Difference between revisions of "Menthol"
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== Description == | == Description == | ||
− | A white crystalline compound obtained from the distillation of [http://cameo.mfa.org/materials/fullrecord.asp?name=peppermint | + | A white crystalline compound obtained from the distillation of [http://cameo.mfa.org/materials/fullrecord.asp?name=peppermint%20oil peppermint oil]. Menthol was first isolated in 1771 by Gambius. In the late 19th century, menthol was used with [http://cameo.mfa.org/materials/fullrecord.asp?name=naphthalene naphthalene] as a moth repellent. Now, it is used in perfumes, medicines, and cigarettes. |
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
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== Authority == | == Authority == | ||
− | * | + | * G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971 Comment: p. 586 |
* ''The Merck Index'', Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 5882 | * ''The Merck Index'', Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 5882 | ||
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* Wikipedia, the free encyclopedia, at http://www.wikipedia.com Comment: http://en.wikipedia.org/wiki/Menthol (Accessed Jan. 6, 2006) | * Wikipedia, the free encyclopedia, at http://www.wikipedia.com Comment: http://en.wikipedia.org/wiki/Menthol (Accessed Jan. 6, 2006) | ||
− | * | + | * Richard S. Lewis, ''Hawley's Condensed Chemical Dictionary'', Van Nostrand Reinhold, New York, 10th ed., 1993 |
− | * | + | * Random House, ''Webster's Encyclopedic Unabridged Dictionary of the English Language'', Grammercy Book, New York, 1997 |
* ''The American Heritage Dictionary'' or ''Encarta'', via Microsoft Bookshelf 98, Microsoft Corp., 1998 | * ''The American Heritage Dictionary'' or ''Encarta'', via Microsoft Bookshelf 98, Microsoft Corp., 1998 |
Revision as of 06:31, 24 July 2013
Description
A white crystalline compound obtained from the distillation of peppermint oil. Menthol was first isolated in 1771 by Gambius. In the late 19th century, menthol was used with naphthalene as a moth repellent. Now, it is used in perfumes, medicines, and cigarettes.
Synonyms and Related Terms
hexahydrothymol; peppermint camphor; methylhydroxyisopropyl-cyclohexane; p-menthan-3-ol; mentol (Dan., Pol.); Menthol (Deut., Fr., Ned.);
Other Properties
Soluble in ethanol, chloroform, ether, ligroin, glacial acetic acid. Slightly soluble in water.
Composition | CH3C6H9(C3H7)OH |
---|---|
CAS | 1490-04-6 (dl-menthol) |
Melting Point | 41-43 |
Density | 0.890 |
Molecular Weight | mol. wt. = 156.26 |
Boiling Point | 212 |
Hazards and Safety
Combustible. Flash point = 93 C. Inhalation causes irritation to mucous membranes.
Fisher Scientific: MSDS
Additional Information
L. Goldberg, A History Of Pest Control Measures In The Anthropology Collections, National Museum Of Natural History, Smithsonian Institution, JAIC (35):23-43, 1996
Authority
- G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 586
- The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 5882
- Wikipedia, the free encyclopedia, at http://www.wikipedia.com Comment: http://en.wikipedia.org/wiki/Menthol (Accessed Jan. 6, 2006)
- Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- Random House, Webster's Encyclopedic Unabridged Dictionary of the English Language, Grammercy Book, New York, 1997
- The American Heritage Dictionary or Encarta, via Microsoft Bookshelf 98, Microsoft Corp., 1998