4-(2-thienyl)aniline

4-(2-噻吩)苯胺

Also known as: 4-(thiophen-2-yl)aniline, 4-thiophen-2-ylphenylamine, 4-thiophen-2-ylaniline, AKOS BAR-0200

4-(2-thienyl)aniline (CAS 70010-48-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H9NS and a molecular weight of 175.25000 g/mol. It is also known as 4-(thiophen-2-yl)aniline, 4-thiophen-2-ylphenylamine and 4-thiophen-2-ylaniline. Key properties include a melting point of 185-187, a boiling point of 307ºC at 760 mmHg, a density of 1.196g/cm3 and a flash point of 139.5ºC. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
70010-48-9
Jingsj CID
J-1401247-9
Molecular Formula
C10H9NS
Chinese Name
4-(2-噻吩)苯胺
Molecular Weight
175.25000 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point185-187
Boiling Point307ºC at 760 mmHg
Density1.196g/cm3
Flash Point139.5ºC

GHS Safety & Compliance

Corrosion / Acute ToxicitySignal word: Danger

Frequently Asked Questions

What is the CAS number of 4-(2-thienyl)aniline?

The CAS number of 4-(2-thienyl)aniline is 70010-48-9.

What are the molecular formula and molecular weight of 4-(2-thienyl)aniline?

4-(2-thienyl)aniline has molecular formula C10H9NS and molecular weight 175.25000 g/mol.

Is 4-(2-thienyl)aniline hazardous?

4-(2-thienyl)aniline has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "4-(2-thienyl)aniline (CAS 70010-48-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1401247-9 (accessed 2026-10-24).

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