HCID 53949882, compound → HCID 20147863, compound

Participants

Reaction Steps

Tetraethyl (4-methoxyphenoxymethylene)-bisphosphonate (4 g) was dissolved in trimethyl bromosilane (16.4 ml). After 3 hours at room temperature, the mixture was evaporated in vacuo. The remaining oil was heated with absolute ethanol (30 ml) on the steam bath for 2 hours. Evaporaton in vacuo and crystallization from ether gave the title compound as colourless crystals.

Provenance & Evidence