Ethyl 5-amino-1-benzothiophene-2-carboxylate

Q: What are the molecular formula and molecular weight of Ethyl 5-amino-1-benzothiophene-2-carboxylate?

C11H11NO2S, molecular weight 221.275 g/mol

5-氨基-1-苯并噻吩-2-羧酸乙酯

Also known as: 5-Amino-Benzo[b]Thiophene-2-Carboxylicacid Ethyl Ester, 5-amino-2-benzothiophenecarboxylic acid ethyl ester, 5-amino-2-carbethoxybenzo<b>thiophene, 5-aminobenzothiophene-2-carboxylic acid ethyl ester, Benzo[b]thiophene-2-carboxylic acid, 5-amino-, ethyl ester, CBI-BB ZERO/004990, ethyl 5-amino-1-benzothiophene-2-carboxylate, ethyl 5-aminobenzo<thiophene-2-carboxylate, ethyl 5-aminobenzothiophene-2-carboxylate, ethylaminobenzothiophenecarboxylate

CAS No.: 25785-10-8
Jingsj CID: J-1149065-6
Molecular Formula: C₁₁H₁₁NO₂S
Chinese Name: 5-氨基-1-苯并噻吩-2-羧酸乙酯
Molecular Weight: 221.275 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	92-95ºC
Boiling Point	391.5±22.0 °C at 760 mmHg
Density	1.3±0.1 g/cm3
Flash Point	190.6±22.3 °C

Frequently Asked Questions

What is the CAS number of Ethyl 5-amino-1-benzothiophene-2-carboxylate?

25785-10-8

What are the molecular formula and molecular weight of Ethyl 5-amino-1-benzothiophene-2-carboxylate?

C11H11NO2S, molecular weight 221.275 g/mol

Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026