1-(2,2,2-Trimethylacetyl)-1H-benzotriazole

1-(2,2,2-三甲基乙酰基)-1H-苯并三唑

Also known as: 1-(1H-1,2,3-benzotriazol-1-yl)-2,2-dimethylpropan-1-one, 1-(benzotriazol-1-yl)-2,2-dimethylpropan-1-one, 1-Pivaloyl-benztriazole, 1-Propanone, 1-(1H-benzotriazol-1-yl)-2,2-dimethyl-, MFCD00966389

1-(2,2,2-Trimethylacetyl)-1H-benzotriazole (CAS 26179-83-9) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C11H13N3O and a molecular weight of 203.24000 g/mol. It is also known as 1-(1H-1,2,3-benzotriazol-1-yl)-2,2-dimethylpropan-1-one, 1-(benzotriazol-1-yl)-2,2-dimethylpropan-1-one and 1-Pivaloyl-benztriazole. Key property: a melting point of 66-70ºC(lit.). No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
26179-83-9
Jingsj CID
J-22048-6
Molecular Formula
C11H13N3O
Chinese Name
1-(2,2,2-三甲基乙酰基)-1H-苯并三唑
Molecular Weight
203.24000 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point66-70ºC(lit.)
Exact Mass203.10600
PSA47.78000
LogP2.11760

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 1-(2,2,2-Trimethylacetyl)-1H-benzotriazole?

The CAS number of 1-(2,2,2-Trimethylacetyl)-1H-benzotriazole is 26179-83-9.

What are the molecular formula and molecular weight of 1-(2,2,2-Trimethylacetyl)-1H-benzotriazole?

1-(2,2,2-Trimethylacetyl)-1H-benzotriazole has molecular formula C11H13N3O and molecular weight 203.24000 g/mol.

What are the upstream and downstream products of 1-(2,2,2-Trimethylacetyl)-1H-benzotriazole?

For 1-(2,2,2-Trimethylacetyl)-1H-benzotriazole, Upstream Products: 1H-Benzotriazole, Pivaloyl chloride, Trimethylacetic anhydride; Downstream Products: 4,4-Dimethyl-1-phenylpentane-1,3-dione.

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

Last updated:

How to cite: Jingsj. "1-(2,2,2-Trimethylacetyl)-1H-benzotriazole (CAS 26179-83-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-22048-6 (accessed 2026-10-28).

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