Title: Nitranilic Acid
CAS Registry Number: 479-22-1
CAS Name: 2,5-Dihydroxy-3,6-dinitro-2,5-cyclohexadiene-1,4-dione
Additional Names: 2,5-dihydroxy-3,6-dinitro-p-benzoquinone; 2,5-dihydroxy-3,6-dinitroquinone
Molecular Formula: C6H2N2O8
Molecular Weight: 230.09
Percent Composition: C 31.32%, H 0.88%, N 12.17%, O 55.63%
Literature References: Prepd by treating hydroquinone diacetate with fuming nitric and concd sulfuric acids: Nietzki, Benckiser, Ber. 18, 499 (1885); Nietzki, Ber. 43, 3458 (1910); Meyer, Ber. 57, 326 (1924); Town, Biochem. J. 30, 1833 (1936).
Properties: Solvated, golden-yellow plates from a little water + nitric acid. Effloresces at 100°, deflagrates at 170° without melting. Yellow prisms from ethyl acetate. Absorption max: 460 nm. Stable when kept away from moisture. Freely sol in water, alcohol. Insol in ether. Aq solns dec forming HCN and oxalic acid.
Absorption maximum: Absorption max: 460 nm
Status: This monograph has been retired and is no longer subject to revision or update. |