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Ethyl 4H-thieno[3,2-b]pyrrole-5-carboxylate

Also known as: Ethyl 4H-thieno[2,3-d]pyrrole-5-carboxylate, 4H-Thieno[3,2-b]pyrrole-5-carboxylic acid ethyl ester, 5-(Ethoxycarbonyl)-4H-thieno[3,2-b]pyrrole, Ethyl 4H-Thieno[2,3-d]Pyrrole-5-Carboxylate, 4H-Thieno[3,2-b]pyrrole-5-carboxylic acid, ethyl ester

Ethyl 4H-thieno[3,2-b]pyrrole-5-carboxylate (CAS 46193-76-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H9NO2S and a molecular weight of 195.238 g/mol. Key properties include a melting point of 131-132ºC, a boiling point of 345.7±22.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 162.9±22.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
46193-76-4
Jingsj CID
J-1055991-8
Molecular Formula
C9H9NO2S
Molecular Weight
195.238 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point131-132ºC
Boiling Point345.7±22.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point162.9±22.3 °C
Exact Mass195.035400
PSA70.33000
LogP4.03
Vapor Pressure0.0±0.8 mmHg at 25°C
Refractive Index1.652

Customs & Trade Information

HS Code2934999090
Summary2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of Ethyl 4H-thieno[3,2-b]pyrrole-5-carboxylate?

The CAS number of Ethyl 4H-thieno[3,2-b]pyrrole-5-carboxylate is 46193-76-4.

What are the molecular formula and molecular weight of Ethyl 4H-thieno[3,2-b]pyrrole-5-carboxylate?

Ethyl 4H-thieno[3,2-b]pyrrole-5-carboxylate has molecular formula C9H9NO2S and molecular weight 195.238 g/mol.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Ethyl 4H-thieno[3,2-b]pyrrole-5-carboxylate (CAS 46193-76-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1055991-8 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.