HCID 86742228, compound → HCID 54111164, compound

Participants

Reaction Steps

A solution of 348 mg (0.97 mmoles) of 2-(5-t-butoxycarbonylamino-1,2,4-thiadiazol-3-yl)-2-cyclopentyloxyiminoacetic acid in 2 ml of trifluoroacetic acid was allowed to stand for 1 hour at room temperature. The reaction mixture was concentrated under reduced pressure. The residue was triturated with 5 ml of isopropyl ether and 10 ml of hexane to give 215 mg (86%) of the title compound. Mp. 162°-165° C. (dec.) [lit(3) : mp. 160°-165° C. (dec.)].

Provenance & Evidence