The Owens College Course of Practical Organic ChemistryMacmillan, 1887 - 200 páginas |
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Página 15
... mixed phenyl and ethyl bromides ) is poured into a round - bottomed flask , about litre capacity , con- nected with a reflux condenser . 26'5 grms . clean sodium cut into thin slices are added to the ether , and when all evolution of ...
... mixed phenyl and ethyl bromides ) is poured into a round - bottomed flask , about litre capacity , con- nected with a reflux condenser . 26'5 grms . clean sodium cut into thin slices are added to the ether , and when all evolution of ...
Página 22
... mixed in a retort or flask of about 250 c.c. capacity connected with a straight upright tube or air condenser ( Fig . 13 ) and boiled for about twelve hours . The liquid on cooling solidifies . The contents while warm are therefore at ...
... mixed in a retort or flask of about 250 c.c. capacity connected with a straight upright tube or air condenser ( Fig . 13 ) and boiled for about twelve hours . The liquid on cooling solidifies . The contents while warm are therefore at ...
Página 29
... mixed with small quantities of the ortho - and para - compounds , separates out as a yellow crystalline mass , which is filtered and washed with water on the filter - pump . It is then recrystallised from hot dilute alcohol . On cooling ...
... mixed with small quantities of the ortho - and para - compounds , separates out as a yellow crystalline mass , which is filtered and washed with water on the filter - pump . It is then recrystallised from hot dilute alcohol . On cooling ...
Página 30
... mixed together in a half - litre flask , and into the dark red pasty mass sulphuretted hydrogen is passed , the mixture being well stirred meanwhile . * The dinitrobenzene slowly dissolves , and when the red liquid is saturated with the ...
... mixed together in a half - litre flask , and into the dark red pasty mass sulphuretted hydrogen is passed , the mixture being well stirred meanwhile . * The dinitrobenzene slowly dissolves , and when the red liquid is saturated with the ...
Página 31
... are heated on the water- bath in a flask connected with reflux condenser . After about three hours the contents of the flask have solidified to a brownish crystalline mass consisting of the mixed DIETHYLANILINE . 31 Diethylaniline.
... are heated on the water- bath in a flask connected with reflux condenser . After about three hours the contents of the flask have solidified to a brownish crystalline mass consisting of the mixed DIETHYLANILINE . 31 Diethylaniline.
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TĂ©rminos y frases comunes
50 grms absolute alcohol acetic acid action aldehyde allyl ammonia ammonium anhydrous aniline aromatic Assistant-Master atom benzaldehyde benzene benzoic acid benzoyl chloride benzyl boiling calcium chloride Cambridge caustic potash caustic soda chloroform cold colour colourless compound conc containing cooling Crown 8vo crystals decomposes dilute dissolved distilled ELEMENTARY ethylene bromide evolution Extra fcap fatty Fcap Fellow of Trinity Fifty grms filtered filtrate Fittig formed fumes Globe 8vo glycerin Greek grms Hâ‚‚O heated hot water hundred grms hydrochloric acid hydrogen iodide John's College late Fellow layer litre capacity LL.D mesitylene mixture nitric acid oxalic acid Pharm phenol phosphorus Phys potassium carbonate potassium cyanide powdered Prep PREPARATION PRIMER Professor Properties.-Colourless liquid purified reaction reflux condenser residue retort revised round-bottomed flask salt School separated slowly added small quantity soda solution sodium solidifies soluble in water sulphuric acid temperature Trinity College tube vessel washed water-bath
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