para-hydroquinone

Full Material List
benzene-1,4-diol

Identifiers

FEMA N/A
CAS 123-31-9
EINECS 204-617-8
Synonyms
  • 1,4- benzene diol
  • benzene-1,4-diol
  • benzene, p-dihydroxy-
  • 1,4- benzenediol
  • p- benzenediol
  • benzol-1,4-diol
  • 1,4- benzoquinol
  • p- dihydroquinone
  • 1,4- dihydroxybenzene
  • 4- dihydroxybenzene
  • p- dihydroxybenzene
  • para- dihydroxybenzene
  • p- hydroquinone
  • 4- hydroxyphenol
  • p- hydroxyphenol
  • para- hydroxyphenol
  • p- phenylenediol
  • quinol
  • p- quinol
JECFA Food Flavoring N/A
JECFA Food Additive N/A
DG SANTE Food Flavourings N/A
DG SANTE Food Contact Materials quinol
FDA UNII XV74C1N1AE
CoE Number 11249
XlogP3-AA 0.60 (est)
Molecular Weight 110.11222
Molecular Formula C6 H6 O2

Organoleptic

Organoleptic Notes
  • Odor and/or flavor descriptions from others (if found).
Odor N/A
Flavor N/A

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Properties

Food Chemicals Codex Listed No
Appearance white to pale yellow crystalline solid (est)
Assay 95.00 to 100.00
Specific Gravity N/A
Lbs/Gal (est) N/A
Refractive Index N/A
Melting Point 172.00 to 173.00 °C. @ 760.00 mm Hg
Boiling Point 286.00 to 288.00 °C. @ 760.00 mm Hg
Flash Point 287.00 °F. TCC ( 141.60 °C. ) (est)
Acid Value N/A
Vapor Pressure 0.002000 mmHg @ 25.00 °C. (est)
Vapor Density N/A
logP (o/w) 0.59
Soluble In
  • alcohol
  • water, 72000 mg/L @ 25 °C (exp)
  • water
Occurrence
  • anise plant
  • anise seed
  • anise star anise fruit
  • anise star anise seed
  • bilberry fruit
  • bilberry leaf
  • ketaki flower oil india @ 6.10%
  • lingonberry
  • marjoram plant
  • marjoram shoot
  • orange root bark
  • pear plant