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CN112195203A
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Method for synthesizing (S) -2-aminobutanamide by enzyme method
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Preparation method of (R) -3-amino-4- (2,4, 5-trifluorophenyl) methyl butyrate
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Synthetic method of 3-ethoxy-4-ethoxycarbonylphenylacetic acid
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A kind of preparation method of gemcitabine key intermediate
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A method of gemcitabine intermediate is prepared using chiral catalyst
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A kind of preparation method of gemcitabine intermediate methylsulfonyl ester
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A kind of preparation method of fluoro- D- erythro -3, the 5- dibenzoate of 2- deoxidation -2,2- bis-
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The method that one kind recycling guanine from 2,9- diacetylguanine centrifuge mother liquor
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The method that one kind recycling mantoquita and ethyl alcohol from D, L- Su Shi-D-4-methylsulfonylphserine serine ethyl ester mother liquor
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A method of preparing 2- amido-6-chloropurine
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It is a kind of to prepare 3-（3- chloropropyl）The method of -4- oxo-pyrrolidine -1- carboxylic acid, ethyl ester
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The method for preparing D- (+)-α-(2 thiophene ethyl amine base)-α-(2- chlorphenyl) methyl acetate hydrochloride
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A method of 3- acetylpyridine is synthesized using effective catalyst
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CN108440275A
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A kind of recycling D, L- naproxen methylester material prepare D, the method for L- naproxens
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A kind of preparation method of D, L- naproxen
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A kind of preparation method of gemcitabine intermediate
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CN108484347A
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A kind of preparation method that isoprenoid compound in end is Cyclopropanated
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CN108503531A
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A kind of preparation method of 3,3- dimethyl-2-oxo-butyric acids
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The preparation method of one kind 2,4,5- trifluoro benzene acetic acids
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A kind of preparation method of n-hydroxysuccinimide
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