摘要
By the addition reaction of the schiff base of ehylenediamine with diethyl phosphite, his-a-aminophosphonate (II) wereobtained, Which were cyclized with triphosgene or oxalyl chloride giving the title compounds (ill) or (IV) in high yields.
By the addition reaction of the schiff base of ehylenediamine with diethyl phosphite, his-a-aminophosphonate (II) wereobtained, Which were cyclized with triphosgene or oxalyl chloride giving the title compounds (ill) or (IV) in high yields.
出处
《化学研究与应用》
CAS
CSCD
1999年第5期518-520,共3页
Chemical Research and Application
关键词
氨基膦酸
咪唑啉酮
哌嗪二酮
合成
衍生物
αa-aminophosphonic acid, 2-imidazolinone, 2,3-piperazinedione