Quarterly Journal of the Chemical Society of London, Volume 7 |
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Results 1-3 of 80
Page 1336
... groups of the acetoxime residue gave rise to absorptions near 8-8.4 p.p.m. Peaks due to metal- attached methyl groups were at higher fields . TABLE 7 1H n.m.r. spectroscopic data Values , p.p.m. ( Tмe , si = 10.00 ) CH , solvent MMe2 ...
... groups of the acetoxime residue gave rise to absorptions near 8-8.4 p.p.m. Peaks due to metal- attached methyl groups were at higher fields . TABLE 7 1H n.m.r. spectroscopic data Values , p.p.m. ( Tмe , si = 10.00 ) CH , solvent MMe2 ...
Page 1476
... groups он NMe2 O - COMe A OMe 17.0 7.5 5.5 Me 21.5 12.7 10.2 Difference 4.5 5.2 4-7 NO , OMe NMe2 Cl B NMe2 6.0 7.5 11.0 12.5 24.0 OEt 1.5 3.0 6.5 8.0 20.0 Difference 4.5 4.5 4.5 4.5 4.0 NMe2 OEt OMe H C NO 7.7 6.0 1.5 2.5 19.0 NMe ...
... groups он NMe2 O - COMe A OMe 17.0 7.5 5.5 Me 21.5 12.7 10.2 Difference 4.5 5.2 4-7 NO , OMe NMe2 Cl B NMe2 6.0 7.5 11.0 12.5 24.0 OEt 1.5 3.0 6.5 8.0 20.0 Difference 4.5 4.5 4.5 4.5 4.0 NMe2 OEt OMe H C NO 7.7 6.0 1.5 2.5 19.0 NMe ...
Page 1477
... groups is specific and approximately additive , it would seem interesting to deduce the effect of individual groups in what may be termed as " group slopes " or group slope value . " As seen in Table 4 , the slopes vary appreciably ...
... groups is specific and approximately additive , it would seem interesting to deduce the effect of individual groups in what may be termed as " group slopes " or group slope value . " As seen in Table 4 , the slopes vary appreciably ...
Contents
Inorganic physical and theoretical chemistry | 1001 |
The oxidation of some phosphinesubstituted chromium carbonyls | 1007 |
The preparation and magnetic properties of some oxybridged binuclear ironII Schiffbase complexes | 1014 |
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absorption acetone acid adduct alcohol Amer amine aqueous assigned ation atoms bands benzene bond bromide Calc calculated carbon carbonyl cell Chem Chemistry chloride chloroform cm.¹ co-ordinated cobalt cobalt(II complexes compounds concentration coupling constants crystals cyanide D.Sc decomposition derivatives dichloromethane dimeric electron electron spin resonance energy equation ethanol ether EXPERIMENTAL Figure formation formed Found groups H₂O halides heat hydrogen hydrogen chloride hydrolysis indium(III infrared infrared spectrum Inorg intensity iodide kcal kcal./mole kilchoanite ligand liquid magnetic measured metal methyl mixture mmoles modes mole molecular molecules n.m.r. spectra nickel nitrate nitrogen Nujol observed obtained orbital oxidation oxygen palladium parameters perchlorate phosphine Phys platinum(II potassium precipitate prepared proton pyridine Raman reaction recrystallised resonance room temperature salts sample selenophen shows similar sodium solid soluble solution solvent species spectra structure sulphur symmetry Table thermal trans values vibrations yellow yield