The Owens College Course of Practical Organic ChemistryMacmillan, 1887 - 200 σελίδες |
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Σελίδα 6
... calcium chloride for twenty - four hours , poured off , and a few thin slices of sodium introduced . The vessel is then closed by a cork , through which an open chloride of calcium tube is inserted to allow any hydrogen to escape and to ...
... calcium chloride for twenty - four hours , poured off , and a few thin slices of sodium introduced . The vessel is then closed by a cork , through which an open chloride of calcium tube is inserted to allow any hydrogen to escape and to ...
Σελίδα 7
... calcium chloride until the liquid becomes clear . It may then be frozen in ice , and any liquid ( carbon bisulphide , paraffins ) carefully drained off and the benzene finally distilled over sodium . Commercial 50 per cent . and 90 per ...
... calcium chloride until the liquid becomes clear . It may then be frozen in ice , and any liquid ( carbon bisulphide , paraffins ) carefully drained off and the benzene finally distilled over sodium . Commercial 50 per cent . and 90 per ...
Σελίδα 14
... calcium chloride . The clear liquid decanted from the calcium chloride is distilled over wire - gauze , a thermometer being inserted into the neck of the flask . A small quantity of benzene passes over and the tempera- ture then rises ...
... calcium chloride . The clear liquid decanted from the calcium chloride is distilled over wire - gauze , a thermometer being inserted into the neck of the flask . A small quantity of benzene passes over and the tempera- ture then rises ...
Σελίδα 18
... calcium chloride , and shaken occasionally until the liquid is perfectly clear . The yellow liquid is decanted from the calcium . chloride and distilled in a dry distilling flask , the side tube of which fits into a long , straight ...
... calcium chloride , and shaken occasionally until the liquid is perfectly clear . The yellow liquid is decanted from the calcium . chloride and distilled in a dry distilling flask , the side tube of which fits into a long , straight ...
Σελίδα 42
... calcium chloride , and distilled first on the water - bath until the ether has been driven off and then over the flame . Almost the whole of the residue distils at 150 ° -155 ° . CH5OH + CH2ONa = CH2ONa + CH2OH CHONa + CHI = Sodium ...
... calcium chloride , and distilled first on the water - bath until the ether has been driven off and then over the flame . Almost the whole of the residue distils at 150 ° -155 ° . CH5OH + CH2ONa = CH2ONa + CH2OH CHONa + CHI = Sodium ...
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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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