Ethyl trifluoroacetate → HCID 54477702, compound

Participants

Reaction Steps

A solution containing 100 mg (0.36 mmol) of 3-(2-aminoethyl)-2,5-dithienylpyrrole (XXII), 2 mL of ethyl trifluoroacetate, and 5 mL of CHCl3 was allowed to stand at ambient temperature overnight. The CHCl3 solvent was removed in vacuo, and the product XXIII isolated by preparative SiO2 -TLV plates (20×20×1000u) eluted with a 9:1 toluene-dioxane solvent mixture. Sixty mg of compound XXIII was obtained (45% yield).

Provenance & Evidence