1-(4-Hydrazinobenzyl)-1H-1,2,4-triazole

Also known as: 1-(4-HYDRAZINOBENZYL)-1H-1,2,4-TRIAZOLE, 1-(4-hydrazinylbenzyl)-1H-1,2,4-triazole, 1-[(4-Hydrazinylphenyl)methyl]-1H-1,2,4-triazole, 4-(1H,1,2,4-Triazol-1-ylmethyl)phenylhydrazine, 1H-1-[(4-Hydrazinophenyl)methyl] [1,2,4] triazole, Rizatriptan Impurity 1 (Dihydrochloride), Rizatriptan Impurity 11

1-(4-Hydrazinobenzyl)-1H-1,2,4-triazole (CAS 144035-22-3) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C9H11N5 and a molecular weight of 189.217 g/mol. Key properties include a boiling point of 443.7±55.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 222.1±31.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 144035-22-3
Jingsj CID: J-959494-9
Molecular Formula: C₉H₁₁N₅
Molecular Weight: 189.217 g/mol
Category: Organic Bases
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	443.7±55.0 °C at 760 mmHg
Density	1.3±0.1 g/cm3
Flash Point	222.1±31.5 °C
Exact Mass	189.101440
PSA	68.76000
LogP	0.15
Vapor Pressure	0.0±1.1 mmHg at 25°C
Refractive Index	1.684

Frequently Asked Questions

What is the CAS number of 1-(4-Hydrazinobenzyl)-1H-1,2,4-triazole?

The CAS number of 1-(4-Hydrazinobenzyl)-1H-1,2,4-triazole is 144035-22-3.

What are the molecular formula and molecular weight of 1-(4-Hydrazinobenzyl)-1H-1,2,4-triazole?

1-(4-Hydrazinobenzyl)-1H-1,2,4-triazole has molecular formula C9H11N5 and molecular weight 189.217 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "1-(4-Hydrazinobenzyl)-1H-1,2,4-triazole (CAS 144035-22-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-959494-9 (accessed 2026-11-09).

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