Hydrochloric Acid → HCID 58421800, compound

Participants

Reaction Steps

Methyl 4-(4-fluoro-2-(3-hydroxycyclopentyloxy)phenylamino)-5-methylthieno[2,3-d]pyrimidine-6-carboxylate (150 mg) in methanol (2.0 ml), THF (2.0 ml) and 2M aq. sodium hydroxid (0.9 ml) was stirred at reflux for 40 min. After addition of 2 M aq. HCl (8.0 ml) the reaction mixture was concentrated in vacuo. The aqueous layer was filtered and washed with water. The crude was re-evaporated from EtOH to give the desired product.

Provenance & Evidence