申请人:The Regents of the University of California
公开号:US05336784A1
公开(公告)日:1994-08-09
A process of preparing 1,3,3-trinitroazetidine including forming a 5-hydroxymethyl-5-nitro-1-alkyltetrahydro-1,3-oxazine, e.g., reacting a 1,3,5-trialkyl hexahydrotriazine and tris(hydroxymethyl)nitromethane, ring opening said 5-hydroxymethyl-5-nitro-1-alkyltetrahydro-1,3-oxazine to form a 3-alkylamino-2-hydroxymethyl-2-nitro-1-propanol salt, ring closing said 3-alkylamino-2-hydroxymethyl-2-nitro-1-propanol salt to form a 3-hydroxymethyl-3-nitro-1-alkylazetidine salt, nitrating said 3-hydroxymethyl-3-nitro-1-alkylazetidine salt to form a 1-alkyl-3,3-dinitroazetidine, and converting said 1-alkyl-3,3-dinitroazetidine into 1,3,3-trinitroazetidine is disclosed.
本发明公开了一种制备1,3,3-三硝基氮杂环丁烷的方法,包括制备5-羟甲基-5-硝基-1-烷基四氢-1,3-噁唑啉,例如,反应1,3,5-三烷基六氢-1,3-三嗪和三(羟甲基)硝基甲烷,开环所述的5-羟甲基-5-硝基-1-烷基四氢-1,3-噁唑啉以形成3-烷基氨基-2-羟甲基-2-硝基-1-丙醇盐,闭环所述的3-烷基氨基-2-羟甲基-2-硝基-1-丙醇盐以形成3-羟甲基-3-硝基-1-烷基氮杂环丁烷盐,硝化所述的3-羟甲基-3-硝基-1-烷基氮杂环丁烷盐以形成1-烷基-3,3-二硝基氮杂环丁烷,将所述的1-烷基-3,3-二硝基氮杂环丁烷转化为1,3,3-三硝基氮杂环丁烷。