Stannane, tributyl(1-ethoxyethenyl)- → HCID 86714623, compound

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Reaction Steps

Ethyl 2-(1-ethoxyvinyl)oxazole-4-carboxylate was prepared using the procedure described in Example 33(a), starting from ethyl 2-chlorooxazole-4-carboxylate (10.5 g, 59.8 mmol) and tributyl(1-ethoxyvinyl)stannane (24 ml, 65.8 mmol), The product was purified with flash-chromatography. Yield 10.3 g. 1H-NMR (400 MHz; CDCl3): δ ppm 1.23-1.46 (m, 6H), 3.94-3.99 (m, 2H), 4.36-4.42 (m, 2H), 4.8 (d, 1H), 5.33 (s, 1H), 8.19 (s, 1H).

Provenance & Evidence