177276-41-4Relevant articles and documents
Compound used as ALK (anaplastic lymphoma kinase) inhibitor and application thereof
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Paragraph 0193; 0195; 0199; 0200, (2018/11/04)
The invention discloses a compound shown in a formula I, and pharmaceutically acceptable salts, stereoisomers, solvates or predrugs. The symptoms are defined in claim requirements. The compound shownin the formula I has good inhibiting activity on ALK (anaplastic lymphoma kinase), and can be used for preparing medicines for adjusting the activity of the ALK activity or treating the ALK-related diseases, especially nonsmall-cell lung cancer drugs. (The formula I is shown in the attached figure.).
Preparation method of piperazine derivative
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, (2018/10/19)
The invention discloses a preparation method of a piperazine derivative, namely (4-(4-trifluoromethyl benzoyl)piperazine-1-yl)piperidine-1-tert-butyl formate. 4-hydroxy piperazine is taken as a starting material and is subjected to Boc treatment, condensation, nucleophilic substitution and amidation to obtain a target product. The compound is an important medical intermediate.
Puerarin derivative and its preparation method (by machine translation)
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Paragraph 0043; 0044; 0045, (2017/01/31)
The invention belongs to the technical field of organic synthetic chemistry, and provides a plurality of puerarin derivatives and preparation methods thereof. The prepared puerarin derivatives have good water solubility or fat solubility, and can be quick