论文部分内容阅读
The SnCl2 reduction of 2-nitrocyclododecanone or 2-bromo-12-nitrocyclododecanone gave a colorless compound 2,3,5,6-bis(ortho-1,10-decylidene)dihydropyrazine 1a characterized by IR, NMR and X-ray diffraction analysis. Crystal data for 1a: Mr = 358.60,monoc