British Abstracts: Pure chemistry and physiology. ser. A1926 |
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Trang 19
... ketone and ethyl formate are readily adsorbed , but a reaction with the gel prevents the recovery of the former ; toluene is more efficiently adsorbed than hexane . With methyl acetate the adsorption is nearly complete in the early ...
... ketone and ethyl formate are readily adsorbed , but a reaction with the gel prevents the recovery of the former ; toluene is more efficiently adsorbed than hexane . With methyl acetate the adsorption is nearly complete in the early ...
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... ketone yields butane yields 8 - cyclohexylbutan - 3 - ol ( main product ) , 8-2- and sec . - butyl alcohol , and methyl propyl ketone methoxycyclohexylbutan - ß - ol , b . p . 73 ° / 0.16 mm . , yields pentane . In aqueous solution ...
... ketone yields butane yields 8 - cyclohexylbutan - 3 - ol ( main product ) , 8-2- and sec . - butyl alcohol , and methyl propyl ketone methoxycyclohexylbutan - ß - ol , b . p . 73 ° / 0.16 mm . , yields pentane . In aqueous solution ...
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... ketone ( cf. Haber , A. , 1891 , 704 ) the author's view that the yellow form is merely piperonal ketone contaminated with dipiperonal ketone ( cf. Vavon and Faillebin , loc . cit . ) is confirmed . In exception to the general behaviour ...
... ketone ( cf. Haber , A. , 1891 , 704 ) the author's view that the yellow form is merely piperonal ketone contaminated with dipiperonal ketone ( cf. Vavon and Faillebin , loc . cit . ) is confirmed . In exception to the general behaviour ...
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... ketone , CH2 -CH · CH- CH - CH - CH - CH - CH , and of the glycol , H2 CH2 -CH · CH -— CH • OH CH2 CH2 - CH - CH - CH2 - CH - OH ( I ) , ( II ) , two different acids are obtained of the formula CH2 ¢ HH CO , H CH , CHCHÍCHÍCH , CO , H ...
... ketone , CH2 -CH · CH- CH - CH - CH - CH - CH , and of the glycol , H2 CH2 -CH · CH -— CH • OH CH2 CH2 - CH - CH - CH2 - CH - OH ( I ) , ( II ) , two different acids are obtained of the formula CH2 ¢ HH CO , H CH , CHCHÍCHÍCH , CO , H ...
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... ketones are described acetone , yellow , m . p . 210-211 ° ; chloro- acetone , pale yellow , m . p . 238 ° to a dark brown liquid , after sintering at 223 ° ; methyl ethyl ketone , similar , m . p . 205 ° ; acetophenone , m . p . 211 ...
... ketones are described acetone , yellow , m . p . 210-211 ° ; chloro- acetone , pale yellow , m . p . 238 ° to a dark brown liquid , after sintering at 223 ° ; methyl ethyl ketone , similar , m . p . 205 ° ; acetophenone , m . p . 211 ...
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A. A. ELDRIDGE absorption acetic acid acetic anhydride acetone action activity adsorption alcohol alkali aluminium aluminium chloride Amer ammonia ammonium anhydride aqueous solution atoms barium benzene benzyl Biochem boiling bromide calcium carbon dioxide catalyst Chem chemical chim chloric acid colloidal colour compounds concentration condensation containing converted copper corresponding crystallisation crystals curve decomp decomposition derivatives determined dextrose dilute dissociation effect electrolytes electrons ester ether ethyl ethyl alcohol F. G. WILLSON formation formed gives heated hydrate hydrazine hydrochloric acid hydrogen chloride hydrolysis increase iodide iodine ionisation ions ketone liquid magnesium mercury metals method mixture molecular molecules nickel nitrate nitric acid nitrogen obtained oxalate oxide oxidised oxygen P. W. CLUTTERBUCK phenyl Physik platinum potassium potassium hydroxide precipitate prepared presence pressure protein pyridine reaction reduced salt semicarbazone silver sodium hydroxide sols solubility spectra substances sulphate sulphide sulphuric acid temperature vapour whilst yields zinc