Simple synthetic process of antidepressant medicine imipramine hydrochloride intermediate
A technique for the synthesis of imipramine hydrochloride, which is applied in organic chemistry and other fields, can solve the problems of expensive raw materials, few synthesis reports, difficult preparation and industrialization, and achieve the effects of easy-to-obtain raw materials, simple synthesis process, and convenient operation
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[0014] The present invention will be further illustrated below in conjunction with specific embodiments, and it should be understood that the following specific embodiments are only used to illustrate the present invention and are not intended to limit the scope of the present invention.
[0015] The present invention boldly innovates on the basis of existing related techniques, and develops a technique with simple and easy raw materials and simple and convenient operation.
[0016] Its synthetic reaction formula is as follows:
[0017]
[0018] The specific steps are:
[0019] first step
[0020] Take 115g of 6-amino-2-hexanone, 240g of BOC anhydride, and 1000ml of DCM, put them into a 2L reaction flask, stir and react at room temperature 15-25°C overnight, about 16h; GC, until the raw materials are completely reacted. The concentrated solution obtained is directly thrown into the next step.
[0021] second step
[0022] Add 1g of AIBN and 196g of NBS to the concentrat...
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