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1324002 USP

Hydroquinone

United States Pharmacopeia (USP) Reference Standard

Synonym: 1,4-Benzenediol, 1,4-Dihydroxybenzene, HQ

  • CAS Number 123-31-9

  • Linear Formula C6H4-1,4-(OH)2

  • Molecular Weight 110.11

  •  Beilstein Registry Number 605970

  •  MDL number MFCD00002339

  •  PubChem Substance ID 329750111

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Properties

Related Categories Analytical Standards, Analytical/Chromatography, Pharmacopeia & Metrological Institutes Standards, USP Standards, USP Standards G - H More...
vapor density   3.81 (vs air)
vapor pressure   1 mmHg ( 132 °C)
InChI Key   QIGBRXMKCJKVMJ-UHFFFAOYSA-N
form   neat
autoignition temp.   930 °F
bp   285 °C(lit.)
mp   172-175 °C(lit.)
format   neat

Description

General description

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.For further information and support please go to the website of the issuing Pharmacopoeia.

Other Notes

Sales restrictions may apply.

USP issued SDS can be found here.

Price and Availability

Safety & Documentation

Safety Information

Signal word 
Danger
Hazard statements 
RIDADR 
UN 3077 9 / PGIII
WGK Germany 
3
Flash Point(F) 
329 °F
Flash Point(C) 
165 °C
Protocols & Articles

Articles

HPLC Analysis of Phenolic Compounds on Ascentis® Express 2.7 μm RP-Amide

From our library of Articles, Sigma-Aldrich presents HPLC Analysis of Phenolic Compounds on Ascentis® Express 2.7 μm RP-Amide
Keywords: Chromatography, High performance liquid chromatography, Vitamins

Peer-Reviewed Papers
15

References

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PHR1469 Hydroquinone, Pharmaceutical Secondary Standard; Certified Reference Material

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