IT951071B - PROCEDURE AND EQUIPMENT FOR OBTAINING D E L ISOMERS OF MENTHOL NEOMENTHOL AND ISOMENTHOL - Google Patents

PROCEDURE AND EQUIPMENT FOR OBTAINING D E L ISOMERS OF MENTHOL NEOMENTHOL AND ISOMENTHOL

Info

Publication number
IT951071B
IT951071B IT4856072A IT4856072A IT951071B IT 951071 B IT951071 B IT 951071B IT 4856072 A IT4856072 A IT 4856072A IT 4856072 A IT4856072 A IT 4856072A IT 951071 B IT951071 B IT 951071B
Authority
IT
Italy
Prior art keywords
isomenthol
neomenthol
menthol
isomers
procedure
Prior art date
Application number
IT4856072A
Other languages
Italian (it)
Original Assignee
Haarmann & Reimer Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from DE19712109456 external-priority patent/DE2109456C3/en
Priority claimed from DE19722204771 external-priority patent/DE2204771C3/en
Application filed by Haarmann & Reimer Gmbh filed Critical Haarmann & Reimer Gmbh
Application granted granted Critical
Publication of IT951071B publication Critical patent/IT951071B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C35/00—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a ring other than a six-membered aromatic ring
    • C07C35/02—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a ring other than a six-membered aromatic ring monocyclic
    • C07C35/08—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a ring other than a six-membered aromatic ring monocyclic containing a six-membered rings
    • C07C35/12—Menthol

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IT4856072A 1971-02-27 1972-02-25 PROCEDURE AND EQUIPMENT FOR OBTAINING D E L ISOMERS OF MENTHOL NEOMENTHOL AND ISOMENTHOL IT951071B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19712109456 DE2109456C3 (en) 1971-02-27 Process for the separation of optically pure d- and I-menthol
DE19722204771 DE2204771C3 (en) 1972-02-02 1972-02-02 Process for the separation of optically pure d- and l-neo- or isomenthol

Publications (1)

Publication Number Publication Date
IT951071B true IT951071B (en) 1973-06-30

Family

ID=25760737

Family Applications (1)

Application Number Title Priority Date Filing Date
IT4856072A IT951071B (en) 1971-02-27 1972-02-25 PROCEDURE AND EQUIPMENT FOR OBTAINING D E L ISOMERS OF MENTHOL NEOMENTHOL AND ISOMENTHOL

Country Status (10)

Country Link
JP (1) JPS523375B1 (en)
BE (1) BE779888A (en)
CA (1) CA976986A (en)
CH (1) CH560660A5 (en)
FR (1) FR2126445B1 (en)
GB (1) GB1369714A (en)
IT (1) IT951071B (en)
NL (1) NL158774B (en)
PL (1) PL85126B1 (en)
SU (1) SU432710A3 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2280681B (en) * 1993-08-06 1998-03-11 Merck Patent Gmbh Thermochromic media
CN111991834B (en) * 2020-09-08 2021-11-16 安徽银丰药业股份有限公司 Crystallization barrel is used in menthol processing
CN115057905B (en) * 2022-07-13 2023-09-08 中国科学院上海药物研究所 Eutectic crystal of L-menthol and cholesterol, preparation method and application thereof

Also Published As

Publication number Publication date
NL158774B (en) 1978-12-15
FR2126445A1 (en) 1972-10-06
PL85126B1 (en) 1976-04-30
FR2126445B1 (en) 1976-07-23
CH560660A5 (en) 1975-04-15
JPS523375B1 (en) 1977-01-27
GB1369714A (en) 1974-10-09
NL7202520A (en) 1972-08-29
CA976986A (en) 1975-10-28
SU432710A3 (en) 1974-06-15
NL158774C (en) 1978-12-15
BE779888A (en) 1972-08-25

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