Pesticide containing comptothecin or dreivates of camptothecin, and preparation method

A technology of camptothecin and its derivatives, which is applied in the field of insecticides containing camptothecin or camptothecin derivatives and its preparation, can solve the problems of poor implementability, general drug effect, and difficulty in dissolving, and achieve good killing effect. Insect effect, drug effect, environmental protection, pollution-free, high activity effect
CN1759675AActive Publication Date: 2006-04-19YIFAN AGRI CHEM PLANT ZHEJIANG PROV
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
YIFAN AGRI CHEM PLANT ZHEJIANG PROV
Publication Date
2006-04-19

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Abstract

An insecticide for the pests in homopteran, thysanoptera, lepidoptera and coleoptera is prepared from camptothecine or its derivative, emulsifier, penetrant and organic solvent through proportional mixing.
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Description

technical field

[0001] The invention belongs to the technical field of insecticides, especially insecticides for preventing and controlling pests of Homoptera, Thysanoptera, Lepidoptera and Coleoptera, in particular to an insecticide containing camptothecin or camptothecin derivatives and its preparation method. Background technique

[0002] Camptothecin (CPT) is a kind of pyrroloquinoline alkaloid, and the general chemical structure formula of camptothecin and its derivatives is as follows:

[0003]

[0004] General formula (I)

[0005] Among them, R1-10 in the chemical structure represents a hydrogen atom, methyl, ethyl, propyl, butyl, hydroxyl, nitro, amino, oxymethyl, methylaminooxy, fluoroethyl, chloroethyl, One of bromoethyl, nitrogen, silyl and alkoxy. Camptothecin is mainly derived from the unique plant Camptotheca involucrata in my country. In 1966, Wall et al. isolated it for the first time from Camptothec...

Claims

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