n-(4-Cyano-benzyl)-2-(2,2-dimethyl-5-oxo-[1,3]dioxolan-4-ylidene)-n-methoxy-acetamide → HCID 86760253, compound

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Reaction Steps

N-(4-Cyanobenzyl)-2-(2,2-dimethyl-5-oxo-[1,3]-dioxolan-4-ylidene)-N-methoxy-acetamide was treated with methanol as described in the preparation of Compound 44-D gave the title ester as white crystals (52% yield); mp 110° C. 1HNMR 400 MHz (CDCl3) δ (ppm): 3.73 (3H, s, OCH3), 3.90 (3H, s, OCH3), 4.88 (2H, s, NCH2), 6.47 (1H, s, CH), 7.43 (2H, d, J=8.6 Hz, aromatics), 7.64 (2H, d, J=8.6 Hz, aromatics). Anal. calcd for C14H14N2O5: C, 57.93; H, 4.86; N, 9.65. Found: C, 57.87; H, 4.80; N, 9.67.

Provenance & Evidence