发明名称 |
2,6-DIETHYL-3,5-DIMETHYL-2,3-DIHYDRO-4H-PYRAN, PROCESS FOR ITS PREPARATION AND ITS USE IN THE EARLY IDENTIFICATION AND LOCATION OF AND IN COMBATING LASIODERMA SERRICORNE F |
摘要 |
A 2,3-dihydropyran of the general formula: <IMAGE> wherein R1, R2, R3 and R4 are hydrogen or alkyl groups having from 1 to 4 carbon atoms; and where at least two of the groups R1, R2, R3 and R4 are said alkyl groups; including all optical isomers thereof is useful in combatting insects, particularly the tobacco beetle Lasioderma seriicorne F. |
申请公布号 |
DE3166083(D1) |
申请公布日期 |
1984.10.18 |
申请号 |
DE19813166083 |
申请日期 |
1981.11.25 |
申请人 |
B.A.T. CIGARETTEN-FABRIKEN GMBH |
发明人 |
LEVINSON, HERMANN, PROF. DR.;LEVINSON, ANNE-ROSE, DR.;FRANCKE, WITTKO, DR. DIPL.-CHEM.;VOLKER, HEEMANN, DR. |
分类号 |
C07D309/30;A01N43/16;C07C45/00;C07D309/18;(IPC1-7):C07D309/18 |
主分类号 |
C07D309/30 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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