Hydroquinone - CAS # 123-31-9
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Chemical Name: Hydroquinone
Chemical Formula: C6H6O2
CAS Number: 123-31-9
EC Number (EINECS): 204-617-8
Synonyms: 1,4-Benzenediol;p-Benzenediol;p-Dihydroxybenzene;p-Dioxybenzene;p-Hydroquinone;p-Hydroxyphenol;Arctuvin;Benzohydroquinone;Benzoquinol;Diak 5;Eldopaque;Eldoquin;Hidroquinone;Hydroquinol;HE 5;Phiaquin;Quinol;Tecquinol;Tenox HQ;1,4-Dihydroxybenzene;4-Hydroxyphenol;p-Dioxobenzene;Hydrochinone;«alpha»-hydroquinone;«beta»-quinol;Artra;Benzene, p-dihydroxy-;Black and White Bleaching Cream;Derma-Blanch;Dihydroxybenzene;Hydrochinon
Appearance: off-white powder or white needle-like crystals
Melting Point: 172 - 175 C
Boiling Point: 285 C
Vapor Density: 3.81 (air = 1)
Vapor Pressure: 1 mm Hg at 132 C
Flash Point: 165 C
Auto Ignition: 498 C
Water Solubility: moderate
Stability: Stable. Combustible. Incompatible with strong oxidizing agents, strong bases, oxygen, ferric salts. Light and air-sensitive. Discolours in air.
Molecular Weight: 110.1106
Alternate Names: Hydroquinone | HQN
* Columbia Analytical may or may not test for the presence of "Hydroquinone"
Related Analytes (Hydroquinone):
Hydroquinone monomethyl ether Dimethyl ether hydroquinone (1,4-dimethoxybenzene) tert-butyl hydroquinone Hydroquinonesulphonic acid potassium salt 2,3-dimethylhydroquinone Trimethylhydroquinone 2,5-di-tert-butylhydroquinone Methylhydroquinone Phenyl hydroquinone
*CAS Registry Number is a Registered Trademark of the American Chemical Society.