Title: 3,5-Diaminobenzoic Acid
CAS Registry Number: 535-87-5
Molecular Formula: C7H8N2O2
Molecular Weight: 152.15
Percent Composition: C 55.26%, H 5.30%, N 18.41%, O 21.03%
Literature References: Prepn from 3,5-dinitrobenzoic acid: Griess, Ann. 154, 327 (1870).
Derivative Type: Monohydrate
Properties: Needles. Loses its water of crystn at about 110°, mp 228°. Slightly sol in water; the aqueous soln dec on standing. Sol in alcohol or ether.
Melting point: mp 228°
Derivative Type: Ethyl ester
Molecular Formula: C9H12N2O2
Molecular Weight: 180.20
Percent Composition: C 59.99%, H 6.71%, N 15.55%, O 17.76%
Properties: Prisms from ether, mp 84°. Moderately sol in hot water. Sol in alcohol, benzene, other organic solvents.
Melting point: mp 84°
Use: Detection and determination of nitrites. |