Formamidoxime

  • N-Hydroxymethanimidamide
  • Formamide oxime
Formula
CH4N2O
Structure
Uses
Inhibitor of DNA synthesis.

Registry Numbers and Inventories.
CAS
624-82-8
EC (EINECS/ELINCS)
210-865-8
20/21/22 40
RTECS
LQ4632000
RTECS class
Mutagen
Beilstein/Gmelin
1697945
Beilstein Reference
4-02-00-00084

Properties.
Formula
CH4N2O
Formula mass
60.07
Boiling point, °C
104
Vapor pressure, mmHg
18 (25 C)
Density
1.365 g/cm3 (20 C)
Solubility in water
Very soluble
Refractive index
 
pKa/pKb
6.74 (pKa)
Heat of vaporization
40.0 kJ/mol

Hazards and Protection.
Protection
Wear appropriate government approved respirator, chemical-resistant gloves, safety goggles, other protective clothing.
Small spills/leaks
Sweep up, place in a bag and hold for waste disposal. Avoid raising dust. Ventilate area and wash spill site after material pickup is complete.
Stability
Stable at normal temperatures and pressures.
Decomposition
Thermal decomposition may produce carbon monoxide, carbon dioxide, and nitrogen oxides.

Fire.
Flash Point,°C
16.5
Fire fighting
Extinguish using Water spray. Carbon dioxide, dry chemical powder, or appropriate foam. Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes.
Hazards
Emits toxic fumes under fire conditions.

Health.
Exposure effects
Harmful. Harmful by inhalation, in contact with skin and if swallowed. Limited evidence of a carcinogenic effect. Target organ(s): Nerves. Possible mutagen.
   Skin
May cause skin irritation.
   Eyes
May cause eye irritation.

First aid
 
   Ingestion
If swallowed, wash out mouth with water provided person is conscious. Call a physician.
   Inhalation
If inhaled, remove to fresh air. If breathing becomes difficult, call a physician.
   Skin
In case of skin contact, flush with copious amounts of water for at least 15 minutes. Remove contaminated clothing and shoes. Call a physician.
   Eyes
In case of contact with eyes, flush with copious amounts of water for at least 15 minutes. Assure adequate flushing by separating the eyelids with fingers. Call a physician.

Transport.