A mixture of 126 g (1 mole) of methyl 2-furoate (see p. 27), b.p. 180–181°/760 mm, 250 ml of dry dichloroethane (Note 1), 45 g of paraformaldehyde (1.5 moles calculated as formaldehyde), and 34 g (0.25 mole) of anhydrous zinc chloride was prepared in a one-liter four-necked round-bottomed flask fitted with stirrer, glass tube passing to the bottom of the flask (for the introduction of hydrogen bromide), gas-outlet tube, and thermometer.
KeywordsCrystalline Substance Hydrogen Bromide Wash Bottle Fume Cupboard Colorless Crystalline Substance
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- 1.A. L. Mndzhoian and V. G. Afrikian, Doklady Akad. Nauk Arm. SSR (Proc. Acad. Sci. Armenian SSR), 17, 101 (1953).Google Scholar