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( «»)
: ,

Menthol.jpg
General
. . 2-(2-)-5--
1-
()- (2R)-(2-)-(5S)--
(1R)-
3-p-Menthanol,
,
Menthomenthol,
  peppermint camphor
C10H20O
156.27

,
CAS [89-78-1],
[2216-51-5], ()-
0.890 /³,
( ()-)
, ()-
, ,
,
,
36-38 °C (311 K),
42-45 °C (318 K), ()- (α)
35-33-31 °C, ()-
212 °C (485 K)
[α]D 50° 18 °C, 10 % EtOH .
Hazards
MSDS
: ,
NFPA 704 Nfpa h1.pngNfpa f2.pngNfpa r0.png
93 °C
(R/S statement) R: 37/38, 41 S: 26, 36
RTECS OT0350000,
OT0700000, ()-
n, εr, etc.

, ,
, (IR), , MS
, ,
,
, ,
, p-,

 ( . Mentha  )  , , . , . 8 . (-)- (1R,2S,5R) . , , . . , .

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[1], 2000 , 1771 (Gambius).[3] (-)- ( l- (1R,2S,5R)-) ( , . ), .   Mentha piperita L. 1-, (+)-.

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(1R,2S,5R)- (. .). 7  :

- (. .):

,  «»

3 «» , (-)-   8 .

2 . 28 °C 38 °C. (-)- 4 , α .

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, , , . , , , . , , . , .

, , ().

, . ( ).

. () . , .

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, . , . 5070 % .[1]

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.

M. (94 %..). , ( 2001).

Manufacturing process for menthol

. . . ( .), . . 1.

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: 1 % - . α- . (-)- 112 °C, α- (-)- 120 °C.[1]

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. . , . . , 3- 2 % . PCl5 . .

Reactions of menthol

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  1. 1 2 . . , . . , . . . I. , .  .: « », 1961.  . 9092.

[]

  1. J. L. Simonsen, The Terpenes Volume I (2nd edition), Cambridge University Press, 1947, p230-249.
  2. E. E. Turner, M. M. Harris, Organic Chemistry, Longmans, Green & Co., London, 1952.
  3. Adversoriorum varii argumentii, Liber unus, Leiden, 1771, p99.
  4. Handbook of Chemistry and Physics, 71st edition, CRC Press, Ann Arbor, Michigan, 1990.
  5. The Merck Index, 7th edition, Merck & Co, Rahway, New Jersey, USA, 1960.