Journal of the Chemical Society, Part 1Chemical Society., 1942 |
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Page 93
... treated with excess of hydrogen sulphide for 1 hour at room temperature . The sodium hydrosulphide solution was cooled in ice and treated with finely powdered desyl chloride ( 23 g . ) ( Organic Syntheses , 1932 , 12 , 20 ) in one ...
... treated with excess of hydrogen sulphide for 1 hour at room temperature . The sodium hydrosulphide solution was cooled in ice and treated with finely powdered desyl chloride ( 23 g . ) ( Organic Syntheses , 1932 , 12 , 20 ) in one ...
Page 94
... treated with 5 % sodium hydroxide solution ( 5 c.c. ) and heated on the water - bath . Ths solution of desylthioacetic acid became turbid even in the cold , that of the other acid only after 3-5 minutes ; the heating was then stopped ...
... treated with 5 % sodium hydroxide solution ( 5 c.c. ) and heated on the water - bath . Ths solution of desylthioacetic acid became turbid even in the cold , that of the other acid only after 3-5 minutes ; the heating was then stopped ...
Page 173
... treated at 70 ° with a solution of potassium permanganate ( 3.1 g . ) and anhydrous sodium carbonate ( 2 g . ) in water ( 100 c.c. ) . The mixture was shaken for 10 mins . at this temperature and then filtered , evaporated to 10 c.c. ...
... treated at 70 ° with a solution of potassium permanganate ( 3.1 g . ) and anhydrous sodium carbonate ( 2 g . ) in water ( 100 c.c. ) . The mixture was shaken for 10 mins . at this temperature and then filtered , evaporated to 10 c.c. ...
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absorption acetone acidified alkaline aluminium amine ammonia anhydride aqueous atoms autoxidation base benzene boiling bromine Calc carbon carbonisation CH₂ Chem Chemical chloramine-T chloroform colour colourless needles compound concentrated condensation containing cooled copper crystallised from alcohol crystals decomp decomposition derivative dilute dissolved distilled double bond dried ester evaporated excess experimental extracted with ether filtered filtrate formation formed Found fraction gave glacial acetic acid H₂O heated hydrocarbon hydrochloric acid hydrogen chloride hydrolysis hydroperoxide hydroxyl ions isolated kations ketone light petroleum liquid melting method methyl alcohol methyl iodide micelles mixed m. p. mixture molecular molecule obtained oxidation oxidised oxygen peroxide potassium hydroxide precipitate prepared present prisms pyridine R₁ R₂ reaction refluxed requires residue salt separated sodium hydroxide solasodine solid soluble solvent substance sulphate sulphide sulphuric acid temperature thioindoxyl unsaturated washed water-bath yellow needles yield