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2-(1H-1,2,3-Benzotriazol-1-yl)acetic acid

Also known as: benzotriazol-1-yl-acetic acid, 1-(carboxymethyl)benzotriazole, 1-Benzotriazoleacetic acid, 1H-1,2,3-benzotriazol-1-ylacetic acid, 1H-Benzotriazole-1-acetic acid, 1H-benzotriazol-1-ylacetic acid, 2-(1H-benzo[d][1,2,3]triazol-1-yl)acetic acid, 2-(1H-benzotriazol-1-yl)acetic acid, 2-(benzotriazol-1-yl)acetic acid, AKOS B003330, AKOS BBS-00000214, ART-CHEM-BB B003330, BENZOTRIAZOL-1-YL-ACETIC ACID, Benzotriazol-1-ylacetic acid, MFCD00553342, RARECHEM AL BO 1318, TIMTEC-BB SBB006998

2-(1H-1,2,3-Benzotriazol-1-yl)acetic acid (CAS 4144-64-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H7N3O2 and a molecular weight of 177.16000 g/mol. Key properties include a boiling point of 427.2ºC at 760 mmHg, a density of 1.48 g/cm3 and a flash point of 212.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4144-64-3
Jingsj CID
J-1089960-2
Molecular Formula
C8H7N3O2
Molecular Weight
177.16000 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point427.2ºC at 760 mmHg
Density1.48 g/cm3
Flash Point212.2ºC
Exact Mass177.05400
PSA68.01000
LogP0.51590
Refractive Index1.701

Customs & Trade Information

HS Code2933990090
Summary2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 2-(1H-1,2,3-Benzotriazol-1-yl)acetic acid?

The CAS number of 2-(1H-1,2,3-Benzotriazol-1-yl)acetic acid is 4144-64-3.

What are the molecular formula and molecular weight of 2-(1H-1,2,3-Benzotriazol-1-yl)acetic acid?

2-(1H-1,2,3-Benzotriazol-1-yl)acetic acid has molecular formula C8H7N3O2 and molecular weight 177.16000 g/mol.

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

Last updated:

How to cite: Jingsj. "2-(1H-1,2,3-Benzotriazol-1-yl)acetic acid (CAS 4144-64-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1089960-2 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.