Cupferron

铜铁试剂

Also known as: Ammonium N-nitroso-N-phenylhydroxylamine, Ammonium nitrosophenylhydroxylamine, N-Nitroso-N-phenylhydroxylamine ammonium salt, Benzenamine, N-hydroxy-N-nitroso-, ammonium salt, N-Hydroxy-N-nitrosobenzenamine ammonium salt, Kupferron, COPPERONE, Cupferon, Cupferron, ACS

Cupferron (CAS 135-20-6) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C6H9N3O2 and a molecular weight of 155.155 g/mol. It is also known as Ammonium N-nitroso-N-phenylhydroxylamine, Ammonium nitrosophenylhydroxylamine and N-Nitroso-N-phenylhydroxylamine ammonium salt. Key properties include a melting point of 150-155 °C (dec.)(lit.), a boiling point of 243.8ºC at 760 mmHg and a flash point of 101.3ºC. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
135-20-6
Jingsj CID
J-1402349-3
Molecular Formula
C6H9N3O2
Chinese Name
铜铁试剂
Molecular Weight
155.155 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point150-155 °C (dec.)(lit.)
Boiling Point243.8ºC at 760 mmHg
Flash Point101.3ºC

GHS Safety & Compliance

Acute Toxicity / Health HazardSignal word: Danger

Frequently Asked Questions

What is the CAS number of Cupferron?

The CAS number of Cupferron is 135-20-6.

What are the molecular formula and molecular weight of Cupferron?

Cupferron has molecular formula C6H9N3O2 and molecular weight 155.155 g/mol.

Is Cupferron hazardous?

Cupferron has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "Cupferron (CAS 135-20-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1402349-3 (accessed 2026-10-25).

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