23964-47-8 3,5-Dichloro-4-propoxybenzoic acid 2-isopropylidenehydrazide BRN 3085479 Benzoic acid, 3,5-dichloro-4-propoxy-, (1-methylethylidene)hydrazide Benzoic acid, 3,5-dichloro-4-propoxy-, 2-isopropylidenehydrazide