
Density1.44g/cm3
Boiling Point423.3ºC at 760 mmHg
Melting Point173ºC
HTC2934999090
Tax Rebate13.0%
SupervisionNone. MFN tariff: 6.5%. Ordinary tariff: 20.0%
Transport InfoProduct name: Summary 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%
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