Pifithrin-μ

2-苯基乙炔磺酰胺

Also known as: 2-Phenylethynesulfonamide, 2-Phenylacetylenesulfonamide, PFTμ, Pifithrin-mu, NSC 303580, PHENYLETHYNESULFONAMIDE, Phenyl-ethynesulfonic Acid Amide, CS-1119, Pifithrin-u, Ethynesulfonamide, 2-phenyl-, Pifithrin-μ - CAS 64984-31-2 - Calbiochem

Pifithrin-μ (CAS 64984-31-2) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C8H7NO2S and a molecular weight of 181.212 g/mol. It is also known as 2-Phenylethynesulfonamide, 2-Phenylacetylenesulfonamide and PFTμ. Key properties include a melting point of 135.0 to 139.0 °C, a boiling point of 351.7±25.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 166.5±23.2 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
64984-31-2
Jingsj CID
J-1433390-3
Molecular Formula
C8H7NO2S
Chinese Name
2-苯基乙炔磺酰胺
Molecular Weight
181.212 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Melting Point135.0 to 139.0 °C
Boiling Point351.7±25.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point166.5±23.2 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of Pifithrin-μ?

The CAS number of Pifithrin-μ is 64984-31-2.

What are the molecular formula and molecular weight of Pifithrin-μ?

Pifithrin-μ has molecular formula C8H7NO2S and molecular weight 181.212 g/mol.

Is Pifithrin-μ hazardous?

Pifithrin-μ 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. "Pifithrin-μ (CAS 64984-31-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1433390-3 (accessed 2026-10-25).

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