Skip to Content
MilliporeSigma
All Photos(1)

Key Documents

8.22333

Sigma-Aldrich

Hydroquinone

for synthesis

Synonym(s):

Hydroquinone, 1,4-Dihydroxybenzene, Quinol

Sign Into View Organizational & Contract Pricing

Select a Size

All Photos(1)

Select a Size

Change View

About This Item

Linear Formula:
C6H4(OH)2
CAS Number:
123-31-9
Molecular Weight:
110.11
MDL number:
MFCD00002339
UNSPSC Code:
12352104
EC Index Number:
204-617-8
NACRES:
NA.22
grade:
synthesis grade
assay:
≥99.5% (GC)
bp:
287 °C/1013 hPa
vapor pressure:
<0.1 hPa ( 25 °C)

grade

synthesis grade

Quality Level

200

vapor pressure

<0.1 hPa ( 25 °C)

assay

≥99.5% (GC)

form

solid

autoignition temp.

515 °C

potency

302 mg/kg LD50, oral (Rat)

reaction suitability

reagent type: reductant

dilution

(for synthesis)

bp

287 °C/1013 hPa

Related Categories

application

Hydroquinone can be used as a reducing agent:
  • To synthesize metal nanoparticles by reduction of metal salt precursors.
  • For the reduction of aryldiazonium salt intermediates to aromatic compounds.
  • In combination with ethylenediaminetetraacetic acid (EDTA) to prepare urchin-like gold nanoparticles via a one-pot seedless growth process.

signalword

Danger

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 2 - Eye Dam. 1 - Muta. 2 - Skin Sens. 1B

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

329.0 °F - closed cup

flash_point_c

165 °C - closed cup

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service