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Home> CAS DataBase Listed 4 > CAS 497-18-7
Identification of 497-18-7
  • Name:
  • Carbohydrazide (Related Reference)
  • EINECS:
  • 207-837-2
  • Synonyms:
  • 1, 3-Diaminourea; Carbonic acid, dihydrazide; Carbazic acid, hydrazide; Carbonothioic dichloride; 4-03-00-00240 (Beilstein Handbook Reference); Carbodihydrazide; Carbazide; Urea, N,N-diamino-; Carbonic dihydrazide; Carbonohydrazide; 1,3-Diaminomocovina [Czech]; Hydrazinecarboxamide, N-amino-; 1,3-Diaminourea; carbonylbis-; Semicarbazide, 4-amino-; Urea, 1,3-diamino-; OCarbohydrazide; Hydrazine, carbonylbis-; Karbazid [Czech];
  • InChI:
  • InChI=1/CH6N4O/c2-4-1(6)5-3/h2-3H2,(H2,4,5,6)
  • This structure is also available as a 2d Mol file
Safety Data of 497-18-7 Properties of 497-18-7
  • Appearance:
  • white crystalline powder
  • Molecular Weight:
  • 90.08
  • Density:
  • 1.02
  • Melting Point:
  • 152-153℃
  • Storage Temperature:
  • 0-6°C
  • Refractive index:
  • 1.537
  • Solubility:
  • Very soluble
  • Stability:
  • Stable, edbut may explode if heat. Incompatible with strong acids, strong oxidizing agents.
  • Usage:
  • An oxygen scavenger in water treatment for boilers.

  • More>>

CAS No. 497-18-7 (Carbohydrazide )

  • CAS No:497-18-7
  • Molecular Weight: 90.08
  • Molecular Formula: CH6N4O
Properties Safety and Handling MSDS NMR Spectrum Synthesis Route Precursor and Product
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Precursor and Product
References of Carbohydrazide cas 497-18-7

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intraperitoneal 167mg/kg (167mg/kg) ? Journal of Medicinal and Pharmaceutical Chemistry. Vol. 4, Pg. 259, 1961.
mouse LD50 intravenous 120mg/kg (120mg/kg) BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD Journal of Pharmacology and Experimental Therapeutics. Vol. 122, Pg. 110, 1958.
mouse LD50 subcutaneous 131mg/kg (131mg/kg) ? Acta Biologica et Medica Germanica. Vol. 21, Pg. 635, 1968.

Safety

Safety Information of?Carbohydrazide (CAS NO.497-18-7):
Hazard Codes:Xi,Xn ,N
Risk Statements:
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed.
R36/37/38:Irritating to eyes, respiratory system and skin.?
R5:Heating may cause an explosion.?
R51/53:Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.?
Safety Statements:
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.?
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.?
S61:Avoid release to the environment. Refer to special instructions/safety data sheets.?
RIDADR:UN3077
WGK Germany:3
RTECS:FF2625000
HazardClass:9
PackingGroup:III
Poison by intravenous and intraperitoneal routes. Reacts with nitrous acid to form the explosive carbonic diazide. When heated to decomposition it emits toxic fumes of NOx.