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ChemicalBook CAS DataBase List (S)-2-AMINO-3-(2,4-DIFLUORO-PHENYL)-PROPIONIC ACID METHYL ESTER
831191-82-3

(S)-2-AMINO-3-(2,4-DIFLUORO-PHENYL)-PROPIONIC ACID METHYL ESTER synthesis

4synthesis methods
1550-35-2 Synthesis
2,4-Difluorobenzaldehyde

1550-35-2
380 suppliers
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(S)-2-AMINO-3-(2,4-DIFLUORO-PHENYL)-PROPIONIC ACID METHYL ESTER

831191-82-3
13 suppliers
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Yield:-

Steps:

Multi-step reaction with 4 steps
1: 69 percent / Ac2O; NaOAc / 1 h / Heating
2: 75.6 percent / acetone; H2O / 4 h / Heating
3: (+)-[(COD)Rh(S,S)-DuPHOS)]-BF4; H2 / methanol / 20 °C / 1551.44 Torr
4: SOCl2 / Heating

References:

Marino, Sharon T.;Stachurska-Buczek, Danuta;Huggins, Daniel A.;Krywult, Beata M.;Sheehan, Craig S.;Nguyen, Thao;Choi, Neil;Parsons, Jack G.;Griffiths, Peter G.;James, Ian W.;Bray, Andrew M.;White, Jonathan M.;Boyce, Rustum S. [Molecules,2004,vol. 9,# 6,p. 405 - 426]