Benzene, 4-bromo-1,2-dimethoxy- → HCID 19754904, compound

Participants

Reaction Steps

The reaction and workup were carried out in the same manner as described in Example 8 using 4-bromoveratrole (1.29 mL, 10 mmol), n-butyl lithium (6.25 mL of 1.6 M solution in hexane), terephthalaldehydic acid N,N-dicyclopentyl amide (Example 29) (2.6 g, 9.1 mmol). The crude product was chromatographed on silica gel using mixtures of ethyl acetate and hexane to give the title compound as an oil that crystallized under ethyl ether: m. pt. 137-138° C.

Provenance & Evidence