Ammonium Bitartrate

Title: Ammonium Bitartrate
CAS Registry Number: 3095-65-6
CAS Name: (2R,3R)-2,3-Dihydroxybutanedioic acid monoammonium salt
Additional Names: L-tartaric acid monoammonium salt; ammonium acid tartrate; ammonium hydrogen tartrate
Molecular Formula: C4H9NO6
Molecular Weight: 167.12
Percent Composition: C 28.75%, H 5.43%, N 8.38%, O 57.44%
Line Formula: NH4OOCCH(OH)CH(OH)COOH
Literature References: Prepd from ammonium tartrate and tartaric acid: Dulk, Ann. 2, 39 (1832).
Properties: Odorless crystals. d 1.68. Sol in 45.6 parts water at 15°; freely sol in hot water, alkalies, alkali carbonates. Practically insol in alc. [a]D20 +26.0° (c = 1.5 in water): Long, J. Am. Chem. Soc. 23, 813 (1901).
Optical Rotation: [a]D20 +26.0° (c = 1.5 in water): Long, J. Am. Chem. Soc. 23, 813 (1901)
Density: d 1.68
Ammonium Borate Ammonium Bromide Ammonium Caprylate Ammonium Carbamate Ammonium Carbonate