Carbohydrazide cas no:497-18-7
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];
NameCarbohydrazide
CAS497-18-7
Synonyms1, 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];
EINECS(EC#)207-837-2
Molecular FormulaCH6N4O
Molecular Weight90.08
Appearancewhite crystalline powder
refractive index1.537
storage temp0-6°C
Globally Harmonized System of Classification adn Labelling of Chemicals(GHS)
Hazardclass9
Hazard Xn:Harmful
Risk R20/21/22;R36/37/38;R5
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.
| 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. |
