Trifluoroacetic acid → HCID 178462039, compound

Participants

Reaction Steps

To a solution of the compound (846 mg), which had been obtained in (1), in anhydrous dichloromethane (10 ml), trifluoroacetic acid (3 ml) was added dropwise under ice cooling. The reaction mixture was then treated in a similar manner to that described in Referential Example 16-(2), whereby the title compound was obtained. The product was provided for use in the subsequent reaction without isolation. Infrared absorption spectrum (Liquid film) νmax cm-1 : 3213, 1758, 1677, 1610, 1600, 1560, 1526.

Provenance & Evidence