α-Hydroxyamino-nitriles react with aldehydes to give the corresponding crystalline N-alkylidene-N-(1-cyanoalkyl)N-oxides. These acyclic nitrones are monomeric and fairly stable. The reaction of the nitrones with hydrogen cyanide gives NN-di-(1-cyanoalkyl)hydroxylamines almost quantitatively.
                                    α羟基
氨基-腈类与醛反应,得到相应的结晶Ñ -alkylidene- ñ - (1-
氰基)ñ -oxides。这些无环硝酮是单体且相当稳定。与
氰化氢的硝酮的反应,得到NN -二- (1-
氰基烷基)
羟胺几乎定量。