CAS Registry Number

CAS 83-55-6 — 1-Amino-5-naphthol

1-Amino-5-naphthol is an organic compound primarily used in dye synthesis, pharmaceutical intermediates, and analytical chemistry for its reactive hydroxyl and amino groups. This pale yellow crystalline solid is stable under standard conditions and widely employed in azo dye production and colorimetric assays. CAS 83-55-6, molecular formula C10H9NO, molecular weight 159.1846 g/mol. Non-hazardous under normal handling (no signal word). Store at ambient temperature in a dry, sealed container. Molekula supplies 1-Amino-5-naphthol from research to bulk quantities with full documentation and ISO 9001:2015 traceability.