Hydrochloric Acid → HCID 20228202, compound

Participants

Reaction Steps

Methyl 1-oxo-2,3,9,10-tetrahydro-1H-benz[b]indeno[5,4-f]thiepin-6-carboxylate (160 mg, 0.5 mmole) was added to 4.1 ml of the potassium hydroxide solution described above and the mixture was stirred at room temperature under argon for 8 hours. Water (2 ml) was added and then 10% hydrochloric acid (0.3 ml) was added to precipitate the title compound 126 mg (81%), m.p. 298°-302° (dec.).

Provenance & Evidence