A-3 hydrochloride

A-3盐酸

Also known as: A-3 (hydrochloride), N-(2-Aminoethyl)-5-chloro-1-naphthalenesulfonamide hydrochloride, N-(2-AMINOETHYL)-5-CHLORO-1-NAPHTHALENESULFONAMIDE HYDROCHLORIDE, 1-Naphthalenesulfonamide, N-(2-aminoethyl)-5-chloro-, hydrochloride (1:1), N-(2-Aminoethyl)-5-chloronaphthalene-1-sulfonamide hydrochloride

A-3 hydrochloride (CAS 78957-85-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H14Cl2N2O2S and a molecular weight of 321.22300 g/mol. It is also known as A-3 (hydrochloride), N-(2-Aminoethyl)-5-chloro-1-naphthalenesulfonamide hydrochloride and N-(2-AMINOETHYL)-5-CHLORO-1-NAPHTHALENESULFONAMIDE HYDROCHLORIDE. Key property: a melting point of 173-176ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
78957-85-4
Jingsj CID
J-1959855-2
Molecular Formula
C12H14Cl2N2O2S
Chinese Name
A-3盐酸
Molecular Weight
321.22300 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point173-176ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of A-3 hydrochloride?

The CAS number of A-3 hydrochloride is 78957-85-4.

What are the molecular formula and molecular weight of A-3 hydrochloride?

A-3 hydrochloride has molecular formula C12H14Cl2N2O2S and molecular weight 321.22300 g/mol.

Is A-3 hydrochloride hazardous?

A-3 hydrochloride 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. "A-3 hydrochloride (CAS 78957-85-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1959855-2 (accessed 2026-10-24).

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