Tris(hydroxymethyl)aminomethane → HCID 59077472, compound

Participants

Reaction Steps

To a mixture of 5-[5-(2,6-dichloro-phenylmethanesulfonyl)-2-oxo-1,2-dihydro-indol-(3Z)-ylidenemethyl]-2,4-dimethyl-1H-pyrrole-3-carboxylic acid (100 mg, 0.19 mmol), HOBt (31 mg, 1.2 eq.), EDAC.HCl (44 mg, 1.2 eq.) and 2-amino-2-hydroxymethyl-propane-1,3-diol (58 mg, 1.1 eq.) in DMF (2 mL) was added TEA (0.066 mL, 2.5 eq.). After stirring at rt for 9 days, the reaction was concentrated, diluted with DCM and then added solid sodium bicarbonate. After stirring at rt for 15 mins, the resulted suspension was loaded onto a silica gel column to give the titled compound as an orange solid.

Provenance & Evidence