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1-Hydroxybenzotriazole Monohydrate

1-羟基苯并三唑一水物

Also known as: 1-Hydroxybenzotriazole hydrate, HOBt monohydrate, HOBt hydrate, 1,2,3-Benzotriazol-1-ol monohydrate, 1-HYDROXY-1,2,3-BENZOTRIAZOLE (HOBT), 1-HYDROXYBENZOTRIAZOL MONOHYDRATE, 1-HYDROXYBENZOTRIAZOLE N-HYDRATE, TIMTEC-BB SBB000114

1-Hydroxybenzotriazole Monohydrate (CAS 80029-43-2) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C7H2Br2F2O and a molecular weight of 299.895 g/mol. It is also known as 1-Hydroxybenzotriazole hydrate, HOBt monohydrate and HOBt hydrate. Key properties include a melting point of 155-158ºC(lit.), a boiling point of 269.9±35.0 °C at 760 mmHg, a density of 2.1±0.1 g/cm3 and a flash point of 117.1±25.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
80029-43-2
Jingsj CID
J-1411289-6
Molecular Formula
C7H2Br2F2O
Chinese Name
1-羟基苯并三唑一水物
Molecular Weight
299.895 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point155-158ºC(lit.)
Boiling Point269.9±35.0 °C at 760 mmHg
Density2.1±0.1 g/cm3
Flash Point117.1±25.9 °C

Frequently Asked Questions

What is the CAS number of 1-Hydroxybenzotriazole Monohydrate?

The CAS number of 1-Hydroxybenzotriazole Monohydrate is 80029-43-2.

What are the molecular formula and molecular weight of 1-Hydroxybenzotriazole Monohydrate?

1-Hydroxybenzotriazole Monohydrate has molecular formula C7H2Br2F2O and molecular weight 299.895 g/mol.

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

Last updated:

How to cite: Jingsj. "1-Hydroxybenzotriazole Monohydrate (CAS 80029-43-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1411289-6 (accessed 2026-10-25).

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