3-Phenylcarbazic acid isopropyl ester 40886-95-1 AI3-22234 BRN 1819273 CARBAZIC ACID, 3-PHENYL-, ISOPROPYL ESTER Hydrazinecarboxylic acid, 2-phenyl-, 1-methylethyl ester (9CI) Isopropyl 3-phenylcarbazate NSC 83156