1-(alpha-chloroacetyl)-1H-benzotriazole

1-(α-氯乙酰基)-1H-苯并三唑

Also known as: 1-(ALPHA-CHLOROACETYL)-1H-BENZOTRIAZOLE, 1-(alpha-chloroacetyl)-1h-benzotriazole, 1-(1H-benzo[d][1,2,3]triazol-1-yl)-2-chloroethanone, 1-(benzotriazol-1-yl)-2-chloroethanone, Ethanone, 1-(1H-benzotriazol-1-yl)-2-chloro-, 1-(1H-benzo[d][1,2,3]triazol-1-yl)-2-chloroethan-1-one

1-(alpha-chloroacetyl)-1H-benzotriazole (CAS 50531-70-9) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H6ClN3O and a molecular weight of 195.60600 g/mol. It is also known as 1-(ALPHA-CHLOROACETYL)-1H-BENZOTRIAZOLE, 1-(alpha-chloroacetyl)-1h-benzotriazole and 1-(1H-benzo[d][1,2,3]triazol-1-yl)-2-chloroethanone. Key property: a melting point of 97-101ºC(lit.). GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
50531-70-9
Jingsj CID
J-17927-6
Molecular Formula
C8H6ClN3O
Chinese Name
1-(α-氯乙酰基)-1H-苯并三唑
Molecular Weight
195.60600 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point97-101ºC(lit.)

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 1-(alpha-chloroacetyl)-1H-benzotriazole?

The CAS number of 1-(alpha-chloroacetyl)-1H-benzotriazole is 50531-70-9.

What are the molecular formula and molecular weight of 1-(alpha-chloroacetyl)-1H-benzotriazole?

1-(alpha-chloroacetyl)-1H-benzotriazole has molecular formula C8H6ClN3O and molecular weight 195.60600 g/mol.

Is 1-(alpha-chloroacetyl)-1H-benzotriazole hazardous?

1-(alpha-chloroacetyl)-1H-benzotriazole 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. "1-(alpha-chloroacetyl)-1H-benzotriazole (CAS 50531-70-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-17927-6 (accessed 2026-10-25).

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