Cyanamide , 95% , 420-04-2

Synonym(s):
Carbimide;Hydrogen cyanamide

CAS NO.：420-04-2

Empirical Formula: CH2N2

Molecular Weight: 42.04

MDL number: MFCD00007572

EINECS: 206-992-3

PRODUCT Properties

• Melting point: 45-46 °C (lit.)
• Boiling point: 83 °C/0.5 mmHg (lit.)
• Density: 1,282 g/cm³
• vapor pressure: 1Pa at 24.95℃
• refractive index: 1.405
• Flash point: >230 °F
• storage temp.: 2-8°C
• solubility: ethanol: soluble10%, clear to hazy, colorless to faintly yellow
• pka: 1.1(at 29℃)
• form: Crystalline solid
• Specific Gravity: 1.282
• Water Solubility: 775 g/L
• Sensitive: Hygroscopic
• Merck: 14,2684
• BRN: 1732569
• Exposure limits: ACGIH: TWA 2 mg/m3; NIOSH: TWA 2 mg/m3
• Stability: Unstable - heat sensitive. Incompatible with strong oxidizing agents, strong reducing agents, bases, acids, iron and its salts, steel, brass, lead, moisture. Reacts with acids to produce very toxic gas.
• InChIKey: XZMCDFZZKTWFGF-UHFFFAOYSA-N
• LogP: -0.72 at 20℃

Description and Uses

Cyanamide and its salts are used on various occasions, such as in chemistry, in anti-rust solutions or in drugs for treating alcoholism (Come).

Fumigants, metal cleaners, production of synthetic rubber, chemical synthesis

Safety

• Symbol(GHS): GHS05,GHS06,GHS08
• Signal word: Danger
• Hazard statements: H301+H311-H314-H317-H351-H361fd-H373-H412
• Precautionary statements: P260-P273-P280-P303+P361+P353-P304+P340+P310-P305+P351+P338
• Hazard Codes: T
• Risk Statements: 21-25-36/38-43
• Safety Statements: 3-22-36/37-45-26
• RIDADR: UN 2811 6.1/PG 3
• OEB: B
• OEL: TWA: 2 mg/m3
• WGK Germany: 2
• RTECS: GS5950000
• TSCA: Yes
• HazardClass: 8
• PackingGroup: III
• HS Code: 29269090
• Toxicity: LD50 i.p. in male mice: 200-300 mg/kg (Doull)