Preparation of 1-bromobutane 1-bromobutane: A mixture of 30 ml of water, 35 g of powdered sodium bromide and 25 ml (or…
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Preparation of Acetaldehyde Ethanal Ethanal: To a 1-liter round bottom flask fitted with a dropping funnel, a distillation head with a…
Synthesis of Jones Reagent Jones Reagent: 7-[2-Methoxyimino-2-{2-(2,2,2-trifluoroacetamido)-1,3-thiazol-4-yl}acetamido]-3-hydroxymethyl-3-cephem-4-carboxylic acid (syn isomer) (1.0 g.) was dissolved in a mixture of dimethylformamide (6…
Synthesis of Magnesium Bicarbonate Magnesium Bicarbonate: The instant invention is based upon the discovery of a method for recovering extremely…
Preparation of Acetyl Chloride Most commonly acetyl chloride prepared by the action of phosphorus trichloride on acetic acid, since acetyl…
Preparation of Nitrobenzene Nitrobenzene: 81.5 ml of concentrated sulfuric acid (d=1.84 g/ml) are mixed gradually with frequent shaking with 71.5…
Preparation of hydrogen iodide The HI could be obtained by dehydrating hydroiodic acid with phosphorus pentoxide. The concentrated solution of hydroiodic acid added dropwise to…
Synthesis of Barium Phosphate Barium phosphate was prepared by the following procedure. Barium hydroxide (31.23 grams of Ba(OH)2 8H2O, 0.099…
Preparation of Calcium Sulfide Calcium Sulfide: Unless the charcoal is already very finely powdered, it should be ground thoroughly in a…
How to Make Chloroform How to Make Chloroform: 200 g of fresh bleaching powder are ground up to a thin…