Toluene → HCID 90120270, compound

Participants

Reaction Steps

To a stirred solution of E1 in DCM (0.2 M) cooled to 0° C. TFA (70 eq.) was slowly added. The reaction mixture was stirred at room temperature for 2 h. Then, solvent was evaporated under reduced pressure to afford an oily residue that was co-evaporated first with toluene then with Et2O to give the title compound as a pale red solid which was used as such in the next step. MS (ES+) C29H31N3O5: 502 (M+H)+.

Provenance & Evidence