Nomenclature
CAS number: 12124-97-9
Ammonium bromide ((NH
4)Br).
BrH
4N; mol wt 97.94.
Br 81.58%, H 4.12%, N 14.30%.
NH
4Br.
Description and references
Contains 99-99.5% NH4Br. Prepn
and properties: Gmelins, Ammonium (8th ed.) 23, 203-218 (1936); Richards, “Ammonium Bromide”
in Mellor's Vol. VIII, supplement I, Nitrogen (part 1) 433-447 (1964).
Properties
White, odorless, slightly hygroscopic crystals
or granules; pungent, saline taste; slowly becomes yellowish in air;
sublimes at high temp without melting. d25 2.429. Freely sol in water, methanol,
ethanol, acetone; slightly sol in ether. Practically insol in ethyl
acetate. Keep well closed.Incompat. Acids, acid salts, spirit
nitrous ether, alkaloids; salts of lead, mercury, silver.
Use
Manuf of photographic films, plates, and papers;
in process engraving and lithography; fireproofing of wood; in corrosion
inhibitors; in photochemical reactions; precipitation of silver salts.
Therapeutic Category
Sedative.
Therapeutic Category (Veterinary)
Sedative.
Keywords
Sedative/Hypnotic; Bromides