Triethylamine → HCID 56619880, compound

Participants

Reaction Steps

In 10 ml of toluene is dissolved 1.4 g of 2,3-dimethoxy-6-methyl-1,4-benzoquinon-5-yl-n-nonanoic acid, and 1.09 g of DPPA and 0.62 ml of triethylamine are added. The mixture is stirred at room temperature for 3 hours. The reaction mixture is promptly extracted with ether and ice-water. The ether layer is taken, dehydrated and concentrated to 5 ml. The product is heated under reflux for 3 hours to give a toluene solution of the contemplated product isocyanate.

Provenance & Evidence