Ammonium carbamate

Description

A white, crystalline powder that has been used as an aqueous neutralization/ alkalization agent. Ammonium carbamate volatilizes at room temperature to form ammonia. Hartshorn, or smelling-salts, is a double salt of ammonium carbamate and Ammonium bicarbonate.

Synonyms and Related Terms

anhydride of ammonium carbonate; ammonium aminoformate

Risks

Fisher Scientific: SDS

Physical and Chemical Properties

Soluble in water, ethanol.

Composition	NH4CO2NH2
Molecular Weight	mol. wt. = 78.07

Resources and Citations

• Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993

• Book and Paper Group, Paper Conservation Catalog, AIC, 1984, 1989

• Random House, Webster's Encyclopedic Unabridged Dictionary of the English Language, Grammercy Book, New York, 1997

• The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 533

• The American Heritage Dictionary or Encarta, via Microsoft Bookshelf 98, Microsoft Corp., 1998