CAS 1443-76-1 appears in our catalog under these names: Syringic acid hydrazide, 4-Hydroxy-3,5-dimethoxybenzohydrazide 95%, 4-Hydroxy-3,5-dimethoxybenzohydrazide, 96%, 96%, 3,5-Dimethoxy-4-hydroxybenzhydrazide, 95%, Syringic acid hydrazide, min. 95 %, 2 g. Offered by: Biosynth, Ambeed, Chemat, Fluorochem, Roth. Available pack sizes: 10g, 5g, 25g, 250mg, 1g, 100mg, 500mg, 2g.