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ChemicalBook CAS DataBase List FMOC-L-HYP(BOM)-OH
187223-15-0

FMOC-L-HYP(BOM)-OH synthesis

12synthesis methods
1,2-Pyrrolidinedicarboxylic acid, 4-[[[[2-[[(1,1-diMethylethoxy)carbonyl]aMino]ethyl]aMino]carbonyl]oxy]-, 1-(9H-fluoren-9-ylMethyl) 2-Methyl ester, (2S,4R)-

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FMOC-L-HYP(BOM)-OH

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Yield: 55%

Reaction Conditions:

with water;sodium hydroxide in 1,4-dioxane

Steps:

3.3 Step-III: Preparation of Fmoc-(2S,4R) -(4-0-CO-NH-CH2-CH2-NH-Boc)-Pro-OH
Step-III: Preparation of Fmoc-(2S,4R) -(4-0-CO-NH-CH2-CH2-NH-Boc)-Pro-OH The methyl ester obtained in step-II was then hydrolyzed to free acid by treatment with IN sodium hydroxide in a mixture of 1, 4-dioxane and water. Providing a mixture of H- (2S,4R) -(40CO-NH-CH2-CH2-NH-Boc)-Pro-OH and the desired product Fmoc- (2S ,4R) -(40CO-NH-CH2-CH2-NH-Boc)-Pro-OH. Yield: 55%

References:

BIOPHORE INDIA PHARMACEUTICALS PVT. LTD.;PULLAGURLA, Manik Reddy;NAGARAPU, Radha;RANGISETTY, Jagadeesh Babu WO2016/207912, 2016, A1 Location in patent:Page/Page column 24

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