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ChemicalBook CAS DataBase List (S)-3-Boc-Amino-gamma-butyrolactone
104227-71-6

(S)-3-Boc-Amino-gamma-butyrolactone synthesis

11synthesis methods
-

Yield:-

Steps:

Multi-step reaction with 6 steps
1.1: AcCl
1.2: 100 percent / Et3N
2.1: 84 percent / Ph3P; hexachloroethane / CH2Cl2 / 2 h / 20 °C
3.1: 81 percent / LiBH4 / ethanol; tetrahydrofuran / 0 - 20 °C
4.1: 80 percent / Hunig's base / CH2Cl2 / 0 - 20 °C
5.1: HCl / methanol / 3 h / 20 °C
5.2: 65 percent Turnov. / CSA / benzene

References:

Kenworthy, Martin N.;Kilburn, John Paul;Taylor, Richard J. K. [Organic Letters,2004,vol. 6,# 1,p. 19 - 22]

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