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Cupferron

CAS 135-20-6C6H6N2O2.H3NMW 155.15

Cupferron (CAS 135-20-6) — formula C6H6N2O2.H3N, molecular weight 155.15.

Product Overview

CAS Number135-20-6
Molecular FormulaC6H6N2O2.H3N
Molecular Weight155.15
Melting Point325 to 327 °F (NTP, 1992)

Technical Profile

What this product is

Cupferron is a chemical compound with CAS registry number 135-20-6 and molecular formula C6H6N2O2.H3N (molecular weight 155.15).

Identification

CAS number: 135-20-6

Its molecular formula C6H6N2O2.H3N comprises 6 C, 9 H, 3 N, 2 O atoms.

Also known as: Cupferron · 铜铁龙 · N-Nitrosophenylhydroxylamine ammonium salt · N-Nitrosophenylhydroxylamine

Frequently Asked Questions

What is the CAS number of Cupferron?

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

What is the molecular formula and molecular weight of Cupferron?

Molecular formula C6H6N2O2.H3N, molecular weight 155.15.

What other names is Cupferron known by?

It is also registered under: Cupferron, 铜铁龙, N-Nitrosophenylhydroxylamine ammonium salt, N-Nitrosophenylhydroxylamine.

PubChem Public Data

Independent reference data for Cupferron (CAS 135-20-6), compiled from public chemistry databases.

Registry identifiers across databases

CAS Registry Number135-20-6
PubChem CID2724103
Molecular formulaC6H6N2O2.H3N
IUPAC nameazanium N-oxido-N-phenylnitrous amide
UNII (FDA)V66QK963ED

Computed descriptors

Molecular Weight155.15
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count4
Rotatable Bond Count1
Exact Mass155.069476538
Monoisotopic Mass155.069476538
Topological Polar Surface Area56.7
Heavy Atom Count11

Physicochemical values on record

Melting Point325 to 327 °F (NTP, 1992)
Melting Point163.5 °C
Vapor Pressure0.0000629 [mmHg]

Documented uses on record

    Used as an analytical reagent for separation and precipitation of metals and a quantitative reagent for vanadates, titanium, and colorimetric estimation of aluminum; [HSDB]As a reagent for separating Sn from Zn, and Cu from Fe from other metals. Precipitates iron quantitatively from strongly acid solution; as a quantitative reagent for vanadates with which it gives a dark-rep precipitate solution in alkali solution, for Ti with which it form as a yellow precipitate; also suitable for the coloration estimation of Al.

    Synonyms and trade names

    CUPFERRON; 135-20-6; Cupferon; Kupferon; Ammonium cupferron; Ammonium-N-nitrosophenylhydroxylamine; N-Nitrosophenylhydroxylamine ammonium salt; Cupferron, ammonium salt; N-Nitroso-N-phenylhydroxylamine ammonium salt; DTXCID90352; N-Nitrosofenylhydroxylamin amonny; NCI-C03258; Ammonium N-nitrosophenylhydroxylamine; NSC-112124; Ammonium nitroso-beta-phenylhydroxylamine; N-Nitrosophenylhydroxylamin ammonium salz

    GHS hazard classification

    Reported hazard statementsH301 (98%), H315 (98%), H319 (100%), H335 (86%), H351 (94%), H350, H373

    H301 (98%): Toxic if swallowed [Danger Acute toxicity, oral]

    H315 (98%): Causes skin irritation [Warning Skin corrosion/irritation]

    What the public record says

    N-Nitrosophenylhydroxylamine · CAS 135-20-6 · C6H6N2O2.H3N. UNII V66QK963ED. Melting Point: 325 to 327 °F (NTP, 1992); Melting Point: 163.5 °C; Vapor Pressure: 0.0000629 [mmHg].

    Physical description and handling notes

    Source: PubChem / Wikidata; the batch COA governs where values differ.

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