名称:
Chemie der schweren Carben-Analogen R2M, M Si, Ge, Sn
摘要:
New 4-germa-spiro[3,4]oct-6-enes are formed under mild conditions by the cyclic diaminogermylene (1) [5] with 1,3-butadienes, 1-oxa- or 1-aza-1,3-butadienes, 1,2-diketones or 1,4-diaza-1,3-butadienes in high yields.