3-(1H-Tetrazol-5-yl)aniline

5-(3-氨基苯基)四唑

Also known as: 5-(3-aminophenyl)tetrazole, Benzenamine, 3-(1H-tetrazol-5-yl)-, 3-(2H-tetrazol-5-yl)aniline, 5-(m-aminophenyl)tetrazole, NSC 338110, MFCD01219561

3-(1H-Tetrazol-5-yl)aniline (CAS 73732-51-1) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C7H7N5 and a molecular weight of 161.164 g/mol. It is also known as 5-(3-aminophenyl)tetrazole, Benzenamine, 3-(1H-tetrazol-5-yl)- and 3-(2H-tetrazol-5-yl)aniline. Key properties include a melting point of 202-205ºC, a boiling point of 440.5±47.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 250.4±16.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
73732-51-1
Jingsj CID
J-50044-3
Molecular Formula
C7H7N5
Chinese Name
5-(3-氨基苯基)四唑
Molecular Weight
161.164 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point202-205ºC
Boiling Point440.5±47.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point250.4±16.5 °C
Exact Mass161.070145
PSA80.48000
LogP0.67
Vapor Pressure0.0±1.1 mmHg at 25°C
Refractive Index1.687

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 3-(1H-Tetrazol-5-yl)aniline?

The CAS number of 3-(1H-Tetrazol-5-yl)aniline is 73732-51-1.

What are the molecular formula and molecular weight of 3-(1H-Tetrazol-5-yl)aniline?

3-(1H-Tetrazol-5-yl)aniline has molecular formula C7H7N5 and molecular weight 161.164 g/mol.

What are the upstream and downstream products of 3-(1H-Tetrazol-5-yl)aniline?

For 3-(1H-Tetrazol-5-yl)aniline, Upstream Products: 3-Aminobenzonitrile, 5-(3-Nitrophenyl)-2H-tetrazole, 3-Nitrobenzonitrile.

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

Last updated:

How to cite: Jingsj. "3-(1H-Tetrazol-5-yl)aniline (CAS 73732-51-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-50044-3 (accessed 2026-10-28).

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