Hydrazinecarboxamide,2-[1-(2-thienyl)ethylidene]-

2-[1-(2-噻吩)亚乙基]肼羧酰胺

Also known as: (1-thiophen-2-ylethylideneamino)urea, (E)-1-(1-(thiophen-2-yl)ethylidene)semicarbazide, 1-(1-(thiophen-2-yl)ethylidene)semicarbazide, 1-(2-Thienyl)acetaldehyde [amino(hydroxy)methylene]hydrazone, 1-(2-Thienyl)ethanone semicarbazone, 1-[1-(2-Thienyl)ethylidene]semicarbazide, 1-thiophen-2-yl-ethanone semicarbazone, 2-Acetylthiophene semicarbazone, 2-[1-(2-Thienyl)ethylidene]hydrazinecarboxamide

Hydrazinecarboxamide,2-[1-(2-thienyl)ethylidene]- (CAS 3771-70-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H9N3OS and a molecular weight of 183.23100 g/mol. It is also known as (1-thiophen-2-ylethylideneamino)urea, (E)-1-(1-(thiophen-2-yl)ethylidene)semicarbazide and 1-(1-(thiophen-2-yl)ethylidene)semicarbazide. Key property: a density of 1.36g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3771-70-8
Jingsj CID
J-1180451-0
Molecular Formula
C7H9N3OS
Chinese Name
2-[1-(2-噻吩)亚乙基]肼羧酰胺
Molecular Weight
183.23100 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Density1.36g/cm3

Frequently Asked Questions

What is the CAS number of Hydrazinecarboxamide,2-[1-(2-thienyl)ethylidene]-?

The CAS number of Hydrazinecarboxamide,2-[1-(2-thienyl)ethylidene]- is 3771-70-8.

What are the molecular formula and molecular weight of Hydrazinecarboxamide,2-[1-(2-thienyl)ethylidene]-?

Hydrazinecarboxamide,2-[1-(2-thienyl)ethylidene]- has molecular formula C7H9N3OS and molecular weight 183.23100 g/mol.

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

Last updated:

How to cite: Jingsj. "Hydrazinecarboxamide,2-[1-(2-thienyl)ethylidene]- (CAS 3771-70-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1180451-0 (accessed 2026-10-24).

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