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2022
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Invention
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Method for synthesizing rivaroxaban. 166 alkyl; and X in formula II is bromine or chlorine. The m... |
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Invention
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Purification method for citalopram or s-citalopram. The present invention provides a purification... |
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2021
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Invention
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Method for purifying key intermediates of citalopram. The present invention relates to a method f... |
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Invention
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Method for purifying paroxetine hydrochloride. The present invention relates to a method for puri... |
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2020
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Invention
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Preparation method for levetiracetam intermediate. Provided in the present application is a high-... |
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Invention
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Method for preparing voriconazole and intermediate thereof. Disclosed is a method for preparing v... |
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Invention
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New crystal form of oxypiperone hydrochloride and preparation method therefor. The present invent... |
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Invention
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Method for preparing s-(-)-benzoylmercapto-2-methylpropanoic acid compound. Disclosed is a method... |
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2019
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Invention
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Valsartan refinement method. Disclosed is a Valsartan refinement method, comprising: firstly, rea... |
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Invention
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Method for refining valsartan compound. The present application relates to a method for refining ... |
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2018
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Invention
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Pregabalin lactam methylene dimer and preparation method therefor. Provided are a pregabalin lact... |
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Invention
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Method for preparing levetiracetam. A preparing method for high-purity levetiracetam, comprising:... |
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Invention
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Method for synthesizing valsartan. A method for synthesizing valsartan, comprising the steps of: ... |
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Invention
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R)-3-(carbamoylmethyl)-5-methylhexanoic acid. RRR)-3-(carbamoylmethyl)-5-methylhexanoic acid. |
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Invention
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Method for preparing pregabalin. RRSS-configuration compound D; and producing pregabalin B from t... |
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Invention
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Method for preparing canagliflozin amorphous form. Disclosed is a method for preparing a canaglif... |
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2017
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Invention
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Method for preparing lisinopril intermediate. The invention provides a method for preparing a lis... |
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Invention
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Method for synthesizing levetiracetam. Disclosed is a method for preparing levetiracetam, compris... |
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Invention
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Method for preparing levetiracetam. Provides is a method for preparing levetiracetam. The method ... |
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Invention
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Solvent-free method for preparing levetiracetam. The present invention relates to a method for pr... |
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Invention
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Method for preparing pregabalin intermediate 3-isobutylglutaric acid monoamide. Provided is a met... |
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Invention
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Method for purifying ropinirole hydrochloride. Provided is a method for purifying ropinirole hydr... |
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Invention
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Preparation process for high-purity dabigatran etexilate. Provided is a purifying method for dabi... |
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Invention
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Preparation process for high-purity dabigatran etexilate. Provided is a refining method for dabig... |
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2015
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Invention
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Method for preparing citalopram glycol intermediate. The present invention relates to a method fo... |
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Invention
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Method for preparing trityl candesartan. The present invention takes a candesartan cyclic compoun... |
