After 2 kinds of allelochemicals(11, 12-dihydro-lactaroviolin;
本文利用分离纯化得到两种化感物质11,12-二氢乳菇紫素(简称DL);
After 2 kinds of allelochemicals(11, 12-dihydro-lactaroviolin;
本文利用分离纯化得到两种化感物质11,12-二氢乳菇紫素(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.
以高含氢硅、含氢双封头、六甲基二硅氧烷、D4合成实验所
交联剂低含氢硅
;
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,
3
新合成
1,6二氢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了11,12-二氰-9,10-二氢-9,10-亚乙烯基蒽(4),4分子4自身加成聚合制备了一种全新凹型四氮杂口卜啉结构化合物。
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