5-(pyridin-2-yl)thiophene-2-sulfonohydrazide

5-(吡啶-2-基)噻吩-2-磺酰肼

Also known as: 5-(2-PYRIDYL)THIOPHENE-2-SULFONOHYDRAZIDE, 5-pyridin-2-ylthiophene-2-sulfonohydrazide, 5-(2-pyridinyl)-2-Thiophenesulfonic acid hydrazide, 5-(PYRID-2-YL)THIOPHENE-2-SULFONYLHYDRAZIDE, 5-(PYRID-2-YL)THIOPHENE-2-SULPHONYLHYDRAZIDE, 5-(Pyridin-2-yl)thiophene-2-sulphonohydrazide, 2-[5-(Hydrazinosulphonyl)thien-2-yl]pyridine, 2-(Hydrazinosulphonyl)-5-(pyridin-2-yl)thiophene, BUTTPARK 94\04-64, HMS555C05

5-(pyridin-2-yl)thiophene-2-sulfonohydrazide (CAS 175202-74-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H9N3O2S2 and a molecular weight of 255.31700 g/mol. It is also known as 5-(2-PYRIDYL)THIOPHENE-2-SULFONOHYDRAZIDE, 5-pyridin-2-ylthiophene-2-sulfonohydrazide and 5-(2-pyridinyl)-2-Thiophenesulfonic acid hydrazide. Key properties include a melting point of 109ºC, a boiling point of 484.6ºC at 760mmHg and a density of 1.457g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
175202-74-1
Jingsj CID
J-1171583-6
Molecular Formula
C9H9N3O2S2
Chinese Name
5-(吡啶-2-基)噻吩-2-磺酰肼
Molecular Weight
255.31700 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point109ºC
Boiling Point484.6ºC at 760mmHg
Density1.457g/cm3

Frequently Asked Questions

What is the CAS number of 5-(pyridin-2-yl)thiophene-2-sulfonohydrazide?

The CAS number of 5-(pyridin-2-yl)thiophene-2-sulfonohydrazide is 175202-74-1.

What are the molecular formula and molecular weight of 5-(pyridin-2-yl)thiophene-2-sulfonohydrazide?

5-(pyridin-2-yl)thiophene-2-sulfonohydrazide has molecular formula C9H9N3O2S2 and molecular weight 255.31700 g/mol.

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

Last updated:

How to cite: Jingsj. "5-(pyridin-2-yl)thiophene-2-sulfonohydrazide (CAS 175202-74-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1171583-6 (accessed 2026-10-25).

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