JPS5748979A - Clerodin diterpene - Google Patents

Clerodin diterpene

Info

Publication number
JPS5748979A
JPS5748979A JP12555680A JP12555680A JPS5748979A JP S5748979 A JPS5748979 A JP S5748979A JP 12555680 A JP12555680 A JP 12555680A JP 12555680 A JP12555680 A JP 12555680A JP S5748979 A JPS5748979 A JP S5748979A
Authority
JP
Japan
Prior art keywords
extract
formula
extracted
solvent
clerodin
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
JP12555680A
Other languages
Japanese (ja)
Other versions
JPS621394B2 (en
Inventor
Yoshiyasu Fukuyama
Isao Kubo
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Otsuka Pharmaceutical Co Ltd
Original Assignee
Otsuka Pharmaceutical Co Ltd
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
Application filed by Otsuka Pharmaceutical Co Ltd filed Critical Otsuka Pharmaceutical Co Ltd
Priority to JP12555680A priority Critical patent/JPS5748979A/en
Publication of JPS5748979A publication Critical patent/JPS5748979A/en
Publication of JPS621394B2 publication Critical patent/JPS621394B2/ja
Granted legal-status Critical Current

Links

Abstract

NEW MATERIAL:Clerodin diterpene of formula I (R is formula II, or incoporate with the carbon atom R links with to form formula III).
EXAMPLE: Methyl 4α-acetoxy-1β-[2-(5H-fura-2-one-4-yl)ethyl]-decahydro-1α,2α, 4aα-trimethyl-5α-naphthalate.
USE: Insecticide. it is effective against Allmandillidium vulgare Latereille in Isopoda, Lepsima saccharina in Tysanura or Onychiurus in Collemboda.
PREPARATION: Ajuga remota, a kind of beefsteak plant collected in Kenya of Africa, is extracted to isolate the compound of formula I. Namely, the plant is extracted with a solvent such as methanol and the extract is concentrated under reduced pressure. The resultant primary extract is extracted again with a solvent such as ether to obtain the secondary extract. The extract is subjected to silica-gel chromatography to obtain the objective compound.
COPYRIGHT: (C)1982,JPO&Japio
JP12555680A 1980-09-09 1980-09-09 Clerodin diterpene Granted JPS5748979A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12555680A JPS5748979A (en) 1980-09-09 1980-09-09 Clerodin diterpene

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12555680A JPS5748979A (en) 1980-09-09 1980-09-09 Clerodin diterpene

Publications (2)

Publication Number Publication Date
JPS5748979A true JPS5748979A (en) 1982-03-20
JPS621394B2 JPS621394B2 (en) 1987-01-13

Family

ID=14913114

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12555680A Granted JPS5748979A (en) 1980-09-09 1980-09-09 Clerodin diterpene

Country Status (1)

Country Link
JP (1) JPS5748979A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112961127A (en) * 2021-02-05 2021-06-15 云南省烟草公司玉溪市公司 Tobacco source active terpenoid, preparation method and application thereof

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63190298A (en) * 1987-02-02 1988-08-05 株式会社　共進電機製作所 Discharge lamp lighter

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112961127A (en) * 2021-02-05 2021-06-15 云南省烟草公司玉溪市公司 Tobacco source active terpenoid, preparation method and application thereof
CN112961127B (en) * 2021-02-05 2022-12-06 云南省烟草公司玉溪市公司 Tobacco source active terpenoid, preparation method and application thereof

Also Published As

Publication number Publication date
JPS621394B2 (en) 1987-01-13

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