申请人:The United States of America as represented by the Secretary of the Navy
公开号:US03946085A1
公开(公告)日:1976-03-23
Acetals of the formulas CHCl.sub.2 CH(OR).sub.2, CCl.sub.3 CH(OR).sub.2, .sub.2 CH(OR).sub.2, CF.sub.3 CH(OR).sub.2, RO.sub.2 CCH(OR).sub.2, and (RO).sub.2 HCCH(OR).sub.2 wherein R can be --CH.sub.2 CYZ(NO.sub.2), --CH.sub.2 CH.sub.2 CYZ(NO.sub.2), --CH.sub.2 C(NO.sub.2).sub.2 CH.sub.3, --CH.sub.2 C(NO.sub.2).sub.2 CYZ(NO.sub.2), --CH.sub.2 C(NO.sub.2).sub.2 CH.sub.2 CYZ(NO.sub.2) or --CH.sub.2 C(NO.sub.2).sub.2 C(NO.sub.2).sub.2 CYZ(NO.sub. 2) wherein Y and Z vary independently and can be Cl, F or NO.sub.2. These acetals are produced by contacting a negatively substituted aldehyde such as CHCl.sub.2 CHO, CCl.sub.3 CHO, CHF.sub.2 CHO, CF.sub.3 CHO, HO.sub.2 CCHO, or OHCCHO with a negatively substitute alcohol of the formula ROH wherein R is as defined above. Either FSO.sub.3 H, ClSO.sub.3 H, or CHF.sub.2 SO.sub.3 H, or CF.sub.3 SO.sub.3 H is used to catalyze the condensation. The acetals of this invention are useful as explosives.
公式为CHCl.sub.2 CH(OR).sub.2、CCl.sub.3 CH(OR).sub.2、.sub.2 CH(OR).sub.2、CF.sub.3 CH(OR).sub.2、RO.sub.2 CCH(OR).sub.2和(RO).sub.2 HCCH(OR).sub.2的缩醛,其中R可以是--CH.sub.2 CYZ(NO.sub.2)、--CH.sub.2 CH.sub.2 CYZ(NO.sub.2)、--CH.sub.2 C(NO.sub.2).sub.2 CH.sub.3、--CH.sub.2 C(NO.sub.2).sub.2 CYZ(NO.sub.2)、--CH.sub.2 C(NO.sub.2).sub.2 CH.sub.2 CYZ(NO.sub.2)或--CH.sub.2 C(NO.sub.2).sub.2 C(NO.sub.2).sub.2 CYZ(NO.sub. 2),其中Y和Z独立变化,可以是Cl、F或NO.sub.2。这些缩醛是通过将负取代醛(例如CHCl.sub.2 CHO、CCl.sub.3 CHO、CHF.sub.2 CHO、CF.sub.3 CHO、HO.sub.2 CCHO或OHCCHO)与公式为ROH的负取代醇接触而制得,其中R如上所定义。FSO.sub.3 H、ClSO.sub.3 H、CHF.sub.2 SO.sub.3 H或CF.sub.3 SO.sub.3 H用于催化缩合反应。本发明的缩醛可用作爆炸物。