Name: p-Phenylenediamine
CAS: 106-50-3
Synonyms: 1,4-BENZENEDIAMINE
1,4-DIAMINOBENZENE
1,4-PHENYLENEDIAMINE
4-AMINOANILINE
BENZENE-1,4-DIAMINE
C.I. 76060
fur black 41866
JAROCOL PPD
PARA PHENYLENE DIAMINE
P-PHENYLENEDIAMINE
1,4-benzendiamine
1,4-Di-aminobenzol
4-phenylenediamine
Aminogen II
BASF Ursol D
basfursold
BASFUrsold,DS
benzene,1,4-diamino-
Benzofur D
benzofurd
Molecular Formula: C6H8N2
Molecular Weight: 108.14
Appearance: Off-white flakes
Melting point: 139 °C
mp: 139 °C
Boiling point: 267 °C(lit.)
bp: 267 °C(lit.)
density: 1.135 g/cm3 (20℃)
vapor density: 3.7 (vs air)
vapor pressure: 1.08 mm Hg ( 100 °C)
refractive index: 1.6339 (estimate)
Fp: 156 °C
storage temp.: 2-8°C
solubility: Soluble in alcohol, chloroform, ether and hot benzene.
form: Powder or Flakes
Colour Index: 76060
pka: 4.17(at 25℃)
color: White, gray, or purple to brown
Stability: Stable, but oxidizes when exposed to air. Incompatible with oxidizing agents. Store under inert atmosphere.
PH: 9 (50g/l, H2O, 20℃)
PH Range: NonQ uorescence (3.1) to orange/yellow Q uorescence (4.4)
Water Solubility: 47 g/L (25 ºC)
Merck: 14,7285
