Inversion process

Details Inversion process Inversion process

1979-01-11

1980-05-27

Chan, Nicky

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C07D31172

Patent

active

042050014

ABSTRACT:
A process for inversion of the stereo configuration of (R)-(+)-3,4-dihydro-6-hydroxy-2,5,7,8-tetraalkyl-2H-1-benzopyran-2-carboxy lic acid and derivatives thereof to form the corresponding S-(-) acid and intermediates in this process.

REFERENCES:
patent: 3947473 (1976-03-01), Scott et al.
patent: 4127608 (1978-11-01), Olson et al.
Mayer et al., Helv. Chim. Acta, 50, 768 (1967).
Oxman et al., Biochim. Biophys. Acta, 113, 412 (1966).

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