1381709

Menthol

United States Pharmacopeia (USP) Reference Standard

• Synonym(s): (−)-Menthol, (1R,2S,5R)-2-Isopropyl-5-methylcyclohexanol, 5-Methyl-2-(1-methylethyl)cyclohexanol
• Linear Formula: C₁₀H₁₉OH
• CAS Number: 2216-51-5
• Molecular Weight: 156.27
• UNSPSC Code: 41116107
• NACRES: NA.24
• PubChem Substance ID: 329750355
• MDL number: MFCD00062979
• Beilstein/REAXYS Number: 1902293

Properties

• grade: pharmaceutical primary standard
• agency: USP
• API family: menthol
• manufacturer/tradename: USP
• application(s): pharmaceutical (small molecule)
• format: neat
• SMILES string: CC(C)[C@@H]1CC[C@@H](C)C[C@H]1O
• InChI: 1S/C10H20O/c1-7(2)9-5-4-8(3)6-10(9)11/h7-11H,4-6H2,1-3H3/t8-,9+,10-/m1/s1
• InChI key: NOOLISFMXDJSKH-KXUCPTDWSA-N

Description

General description

Find answers to frequently asked questions on USP products in USP FAQs.

Menthol is an alcohol extracted from various mint oils or prepared synthetically. It exists in two forms: levorotatory (l-menthol), which can be found in natural or synthetic sources, and racemic (dl-menthol).

Application

Menthol USP reference standard, intended for use in specified quality tests and assays as specified in the USP compendia. Also, for use with USP monographs such as:

• Menthol Lozenges
• Tetracaine and Menthol Ointment
• Benzocaine and Menthol Topical Aerosol^®
• Anethole

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.  ​

Other Notes

Sales restrictions may apply.

Legal Information

Aerosol is a registered trademark of Cytec Technology Corp.

Safety Information

• pictograms: GHS07
• signalword: Warning
• hcodes: H315,H319
• pcodes: P264 - P280 - P302 + P352 - P305 + P351 + P338 - P332 + P313 - P337 + P313
• Hazard Classifications: Eye Irrit. 2 - Skin Irrit. 2
• Storage Class: 11 - Combustible Solids
• flash_point_f: 201.2 °F - closed cup
• flash_point_c: 94 °C - closed cup