1)  3,4-Thiadiazole-2(3H)-thione, 5-(tert-dodecyldithio)-1
3,4-噻二唑-2(3H)-硫酮-5-(叔十二烷基二硫代)-1
2)  4-thiadiazole-2(3h)-thione, 5-(tert-dodecyldithio)-3
3,4-噻二唑-2(3H)-硫酮-5-(叔十二烷基二硫代)-1
3)  NO_3~-
NO~3~-
4)  NO~-_3
NO~-_3
5)  As~(3+)
As~(3+)
6)  3×3×3 lemma
3×3×3引理
1.
This article extends snake lemma to two snakes lermma,and entends 3×3 lemma to 3×n lemma 3×3×3 lemma,Moreover,it studies some problems on exact plane,exact cube as well as problems on cubic commtative diagrams.
将蛇引理推广到双蛇引理,将3×3引理推广到3×n引理、3×3×3引理,并研究了与正合平面、正合立体有关的几个问题及立体交换图问题。
参考词条
补充资料:3,4-噻二唑-2(3H)-硫酮-5-(叔十二烷基二硫代)-1
CAS: 73984-93-7
分子式: C14H26N2S4
中文名称: 3,4-噻二唑-2(3H)-硫酮-5-(叔十二烷基二硫代)-1;5-(叔十二烷基二硫代)-1,3,4-噻二唑-2(3H)-硫酮

英文名称: 3,4-Thiadiazole-2(3H)-thione, 5-(tert-dodecyldithio)-1;4-thiadiazole-2(3h)-thione, 5-(tert-dodecyldithio)-3
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