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o-Dianisidine dihydrochloride

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o-Dianisidine dihydrochloride molecular structure
Molecular structure

The Sigma-Aldrich catalog lists 6 grades and pack sizes of o-Dianisidine dihydrochloride (CAS 20325-40-0). Pick the code you need and request a quote for price and lead time from Klar Chem.

CAS20325-40-0
Molecular formulaC14H18Cl2N2O2
Molecular weight317.21 g/mol
IUPAC name4-(4-amino-3-methoxyphenyl)-2-methoxyaniline;dihydrochloride
Synonyms3,3'-DIMETHOXYBENZIDINE DIHYDROCHLORIDE · dianisidine dihydrochloride · QV96QA6UKK · Benzidine, 3,3'-dimethoxy-, dihydrochloride · 3,3'-Dimethoxy-4,4'-diaminobiphenyl dihydrochloride · 3,3'-Dimethoxybiphenyl-4,4'-ylenediammonium dichloride
Safety & Hazards (GHS) Danger
Irritant Irritant Health hazard Health hazard
  • H302 Harmful if swallowed
  • H350 May cause cancer

⚠️ For information only (source: EU CLP harmonised classification and ECHA notifications, via PubChem); not a substitute for the official Safety Data Sheet (SDS).

Catalog codes and grades

Brand Product / grade Code
Sigma O-DIANISIDINE DIHYDROCHLORIDE F5803-50MG Request Quote
Sigma O-DIANISIDINE DIHYDROCHLORIDE 10 MG D9154-100TAB
D9154-50TAB		 Request Quote
Sigma O-DIANISIDINE DIHYDROCHLORIDE, >=95% D3252-100G
D3252-25G
D3252-5G		 Request Quote

For information only; specifications and availability are confirmed at quotation. Prices are not listed.