HCID 67429103, compound → HCID 67428549, compound

Participants

Reaction Steps

With 50.0 g of the compound obtained in Step 204-3 and (4R)-4-hydroxy-N,N-dimethyl-L-prolinamide trifluoroacetate (138 mmol) as starting materials, respectively 5.25 g (Isomer A: colorless amorphous) and 14.9 g (Isomer B: colorless amorphous) of two species of diastereoisomers of the title compound and a mixture of isomers A and B (11.0 g) were obtained by a similar method to Step 28-2.

Provenance & Evidence