Quarterly Journal of the Chemical Society of London, Volume 1 |
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Page 152
... fraction of b.p. 80-7 ° being collected . This was fractionally crystallised . AnalaR ethyl alcohol was purified as described by Blackburn.17 Some sodium was distilled in it followed by ethyl succinate ( ca. 25 g./l . ) . The mixture ...
... fraction of b.p. 80-7 ° being collected . This was fractionally crystallised . AnalaR ethyl alcohol was purified as described by Blackburn.17 Some sodium was distilled in it followed by ethyl succinate ( ca. 25 g./l . ) . The mixture ...
Page 238
... fraction results are as follows : chloroform n = = 0.9 ; dichloromethane n 1.2 ; acetone n = 2.6 ; and p - nitro- anisole n = 2.8 . Hence there is not a great deal of difference in the values of ʼn obtained by using molarity or mole ...
... fraction results are as follows : chloroform n = = 0.9 ; dichloromethane n 1.2 ; acetone n = 2.6 ; and p - nitro- anisole n = 2.8 . Hence there is not a great deal of difference in the values of ʼn obtained by using molarity or mole ...
Page 429
... fraction partially solidified . This on filtration gave a white solid ( 0-45 g . , 2 % ) , m.p. 82—82.5 ° ( from methanol ) , which was identified as 1,2 - dichloro - 4,5 - dimethoxybenzene ( lit. , 39 m.p. 83-84 ° ) on the basis of its ...
... fraction partially solidified . This on filtration gave a white solid ( 0-45 g . , 2 % ) , m.p. 82—82.5 ° ( from methanol ) , which was identified as 1,2 - dichloro - 4,5 - dimethoxybenzene ( lit. , 39 m.p. 83-84 ° ) on the basis of its ...
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 |
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4-nitroaniline A. R. Katritzky acetic acid activation energy alcohol Amer amine anion aqueous aromatic aryl-methyl ation axial benzene bond bond dissociation energies bromination calculated carbanion carbon acids catalyst Chem chemical shifts Chemistry chloride compounds concentration conformation corresponding coupling constants crystal cyclohexane derivatives deviations dilute dimethyl sulphoxide dipole electron equation ether ethylene experimental Figure fluorene formation fraction H₂O hydrocarbons hydroxide increase indicators interactions intermediate ionisation isomer isomerization isotope effect k₁ k₂ kcal kcal./mole kinetic Mc./sec measured mechanism methanol methyl mixture mole mole-¹ molecular molecules n.m.r. spectra nitrogen nucleophilic observed obtained oxide oxygen parameters phenyl Phys piperidine proton pyridines R. P. Bell radical rate constants ratio reaction relative ring selenophen shown shows signal sodium solution solvent spectrum structure substituted t-butyl Table temperature Tetrahedron thiophen transition tri-o-thymotide triethylamine triphenylmethane wave