124032-41-3

Upstream product

• 4522-04-7 ethyl N-{[(1,1-dimethylethyl)oxy]carbonyl}-L-phenylalaninate 
• 169512-90-7 (S)-2-tert-Butoxycarbonylamino-3-cyclohexyl-propionic acid ethyl ester 
• 20201-24-5 ethyl 3-methyl-2-oxobutanoate 
• 124032-37-7 ((S)-3-tert-Butoxycarbonylamino-4-cyclohexyl-2-oxo-butyl)-phosphonic acid dimethyl ester 

Downstream Products

• 124032-42-4 [(S)-2-Cyclohexyl-1-((S)-4-isopropyl-5-oxo-2,5-dihydro-furan-2-yl)-ethyl]-carbamic acid tert-butyl ester 
• 124032-44-6 [(S)-2-Cyclohexyl-1-((2R,4S)-4-isopropyl-5-oxo-tetrahydro-furan-2-yl)-ethyl]-carbamic acid tert-butyl ester 
• 124032-45-7 [(S)-2-Cyclohexyl-1-((2R,4R)-4-isopropyl-5-oxo-tetrahydro-furan-2-yl)-ethyl]-carbamic acid tert-butyl ester 
• 124032-43-5 [(S)-2-Cyclohexyl-1-((R)-4-isopropyl-5-oxo-2,5-dihydro-furan-2-yl)-ethyl]-carbamic acid tert-butyl ester 

Relevant academic research and scientific papers

THE SYNTHESIS OF (2S,4S,5S)-5-(N-BOC)-AMINO-6-CYCLOHEXYL-4-HYDORXY-2-ISOPROPYL-HEXANOIC ACID LACTONE, AN HYDROXYETHYLENE DIPEPTIDE ISOSTERE PRECURSOR

(2SR,4SR)-5-(S)-(N-Boc)-amino-cyclohexyl-4-hydroxy-2-isopropyl hexanoivc acid from (L)-phenylalanine and the preparation of the n-butyl amide of the 2(S),4(S),5(S) acid is presented.