Quarterly Journal of the Chemical Society of London, Volume 1, Pages 1-996 |
From inside the book
Results 1-3 of 81
Page 154
... followed by sodium hydroxide . The oil which appeared was extracted with ether and worked up in the usual manner . Distillation under vacuum gave a pale yellow oil ( 90 % ) , b.p. 182—185 ° / 0 · 1 torr ; picrate , m.p. 125 ° ( from ...
... followed by sodium hydroxide . The oil which appeared was extracted with ether and worked up in the usual manner . Distillation under vacuum gave a pale yellow oil ( 90 % ) , b.p. 182—185 ° / 0 · 1 torr ; picrate , m.p. 125 ° ( from ...
Page 399
... followed by a suprafacial [ 1,5 ] hydrogen shift , to give cis- and trans - 10,10a - dihydro - 5,10 - diphenyl- 11H - benzo [ b ] fluorene , respectively . The 3 - methyl derivative of the diene undergoes analogous rearrangement ...
... followed by a suprafacial [ 1,5 ] hydrogen shift , to give cis- and trans - 10,10a - dihydro - 5,10 - diphenyl- 11H - benzo [ b ] fluorene , respectively . The 3 - methyl derivative of the diene undergoes analogous rearrangement ...
Page 400
... followed by a [ 1,5 ] hydrogen shift , or undergoes cyclisation before π - bond formation can occur , followed by the hydrogen shift . The structure of the hydrocarbon ( 9 ) follows from its H Me ( 10 ) con x con Ph HH Me Ph ( 13 ) Ph ...
... followed by a [ 1,5 ] hydrogen shift , or undergoes cyclisation before π - bond formation can occur , followed by the hydrogen shift . The structure of the hydrocarbon ( 9 ) follows from its H Me ( 10 ) con x con Ph HH Me Ph ( 13 ) Ph ...
Contents
Organic chemistry | 1 |
oestrone | 10 |
Heterocyclic compounds from urea derivatives Part XVI Interaction of carbonohydrazide and carbodi | 19 |
24 other sections not shown
Other editions - View all
Common terms and phrases
absorption acetic acid acetone added adduct alcohol alumina Amer aqueous aromatic band benzene boiled bromide Calc CH₂ chalcone Chem chim chloride chloroform chromatography cm.¹ colourless compound cooled crystallised cyclisation cyclohexane decomp derivatives diluted dimethyl dimethylformamide dioxan distilled doublet dried eluted ester ethanol ethyl acetate EtOH evaporated extracted with ether filtered filtrate Found fraction gave give heated under reflux hydrochloric acid hydrolysis i.r. spectrum identical irradiation isolated isomer ketone light petroleum b.p. lithium aluminium hydride mass spectra methylene mixed m.p. mixture mmoles mole n.m.r. spectrum needles nitrogen Nujol obtained olefin oxidation peak phosphine potassium prepared protons pyridine reaction reagent rearrangement reduced pressure reflux requires residue ring room temperature showed signals silica gel singlet sodium hydroxide solid solution solvent stirred structure synthesis Table tetrahydrofuran VIII yellow yield zygosporin