HCID 72207396, compound → HCID 90014798, compound

Participants

Reaction Steps

50 mg (125 μmol) (RS)-4-[(2-oxo-2,3-dihydro-1,3-benzothiazol-6-yl)amino]-5,6,7,8-tetrahydro[1]benzothieno[2,3-d]pyrimidine-7-carboxylic acid (prepared according to example 2) were transformed in analogy to example 3 using 1-oxa-6-azaspiro[3.3]heptane ethanedioate (1:1) to give after working up and purification 31.7 mg (50%) of the title compound.

Provenance & Evidence