Quarterly Journal of the Chemical Society of London |
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Page 1411
... filtered off , washed with dilute colourless ammonium sulphide solution , and then extracted on the filter with hot 2N - hydrochloric acid which dissolved any manganous sulphide ( and possibly a little zinc sulphide ) and left any ...
... filtered off , washed with dilute colourless ammonium sulphide solution , and then extracted on the filter with hot 2N - hydrochloric acid which dissolved any manganous sulphide ( and possibly a little zinc sulphide ) and left any ...
Page 1561
... filtered off through a sintered - glass funnel and well washed with water . " " " Steam blowing . " The simplest way of purifying tetryl is to suspend it in 500 c.c. of water in a 1-1 . flask and pass steam through it for half an hour ...
... filtered off through a sintered - glass funnel and well washed with water . " " " Steam blowing . " The simplest way of purifying tetryl is to suspend it in 500 c.c. of water in a 1-1 . flask and pass steam through it for half an hour ...
Page 1763
... filtered . On cooling the 6 - nitro- compound crystallized as yellow prisms , m . p . 270 ° ( 0.7 g . ) ( Found : C , 34-7 ; H , 2.0 ; N , 16.9 ; S , 12.5 . CHON , S requires C , 34-6 ; H , 2.1 ; N , 17-3 ; S , 13.2 % ) . This compound ...
... filtered . On cooling the 6 - nitro- compound crystallized as yellow prisms , m . p . 270 ° ( 0.7 g . ) ( Found : C , 34-7 ; H , 2.0 ; N , 16.9 ; S , 12.5 . CHON , S requires C , 34-6 ; H , 2.1 ; N , 17-3 ; S , 13.2 % ) . This compound ...
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Common terms and phrases
absorption acetic anhydride acetone acetyl added alcohol alkaline alunite Amer amine ammonia anhydrous anilide aqueous sodium atom benzene boiling bromine trifluoride Calc carbonate CH₂ Chem chloroform colour colourless needles compound condensation containing cooled crystallised crystals cyanide cyclisation D.Sc decomp derivatives dilute dissolved distilled dried equiv ester ethanol ethyl acetate evaporated EXPERIMENTAL extracted with ether filtered filtrate fluoride formation formed Found fraction gave give heated under reflux hydrochloric acid hydrogen chloride hydrolysis iodide iodine ions isolated kcals ketone light petroleum b. p. liquid melting method methyl minutes mixed m. p. molecule nitrate nitrile nitrogen obtained oxalate oxide oxime oxygen pickeringite picrate piperidine potassium potassium hydroxide precipitate prepared prisms pyridine reductive dissolution removed requires residue room temperature salt semicarbazone separated sodium hydroxide solid soluble solvent specimen sulphate sulphuric acid values washed xylose yellow needles yield