The Owens College Course of Practical Organic ChemistryMacmillan, 1887 - 200 páginas |
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Página viii
... latter , which have been selected , offer fewer difficulties to the beginner . For valuable assistance given him by Professor Schorlemmer and Professor Smithells , to Professor Emil Fischer , to whom he is indebted for the details of ...
... latter , which have been selected , offer fewer difficulties to the beginner . For valuable assistance given him by Professor Schorlemmer and Professor Smithells , to Professor Emil Fischer , to whom he is indebted for the details of ...
Página 4
... latter the formula given in a foot - note on p . 25 may be used . It is , however , preferable to increase the length of the distilling tube , so that the mercury column is entirely immersed in the vapour . Methylated spirit is a ...
... latter the formula given in a foot - note on p . 25 may be used . It is , however , preferable to increase the length of the distilling tube , so that the mercury column is entirely immersed in the vapour . Methylated spirit is a ...
Página 7
... latter becomes only slightly yellow on standing . This is done in a stoppered separating funnel , and after shaking for a minute the mixture is allowed to settle and the lower layer of acid drawn off . The benzene is then shaken two or ...
... latter becomes only slightly yellow on standing . This is done in a stoppered separating funnel , and after shaking for a minute the mixture is allowed to settle and the lower layer of acid drawn off . The benzene is then shaken two or ...
Página 47
... latter becomes turbid . The liquid is well stirred , and after standing a few seconds , filtered through cloth from the resinous oil , which separates out . On heating the filtrate for a time on the water - bath to expel excess of ...
... latter becomes turbid . The liquid is well stirred , and after standing a few seconds , filtered through cloth from the resinous oil , which separates out . On heating the filtrate for a time on the water - bath to expel excess of ...
Página 50
... latter being passed into the liquid , until , after standing for a time , it retains the smell of the gas . The product is now repeatedly extracted with ether , the ether distilled off , and the dark - coloured residue recrystallised ...
... latter being passed into the liquid , until , after standing for a time , it retains the smell of the gas . The product is now repeatedly extracted with ether , the ether distilled off , and the dark - coloured residue recrystallised ...
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Términos 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 H₂O 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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