The addition-hydrolysis reaction was applied to the synthesis of unsaturated aldehyde by the -reaction of 2-H benzimidazolium iodide with alkenyl magnesium bromide.
对2-H苯并咪唑盐与烃基为不饱和取代基的格利雅试剂的加成-水解反应进行了研究，将此反应应用到不饱和醛的制备。
The greater the contents of AP and magnesium are, the higher burning rates of the propellant and the broader flammability limit. On the other h…
另外，采用超细组分或添加燃速催化剂也是提高推进剂燃速和拓宽低压可燃极限的重要途径。
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