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2023
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G/S
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Medicines for human purposes; air purifying preparations;
depuratives; air deodorising preparati... |
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Invention
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New crystal form of sotorasib, preparation method therefor and application thereof. Provided are ... |
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Invention
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Preparation method for edoxaban tosilate. The present invention provides a preparation method for... |
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Invention
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Sitagliptin intermediate, and preparation method therefor and use thereof. 144 alkyl or a substit... |
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Invention
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Method for synthesizing dexketoprofen by using amidase. The present invention provides a method f... |
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Invention
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Method for synthesizing dexketoprofen. Provided in the present invention is a method for synthesi... |
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Invention
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Use of iodizing reagent in remdesivir fragment. The present invention provides the use of an iodi... |
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Invention
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Method for catalyzing meta-hydrocarbon olefination of benzoic acid derivative by palladium. 11 is... |
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Invention
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Preparation method for dihydrocoumarin derivative. A preparation method for a dihydrocoumarin der... |
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Invention
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Preparation method for alkylphenylacetic acid derivative. 122 is an alkyl group. Compared with th... |
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Invention
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Use of ligand catalyst in synthesis of indole alkaloids. 12344 is selected from one of hydrogen, ... |
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Invention
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Spirobiindane ligand, preparation method therefor and use thereof. The present invention provides... |
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Invention
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Chiral spirobiindane ligand, preparation method therefor and use thereof. 122 is selected from on... |
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Invention
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Method for synthesizing semaglutide. Provided in the present invention is a method for synthesizi... |
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Invention
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Method for constructing c-p bond by means of nickel-catalyzed hirao reaction. 233, and Ar is an a... |
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2021
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Invention
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Synthesis method for loxoprofen and analogues thereof. A synthesis method for loxoprofen and anal... |
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Invention
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Intermediate of edoxaban tosylate and preparation method therefor. Disclosed are an intermediate ... |
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Invention
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Intermediate of apixaban, and preparation method therefor. The present invention relates to a new... |
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2020
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Invention
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Preparation method for and application of chiral spirocyclic phosphine-nitrogen-phosphine trident... |
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Invention
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Preparation method for and application of 3-substituted chiral spiro aminophosphine ligand on pyr... |
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Invention
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Preparation method for hexahydrofurofuranol derivative, and intermediate of the derivative and pr... |
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Invention
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Method for racemic preparation of chiral b-amino acids and derivatives thereof.
The present disc... |
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Invention
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Racemic preparation method for chiral β-amino acid and derivative thereof. 12344 is alkyl, aryl, ... |
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2018
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Invention
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Method for preparing β-amino acid derivative rich in enantiomers. Disclosed is a method for prepa... |
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Invention
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Preparation method for substituted phenylacetic acid derivative. The present invention belongs to... |
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2016
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Invention
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Compound having chiral spirobiindane skeleton and preparation method therefor. Chiral spirobiinda... |
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Invention
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Compound having chiral spirobiindane skeleton and preparation method therefor. Disclosed are a co... |
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Invention
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Industrial method for production of 3,7-di-tert-butyl-s-(trifluoromethyl)dibenzothiophenium trifl... |
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Invention
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Chiral spiro phosphorus-nitrogen-sulphur tridentate ligand, and preparation method and applicatio... |
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Invention
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Method for preparing substituted phenylacetic acid derivative. The present invention belongs to t... |
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Invention
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Chiral spiro phosphorus-nirogen-sulphur tridentate ligand, preparation method and application the... |
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Invention
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Process for the manufacture of n-acylbiphenyl alanine.
The invention relates to a novel process,... |
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2015
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Invention
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Halogenated s-(perfluoroalkyl)dibenzothiophenium salt and its production methods. Halogenated S-(... |
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Invention
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Halogenated s-(perfluoroalkyl) dibenzothiophenium salt and its production methods. Halogenated S-... |
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Invention
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Method for preparing hexahydrofurofuranol derivative, intermediate thereof and preparation method... |
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Invention
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Kinetic resolution of racemic hydroxy ester via asymmetric catalytic hydrogenation and applicatio... |
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Invention
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Kinetic resolution of asymmetric catalytic hydrogenation of racemic δ-hydroxy ester and applicati... |
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Invention
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Intermediate for synthesizing paroxetine, method for preparing the same, and uses thereof. 2CH—.
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Invention
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Intermediate for use in synthesizing paroxetine, preparation method for the intermediate, and use... |
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Invention
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Asymmetrically catalyzed synthesis method of nitropyrazole amide compound. A synthesis method of ... |
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Invention
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Method for asymmetrically catalyzed synthesis of nitropyrazole amide compound. A method for asymm... |
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Invention
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Ibrutinib intermediate compounds, preparation methods and uses thereof. The present invention rel... |
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2014
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Invention
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Preparation method for pyrrolidine-2-carboxylic acid derivatives. 1 is a protecting group on nitr... |
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Invention
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Preparation method for pyrrolidine-2-carboxylic acid derivatives. The present invention relates t... |
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Invention
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Crizotinib preparation method. The present invention relates to the technical field of medicine a... |
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Invention
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Crizotinib preparation method. The present invention relates to the field of pharmaceutical synth... |
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2013
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Invention
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Method for preparing ezetimibe chiral intermediate. The present invention relates to the field of... |
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2012
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Invention
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Silodosin intermediate and preparation method therefor. 2 is 3-hydroxypropyl or a group having th... |
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Invention
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Spirobenzylamine-phosphine, preparation method therefor and use thereof. 9 having a value as defi... |
