91526-18-0Relevant articles and documents
MONOETHYLENICALLY UNSATURATED MONOMERS AND USES THEREOF
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, (2021/06/22)
The invention relates to a monoethylenically unsaturated monomer of formula (I), and to the use thereof for producing a polymer. The invention also relates to the polymer obtained by polymerising said monomer, and to the use thereof in a composition for producing coatings.
Preparation method of olmesartan medoxomil key intermediate
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Paragraph 0026-0034, (2021/08/07)
The invention discloses a preparation method of an olmesartan medoxomil key intermediate, and belongs to the technical field of medicine synthesis. The key points of the technical scheme are as follows: triphosgene with relatively low toxicity is adopted to replace gaseous phosgene, so that the problems of storage and transportation are solved; and a molecular distillation technology is utilized to treat the crude product, so that the occurrence of a polymer at high temperature is avoided, and a high-yield product is obtained.
Tetrahydrocyclopentapyrrole derivative and preparation method therefor
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Paragraph 0741; 0742; 0743; 0744, (2016/10/08)
The purpose of the present invention is to provide: a tetrahydrocyclopentapyrrole derivative capable of being used for preventing or treating a peptic ulcer gastritis or reflux esophagitis; a preparation method therefor; and a pharmaceutical composition containing the same.