After 2 kinds of allelochemicals(11, 12-dihydro-lactaroviolin;
本文利用分离纯化得到的两种化感物质11,12-二乳菇紫素(简称DL);
After 2 kinds of allelochemicals(11, 12-dihydro-lactaroviolin;
本文利用分离纯化得到的两种化感物质11,12-二乳菇紫素(简称DL);
Concentrate hydrosilicone oil, tetramethyl dihydro disiloxane, hexamethyldisiloxane and D4 were used to synthesize the cross linker of low-hydro silicone oil required in experiments.
以高含硅、含双封头、六甲基二硅氧烷、D4合成实验所需的交联剂低含硅;
Twelve derivates of S-tetrazine including three of 1,6-dihydro-S-tetrazines prepared recently were screened by pesticide activity.
对12S四嗪衍生物,包括3新合成的1,6二S四嗪衍生物,除草、杀菌、杀虫活性进行筛选。
Dicyano 9,10 dihydro 9,10 ethenoanthracene(4) was synthesized by addition reation of acetylenedinitrile and anthracene. Concave tetrazaporphyrin has been obtained from the four molecules of 4.
乙炔二氰与蒽环加成反应合成11,12-二氰-9,10-二-9,10-亚乙烯基蒽(4),4分子4自身加成聚合一种全新凹型四氮杂口卜啉结构化合物。
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