Toluene → HCID 68855689, compound

Participants

Reaction Steps

4.1 g 1-[5-(5-Chloro-thiophen-2-yl)-isoxazol-3-ylmethyl]-1H-indole-2,4-dicarboxylic acid 2-tert-butyl ester 4-methyl ester were dissolved in 100 ml trifluoro-acetic acid and stirred for 1 h at RT. Then 100 ml toluene was added and the solvents were removed under reduced pressure. This procedure was repeated three times, then the residue was dried in vacuo.

Provenance & Evidence