1-benzothiophen-4-amine

4-氨基苯并噻吩

Also known as: 1-benzothien-4-ylamine, benzo[b]thiophen-4-amine, 4-aminobenzo[b]thiophene, 4-aminobenzothiophene, benzo[b]thiophen-4-ylamine

1-benzothiophen-4-amine (CAS 17402-83-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H7NS and a molecular weight of 149.213 g/mol. It is also known as 1-benzothien-4-ylamine, benzo[b]thiophen-4-amine and 4-aminobenzo[b]thiophene. Key properties include a boiling point of 313.1±15.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 143.2±20.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
17402-83-4
Jingsj CID
J-1500082-6
Molecular Formula
C8H7NS
Chinese Name
4-氨基苯并噻吩
Molecular Weight
149.213 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point313.1±15.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point143.2±20.4 °C

Frequently Asked Questions

What is the CAS number of 1-benzothiophen-4-amine?

The CAS number of 1-benzothiophen-4-amine is 17402-83-4.

What are the molecular formula and molecular weight of 1-benzothiophen-4-amine?

1-benzothiophen-4-amine has molecular formula C8H7NS and molecular weight 149.213 g/mol.

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

Last updated:

How to cite: Jingsj. "1-benzothiophen-4-amine (CAS 17402-83-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1500082-6 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.