3,3'-dimethoxybenzidine; o-dianisidine
CAS 119-90-4 · C14H16N2O2
Hazard classDanger — Health hazard, Irritant / harmful
PictogramsHealth hazardIrritant / harmful
H-statements- H350 May cause cancer
- H302 Harmful if swallowed
Workplace exposure limitsNIOSH REL Ca
IDLH Ca [N.D.]Occupational exposure limits — NIOSH Pocket Guide.
Synonyms3,3'-DIMETHOXYBENZIDINE · o-Dianisidine · Dianisidine · Blue Base NB · Fast Blue B Base · Cellitazol B · Mitsui Blue B Base · ortho-Dianisidine
Molecular weight244.29 g/mol
Data sourceHarmonised classification ECHA — EU CLP Annex VILegally binding EU classification adopted by ECHA under CLP Annex VI — the highest-confidence GHS source.
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