Quarterly Journal of the Chemical Society of London, Volume 1 |
From inside the book
Results 1-3 of 72
Page 104
... shifts [ and J ( 13CH ) ] could be obtained . 6 ( p.p.m. ) -10 -15 -20 -25 n FIGURE 1 Carbonyl 13C chemical shifts vs. number of a - protons for aliphatic ketones The average shielding for the carbon atoms for each type of substitution ...
... shifts [ and J ( 13CH ) ] could be obtained . 6 ( p.p.m. ) -10 -15 -20 -25 n FIGURE 1 Carbonyl 13C chemical shifts vs. number of a - protons for aliphatic ketones The average shielding for the carbon atoms for each type of substitution ...
Page 593
... shifts . Anderson and Symons 6 obtained a good cor- relation between Z and internal shifts of the 2,6- and 3,5 - protons of 1,4 - diethylpyridinium salts for protic solvents , certain aprotic solvents giving anomalous results . We now ...
... shifts . Anderson and Symons 6 obtained a good cor- relation between Z and internal shifts of the 2,6- and 3,5 - protons of 1,4 - diethylpyridinium salts for protic solvents , certain aprotic solvents giving anomalous results . We now ...
Page 956
... Shifts in 4,4 ' - Disub- stituted 2,2 ' , 6,6 ' - Tetramethylbiphenyls and Related Compounds By Yujiro Nomura and Yoshito Takeuchi , * Department of Chemistry , College of General Education , University of Tokyo , Komaba , Meguro - ku ...
... Shifts in 4,4 ' - Disub- stituted 2,2 ' , 6,6 ' - Tetramethylbiphenyls and Related Compounds By Yujiro Nomura and Yoshito Takeuchi , * Department of Chemistry , College of General Education , University of Tokyo , Komaba , Meguro - ku ...
Contents
Physical organic chemistry | 1 |
Topochemistry Part XXX Crystal and molecular structures of chalcone | 11 |
Conformational studies Part I Crystal and molecular structures of cis12dipchlorobenzoyl and cis | 17 |
25 other sections not shown
Other editions - View all
Common terms and phrases
acetic acid activation added addition alcohol Amer angle appears aqueous assumed ation atoms base benzene bond bromination calculated carbon carbon tetrachloride Chem chemical Chemistry chloride compared complex compounds concentration conformation containing corresponding coupling crystal dependence derivatives determined difference DISCUSSION effect elimination energy equation error estimated ethanol ether exchange expected experimental experiments Figure formation fraction give given hydrogen increase indicators interaction intermediate involving isomer isotope kinetic measured mechanism method methyl mixture mole molecular molecule observed obtained occurs oxide oxygen parameters Phys plot position possible prepared present proton radical range rate constants ratio reaction reasonable relative reported requires respectively ring shifts shown shows similar sodium solution solvent spectra spectrum structure substituents suggested sulphuric Table temperature transition University values wave yield