Skip to main content
. 2021 Apr 2;11(8):4660–4669. doi: 10.1021/acscatal.1c00210

Scheme 7. Synthesis of γ-Hydroxy-α-amino Acids 6 by Tandem HBPA/Transaminase Catalyzed Reactions and Conversion to α-Amino-γ-butyrolactone Derivatives 14.

Scheme 7

Conversions determined by HPLC.

Transaminase T039/BAL (see Scheme 5).

BCAT/AspAT system (see Scheme 6).

Isolated yield.

dr >95:5 as measured by NMR; no other diastereomers were detected.

dr 50:50 as measured by NMR.

dr 60:40 (S:R) as measured by NMR.