HCID 140352863, compound → HCID 13826582, compound

Participants

Reaction Steps

Diphenylmethyl (Z)-2-[1-methyl-1-(4-nitrobenzyloxy-carbonyl)ethoxyimino]-2-(2-tritylaminothiazol-4-yl)-acetate (1.0 g) was treated with formic acid under the conditions described in Example 23d. The title compound was obtained as a white solid (0.355 g, 75%); νmax (Nujol) 3300 (br), 3100 (br), 1740, 1625 (br). 1610, 1520, and 1350 cm-1 ; δH ((CD3)2SO) 1.50 (6H, s), 5.30 (2H, s), 6.74 (1H, s), 7.15-7.40 (3H, m), and 7.59 and 8.08 (4H, ABq, J 9 Hz).

Provenance & Evidence