A 200-ml round-bottomed four-necked flask fitted with stirrer, glass tube passing to the bottom of the flask, thermometer, and gas-outlet tube was charged with 17.4 g (0.1 mole) of 2-chloroethyl 2-furoate (see p. 61), b.p. 126–128° /10 mm, 4.5 g (0.15 mole, calculated as formaldehyde) of paraformaldehyde, 40 ml of dry chloroform, and 3.4 g (0.025 mole) of anhydrous zinc chloride.
KeywordsHeterocyclic Compound Concentrate Sulfuric Acid Chloroform Solution Zinc Chloride Lower Temperature Reaction
- 1.A. L. Mndzhoian, V. G. Afrikian, and M. T. Grigorian, Doklady Akad. Nauk Arm. SSR (Proc. Acad. Sci. Armenian SSR) 17, 171 (1953).Google Scholar