Water → HCID 53969861, compound

Participants

Reaction Steps

17.2 g of 2-hydroxy-5-pentyl-1,3,2-dioxaborinane (prepared from trichloroborane and 2-hydroxymethylheptan-1-ol, followed by hydrolysis), 16.6 g of 4-cyanobenzoyl chloride and 15 ml of pyridine in 500 ml of toluene are heated at reflux temperature for 4 hours. Water is added to the mixture, the phases are separated, the organic phase is washed with water, dried over sodium sulphate and evaporated, and (5-pentyl-1,3,2-dioxaborinan-2-yl) 4-cyanobenzoate is obtained.

Provenance & Evidence