2-Thiophenecarboxylic acid hydrazide

2-噻吩甲酰肼

Also known as: 2-THIOPHENECARBOHYDRAZIDE, 2-THIOPHENECARBOXYLIC ACID HYDRAZIDE, 2-THIOPHENECARBOXYLIC HYDRAZIDE, 2-Thenoylhydrazine, 2-Thienylcarboxylic acid hydrazide, 2-Thiophenecarbohydrazonic acid, 2-Thiophenecarbonyl hydrazide, 1-(2-Thienylcarbonyl)hydrazine, AKOS BBS-00004097, LABOTEST-BB LT00772322, THENOIC HYDRAZIDE, THIOPHENE-2-CARBOHYDRAZIDE, THIOPHENE-2-CARBOXYLIC ACID HYDRAZIDE, THIOPHENE-2-CARBOXYLIC HYDRAZIDE, Thiophene-2-carbohydrazide, Thiophene-2-carboxylic acid hydrazide, Thiophene-2-carboxylic hydrazide

2-Thiophenecarboxylic acid hydrazide (CAS 2361-27-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H6N2OS and a molecular weight of 142.179 g/mol. It is also known as 2-THIOPHENECARBOHYDRAZIDE, 2-THIOPHENECARBOXYLIC ACID HYDRAZIDE and 2-THIOPHENECARBOXYLIC HYDRAZIDE. Key properties include a melting point of 136-139 °C(lit.), a boiling point of 260ºC at 760mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 117.8ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2361-27-5
Jingsj CID
J-45537-4
Molecular Formula
C5H6N2OS
Chinese Name
2-噻吩甲酰肼
Molecular Weight
142.179 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point136-139 °C(lit.)
Boiling Point260ºC at 760mmHg
Density1.3±0.1 g/cm3
Flash Point117.8ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 2-Thiophenecarboxylic acid hydrazide?

The CAS number of 2-Thiophenecarboxylic acid hydrazide is 2361-27-5.

What are the molecular formula and molecular weight of 2-Thiophenecarboxylic acid hydrazide?

2-Thiophenecarboxylic acid hydrazide has molecular formula C5H6N2OS and molecular weight 142.179 g/mol.

Is 2-Thiophenecarboxylic acid hydrazide hazardous?

2-Thiophenecarboxylic acid hydrazide has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "2-Thiophenecarboxylic acid hydrazide (CAS 2361-27-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-45537-4 (accessed 2026-10-24).

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