Question

preperation for bezaldehyde​

Answer 1

Preparation of benzaldehyde from benzal chloride. To a round bottom flask fitted with a reflux condenser 90 g of benzal chloride, 500 ml of distilled water and 150 g of precipitated CaCO3 are added. ... It is finally distilled, preferably in a stream of hydrogen. Benzaldehyde is colorless liquid, smelling of bitter almonds ...