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Merck
CN

1300004

USP

Guaiacol

United States Pharmacopeia (USP) Reference Standard

Synonym(s):

2-Methoxyphenol, Catechol monomethyl ether, Pyrocatechol monomethyl ether

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About This Item

Linear Formula:
(CH3O)C6H4OH
CAS Number:
90-05-1
Molecular Weight:
124.14
UNSPSC Code:
41116107
NACRES:
NA.24
PubChem Substance ID:
329749967
MDL number:
MFCD00002185
Beilstein/REAXYS Number:
508112

Key Documents

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Product Name

Guaiacol, United States Pharmacopeia (USP) Reference Standard

InChI

1S/C7H8O2/c1-9-7-5-3-2-4-6(7)8/h2-5,8H,1H3

SMILES string

COc1ccccc1O

InChI key

LHGVFZTZFXWLCP-UHFFFAOYSA-N

grade

pharmaceutical primary standard

vapor density

4.27 (vs air)

vapor pressure

0.11 mmHg ( 25 °C)

API family

guaiacol

manufacturer/tradename

USP

refractive index

n20/D 1.543 (lit.)

bp

205 °C (lit.)

mp

26-29 °C (lit.)

density

1.129 g/mL at 25 °C (lit.)

application(s)

pharmaceutical (small molecule)

format

neat

storage temp.

2-8°C

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Other Notes

Sales restrictions may apply.

Analysis Note

These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind.  ​

Biochem/physiol Actions

Guaiacol, along with 2,4,6-trichloroanisole, is responsible for cork taint in wine. A method has been developed for extraction and quantitation of the two compounds.

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.

wgk

WGK 1

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

Acute Tox. 4 Oral - Eye Irrit. 2 - Skin Irrit. 2

Storage Class

11 - Combustible Solids

flash_point_f

Not applicable

flash_point_c

Not applicable

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