sales@klarchem.com +90 530 315 00 65 Mon–Sat: 09:00 – 18:00
Get a Quote

O-Phenylenediamine

Home/ Merck & Sigma/ CAS 95-54-5
O-Phenylenediamine molecular structure
Molecular structure

The Sigma-Aldrich catalog lists 8 grades and pack sizes of O-Phenylenediamine (CAS 95-54-5). Pick the code you need and request a quote for price and lead time from Klar Chem.

CAS95-54-5
Molecular formulaC6H8N2
Molecular weight108.14 g/mol
IUPAC namebenzene-1,2-diamine
Synonymsbenzene-1,2-diamine · 1,2-Phenylenediamine · 1,2-Diaminobenzene · 2-Aminoaniline · 1,2-Benzenediamine · o-Diaminobenzene
Safety & Hazards (GHS) Danger
Acute toxic Acute toxic Health hazard Health hazard Environmental hazard Environmental hazard
  • H301 Toxic if swallowed
  • H312 Harmful in contact with skin
  • H317 May cause an allergic skin reaction
  • H319 Causes serious eye irritation
  • H332 Harmful if inhaled
  • H341 Suspected of causing genetic defects
  • H351 Suspected of causing cancer
  • H400 Very toxic to aquatic life
  • H410 Very toxic to aquatic life with long lasting effects
  • H312+H332 Harmful in contact with skin or if inhaled

⚠️ 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 1,2-PHENYLENEDIAMINE, SUBLIMED, >=99% 694975-1G Request Quote
Sigma O-PHENYLENEDIAMINE FREE BASE P9029-100G
P9029-50G		 Request Quote
Sigma O-PHENYLENEDIAMINE FREE BASE TABLET, TR P5412-100TAB
P5412-50TAB		 Request Quote
Sigma O-PHENYLENEDIAMINE, FLAKED, 99.5% P23938-100G
P23938-500G
P23938-5G		 Request Quote

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