The Owens College Course of Practical Organic ChemistryMacmillan, 1887 - 200 páginas |
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Página 19
... acid is that of a dehydrating agent , taking up the water formed in the reaction . Properties . - Light yellow ... hydrochloric acid . Sixty grms . nitrobenzene and 95 grms . granulated or powdered tin , are placed in a flask of about 1 ...
... acid is that of a dehydrating agent , taking up the water formed in the reaction . Properties . - Light yellow ... hydrochloric acid . Sixty grms . nitrobenzene and 95 grms . granulated or powdered tin , are placed in a flask of about 1 ...
Página 20
... hydrochloric acid are gradually added in small quantities , the amount being regulated by the reaction , which should proceed steadily . If the con- tents of the flask begin to boil up violently , the flask is cooled in water until the ...
... hydrochloric acid are gradually added in small quantities , the amount being regulated by the reaction , which should proceed steadily . If the con- tents of the flask begin to boil up violently , the flask is cooled in water until the ...
Página 25
... acid in the bath used . C6H5NH2 + CH3COOH Aniline Acetic Acid = C & H NH ( CH3CO ) + H2O Acetanilide . Properties . - Rhombic plates ; m . p . 112 ° ; b . p . 295 ° ; on boiling with caustic potash or strong hydrochloric acid it is ...
... acid in the bath used . C6H5NH2 + CH3COOH Aniline Acetic Acid = C & H NH ( CH3CO ) + H2O Acetanilide . Properties . - Rhombic plates ; m . p . 112 ° ; b . p . 295 ° ; on boiling with caustic potash or strong hydrochloric acid it is ...
Página 27
... . - Para - nitracetanilide colourless needles ; m . p . 207 ° . On boiling a small quantity in a test - tube for a few minutes with an excess of concentrated hydrochloric acid , until , on diluting , no precipitate NITRACETANILIDES . 27.
... . - Para - nitracetanilide colourless needles ; m . p . 207 ° . On boiling a small quantity in a test - tube for a few minutes with an excess of concentrated hydrochloric acid , until , on diluting , no precipitate NITRACETANILIDES . 27.
Página 28
... hydrochloric acid as above , it yields ortho - nitraniline , which crystallises in orange needles ; m . p . 71.5 ° . PREPARATION VII . META - DINITROBENZENE , CH4O4N2 = C6H4 ( 1 ) NO2 ( 3 ) NO2 2 LITERATURE . - Deville ( 1841 ) , Ann ...
... hydrochloric acid as above , it yields ortho - nitraniline , which crystallises in orange needles ; m . p . 71.5 ° . PREPARATION VII . META - DINITROBENZENE , CH4O4N2 = C6H4 ( 1 ) NO2 ( 3 ) NO2 2 LITERATURE . - Deville ( 1841 ) , Ann ...
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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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