4-Nitrophenol → HCID 14742810, compound

Participants

Reaction Steps

As in Example 113, (E)-3-(1-butyl-4,7-dimethoxy-2-naphthalenyl)-2-propenoic acid (0.71 g) was treated with 4-nitrophenol (0.35 g) in dichloromethane (10 mL) in the presence of 1,3-dicyclohexylcarbodiimide (0.475 g) to furnish, after the normal work up and crystallization of the crude product from 2-propanol, 1.17 g of (E)-3-(1-butyl-4,7-dimethoxy-2-naphthalenyl)-2-propenoic acid 4-nitrophenyl ester., mp 144°-145.5° C. Anal. Calcd for C25H25NO6 : C, 68.95; H, 5.79; N, 3.22 Found: C, 69.05; H, 5.74; N, 3.25

Provenance & Evidence