Product Name

  • Name

    Formohydroximic acid

  • EINECS
  • CAS No. 4312-87-2
  • Article Data10
  • CAS DataBase
  • Density 1.408g/cm3
  • Solubility
  • Melting Point
  • Formula CH3 N O2
  • Boiling Point 251°Cat760mmHg
  • Molecular Weight 61.0403
  • Flash Point 105.6°C
  • Transport Information
  • Appearance
  • Safety Moderately toxic by subcutaneous route. Experimental teratogenic effects. When heated to decomposition it emits toxic fumes of NOx.
  • Risk Codes
  • Molecular Structure Molecular Structure of 4312-87-2 (Formohydroximic acid)
  • Hazard Symbols
  • Synonyms Formohydroxamicacid (6CI,7CI,8CI); Formohydroximic acid; Formylhydroxamic acid;Formylhydroxylamine; N-Formylhydroxylamine; N-Hydroxyformamide; NSC 101638
  • PSA 49.33000
  • LogP 0.14840

Formhydroxamic acid Chemical Properties

Chemical Name: Formohydroximic acid
IUPAC NAME: N-Hydroxyformamide
CAS No.: 4312-87-2
Molecular Formula: CH3NO2
Molecular Weight: 61.04 g/mol
Density: 1.408 g/cm3 
Flash Point: 105.6 °C
Boiling Point: 251 °C at 760 mmHg
Following is the structure of Formhydroxamic acid (4312-87-2):


The chemical synonymous of Formhydroxamic acid (4312-87-2) are Formohydroximic acid ;  Formhydroxamicacid ; Hydroxyaminomethanone ; Hydroxyformaldehydeoxime ; Hydroxyiminomethanol ; Hydroxymethanoneoxime ; N-Hydroxyformamide

Formhydroxamic acid Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
rat LD50 subcutaneous 570mg/kg (570mg/kg)   Naunyn-Schmiedebergs Archiv fuer Pharmakologie und Experimentelle Pathologie. Vol. 257, Pg. 296, 1967.
rat LD50 unreported 570mg/kg (570mg/kg)   Experientia. Vol. 29, Pg. 225, 1973.

Formhydroxamic acid Safety Profile

Moderately toxic by subcutaneous route. Experimental teratogenic effects. When heated to decomposition it emits toxic fumes of NOx.

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