Quarterly Journal of the Chemical Society of London, Volume 1, Pages 1-996 |
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Page 12
... containing 34 a little pyridine was added to a chloroform solution of phosphorus trichloride at −60 ° and the mixture was allowed to reach room temperature slowly before work - up , the product was an oil containing at least four ...
... containing 34 a little pyridine was added to a chloroform solution of phosphorus trichloride at −60 ° and the mixture was allowed to reach room temperature slowly before work - up , the product was an oil containing at least four ...
Page 16
... containing palladium- charcoal ( 5 % ; 0.8 g . ) was treated with hydrogen at atmos- pheric pressure ; uptake ceased at 2 mol . after 35 min . Work - up gave 2 - methylcyclopentanone ( 1-4 g . , 72 % ) , b.p. 136 ° / 768 mm . ( Found ...
... containing palladium- charcoal ( 5 % ; 0.8 g . ) was treated with hydrogen at atmos- pheric pressure ; uptake ceased at 2 mol . after 35 min . Work - up gave 2 - methylcyclopentanone ( 1-4 g . , 72 % ) , b.p. 136 ° / 768 mm . ( Found ...
Page 756
... Containing 20 % ( v / v ) CDCl ,; for benzene containing 30 % [ H ] Me2SO , 8мe 0.67 , SCCH , 3.48 , ScH , Ph 3.20 p.p.m. , JPH 20-5 Hz . In PhBr , 8. 0.52 , Scн , c 2.98 , 8cH , Ph 3.10 p.p.m. In [ H ] Me , CO , the corresponding ...
... Containing 20 % ( v / v ) CDCl ,; for benzene containing 30 % [ H ] Me2SO , 8мe 0.67 , SCCH , 3.48 , ScH , Ph 3.20 p.p.m. , JPH 20-5 Hz . In PhBr , 8. 0.52 , Scн , c 2.98 , 8cH , Ph 3.10 p.p.m. In [ H ] Me , CO , the corresponding ...
Contents
Organic chemistry | 1 |
oestrone | 10 |
Heterocyclic compounds from urea derivatives Part XVI Interaction of carbonohydrazide and carbodi | 19 |
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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