Chemical News and Journal of Industrial Science, Tomy 105-106Chemical news office., 1912 |
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Strona 8
... yield 5- dimethylaminoanilo 3 : 4 - diphenylcyclopentene - 1 : 2- dione : - CPh : CPh NMe2 C6H4 N : C . CO - CO which on heating with concentrated hydrochloric acid at 130-140 ° forms diphenylmaleic anhydride : - CO CPh : CPh O - CO 5 ...
... yield 5- dimethylaminoanilo 3 : 4 - diphenylcyclopentene - 1 : 2- dione : - CPh : CPh NMe2 C6H4 N : C . CO - CO which on heating with concentrated hydrochloric acid at 130-140 ° forms diphenylmaleic anhydride : - CO CPh : CPh O - CO 5 ...
Strona 10
... yield of the latter substance appears to be as high as about 85 per cent of the theoretical , exclusive of thio- indigosulphonic acid which is simultaneously produced . Traces of hydroxybenzothiophen were also isolated . There is no ...
... yield of the latter substance appears to be as high as about 85 per cent of the theoretical , exclusive of thio- indigosulphonic acid which is simultaneously produced . Traces of hydroxybenzothiophen were also isolated . There is no ...
Strona 11
... yield copper salts , hydrochlorides , and dinitroso - derivatives . 332. " The Velocity of the Reaction between Iodic and Sulphurous Acids in various Media . " By THOMAS STEWART PATTERSON and WILLIAM COLLINS FORSYTH . The influence of ...
... yield copper salts , hydrochlorides , and dinitroso - derivatives . 332. " The Velocity of the Reaction between Iodic and Sulphurous Acids in various Media . " By THOMAS STEWART PATTERSON and WILLIAM COLLINS FORSYTH . The influence of ...
Strona 12
... yield metallic hydrides . Zeitschrift für Anorganische Chemie . Vol . lxxii . , No. 4 , 1911 . Tantalum and Niobium ... yields the pentoxide . The melting - point of niobium pentafluoride is 75'5 ° . In its reactions it resembles the ...
... yield metallic hydrides . Zeitschrift für Anorganische Chemie . Vol . lxxii . , No. 4 , 1911 . Tantalum and Niobium ... yields the pentoxide . The melting - point of niobium pentafluoride is 75'5 ° . In its reactions it resembles the ...
Strona 22
... yield absorption spectra which are nearly identical . Those given by N / 100 solu- tions of quinine sulphate and methoxyquinoline sulphate ( both fluorescent solutions ) differ only in the greater general absorption of the former ...
... yield absorption spectra which are nearly identical . Those given by N / 100 solu- tions of quinine sulphate and methoxyquinoline sulphate ( both fluorescent solutions ) differ only in the greater general absorption of the former ...
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