5-Butyl-1H-benzotriazole

5-丁基-苯并三唑

Also known as: 5-Butylbenzotriazole, 5-n-Butylbenzotriazole, 5-butyl-2H-benzotriazole, 1H-Benzotriazole, 6-butyl-, 5-Butyl-1H-benzo[d][1,2,3]triazole, 5-butyl-1(3)H-benzotriazole, 1H-1,2,3-Benzotriazole, 5-butyl-

5-Butyl-1H-benzotriazole (CAS 3663-24-9) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C10H13N3 and a molecular weight of 175.230 g/mol. It is also known as 5-Butylbenzotriazole, 5-n-Butylbenzotriazole and 5-butyl-2H-benzotriazole. Key properties include a melting point of 75 ºC (ligroine ), a boiling point of 370.3±11.0 °C at 760 mmHg, a density of 1.136±0.06 g/cm3 (20 ºC 760 Torr) and a flash point of 174.1±12.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3663-24-9
Jingsj CID
J-1513908-7
Molecular Formula
C10H13N3
Chinese Name
5-丁基-苯并三唑
Molecular Weight
175.230 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point75 ºC (ligroine )
Boiling Point370.3±11.0 °C at 760 mmHg
Density1.136±0.06 g/cm3 (20 ºC 760 Torr)
Flash Point174.1±12.2 °C

Frequently Asked Questions

What is the CAS number of 5-Butyl-1H-benzotriazole?

The CAS number of 5-Butyl-1H-benzotriazole is 3663-24-9.

What are the molecular formula and molecular weight of 5-Butyl-1H-benzotriazole?

5-Butyl-1H-benzotriazole has molecular formula C10H13N3 and molecular weight 175.230 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Butyl-1H-benzotriazole (CAS 3663-24-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1513908-7 (accessed 2026-10-25).

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