18879-98-6Relevant articles and documents
1 - Ethyl - (3 - dimethyl aminopropyl) carbodiimide hydrochloride preparation method (by machine translation)
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Paragraph 0025; 0031; 0035-0036; 0040-0041, (2019/03/08)
The invention relates to a 1 - ethyl - (3 - dimethyl aminopropyl) carbodiimide hydrochloride preparation method, which belongs to the technical field of pharmaceutical intermediates. The preparation method comprises the reaction generating EDTC, prepared crude EITC, distillation fractionation, to produce an intermediate, make the EDC and to obtain the target product in seven steps. The present invention provides a preparation method, has a high product yield and purity, the operation step is simple, easy to implement, for industrial production. (by machine translation)