2-(2-thienylmethylidene)hydrazine-1-carbothioamide

2-(2-噻吩亚甲基)肼-1-硫代甲酰胺

Also known as: 2-(2-thienylmethylene)hydrazinecarbothioamide, 2-thiophenecarboxaldehyde thiosemicarbazone, thiophene-2-carbaldehyde thiosemicarbazone, 2-thiophenealdehyde thiosemicarbazone, 2-thiophenecarbaldehyde thiosemicarbazone, 2-formylthiophene thiosemicarbazone, NSC 734, thiophene-2-carboxaldehyde thiosemicarbazone, AKOS BBS-00004771, IFLAB-BB F0802-0054, 4-(thenylidene)-2-thio-semicarbazid

2-(2-thienylmethylidene)hydrazine-1-carbothioamide (CAS 5351-91-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H7N3S2 and a molecular weight of 185.27000 g/mol. It is also known as 2-(2-thienylmethylene)hydrazinecarbothioamide, 2-thiophenecarboxaldehyde thiosemicarbazone and thiophene-2-carbaldehyde thiosemicarbazone. Key properties include a melting point of 187ºC, a boiling point of 329.5ºC at 760mmHg, a density of 1.42g/cm3 and a flash point of 153.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5351-91-7
Jingsj CID
J-1459465-4
Molecular Formula
C6H7N3S2
Chinese Name
2-(2-噻吩亚甲基)肼-1-硫代甲酰胺
Molecular Weight
185.27000 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point187ºC
Boiling Point329.5ºC at 760mmHg
Density1.42g/cm3
Flash Point153.1ºC

Frequently Asked Questions

What is the CAS number of 2-(2-thienylmethylidene)hydrazine-1-carbothioamide?

The CAS number of 2-(2-thienylmethylidene)hydrazine-1-carbothioamide is 5351-91-7.

What are the molecular formula and molecular weight of 2-(2-thienylmethylidene)hydrazine-1-carbothioamide?

2-(2-thienylmethylidene)hydrazine-1-carbothioamide has molecular formula C6H7N3S2 and molecular weight 185.27000 g/mol.

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

Last updated:

How to cite: Jingsj. "2-(2-thienylmethylidene)hydrazine-1-carbothioamide (CAS 5351-91-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1459465-4 (accessed 2026-10-25).

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