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Ammonium Carbamate

Ammonium Carbamate

Basic Information

CAS No.: 1111-78-0
Molecular Formula: CH6N2O2
Molecular Weight: 78.07

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Product Details

Ammonium Carbamate is a white crystalline compound, easily soluble in water and prone to decompose into ammonia and carbon dioxide. It is mainly used in pharmaceuticals, fungicides, amino acid synthesis, and as a neutralizing agent and raw material for chemical production.


Chemical Properties

PropertyValue
Melting point59-61°C (subl.)
Boiling point58.76°C (estimate)
Bulk density750 kg/m³
Density1.6 g/cm³
Vapor pressure100 mm Hg (26.7 °C)
Refractive index1.4616 (estimate)
Storage condition2-8°C
Solubility790 g/L
FormPowder
ColorWhite
pH value10 (100 g/L, H₂O, 20°C)
Explosive limit2%
Water solubilitySoluble in cold water and ammonium hydroxide. Slightly soluble in alcohol. Insoluble in acetone.
Merck14,507
BRN3914091
StabilityStable, but may be moisture sensitive. Incompatible with strong oxidizing agents, strong acids, strong bases.
Cosmetic ingredient functionBUFFERING
InChI1S/CH3NO2.H3N/C2-1(3)4/h2H2,(H,3,4);1H3
InChIKeyBVCZEBOGSOYJUT-UHFFFAOYSA-N
SMILES[H]N[H].NC(O)=O
CAS database1111-78-0 (CAS DataBase Reference)
EPA chemical substance informationAmmonium carbamate (1111-78-0)


Safety Information

PropertyValue
Hazard symbolXn
Hazard class codes22-41-38
Safety descriptions22-24/25-39-26
UN dangerous goods numberUN 3077 9 / PGIII
WGK Germany1
RTECS numberEY8575000
F3-10-13-21
TSCATSCA listed
HS code2924 19 00
Hazard class9
Storage class11 - Combustible solids
Hazard class (category)Acute toxicity, Category 4, Oral
Serious eye damage, Category 1
Skin irritation, Category 2
Hazardous substances data1111-78-0 (Hazardous Substances Data)
ToxicityLD50 orally in Rabbit: 681 - 1470 mg/kg


Product Usage

Ammonium carbamate is a vital chemical intermediate primarily known as the precursor in the industrial synthesis of urea, a major fertilizer component. Beyond urea production, its primary application is as a high-efficiency ammoniating agent and surfactant in the chemical industry. In the pharmaceutical sector, it is used as a reagent for synthesizing various carbamate-based drugs and amino acid derivatives. Due to its ability to release ammonia upon decomposition, it serves as a specialized foaming agent for rubber and plastics and is employed in the manufacturing of high-purity cleaning solutions for the electronics industry. Additionally, it is used in agriculture as a pesticide intermediate and in laboratory settings for pH regulation and biochemical research.

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