Journal of the Chemical SocietyThe Society., 1955 |
From inside the book
Results 1-3 of 59
Page 277
... hydrogen bromide , compared with hydrogen chloride , made it difficult to follow the sequence of reactions which occur when such an alcohol is added to phosphorus tribromide . By carefully removing hydrogen bromide before distillation ...
... hydrogen bromide , compared with hydrogen chloride , made it difficult to follow the sequence of reactions which occur when such an alcohol is added to phosphorus tribromide . By carefully removing hydrogen bromide before distillation ...
Page 352
... hydrogen bromide must take place through acid- catalysed enolisation and cannot therefore involve the tertiary 5a - bromine atom . An equally likely mechanism for the isomerisation would be by reduction of the bromo - ketone by hydrogen ...
... hydrogen bromide must take place through acid- catalysed enolisation and cannot therefore involve the tertiary 5a - bromine atom . An equally likely mechanism for the isomerisation would be by reduction of the bromo - ketone by hydrogen ...
Page 972
... hydrogen bromide produced . The products observed were hydrogen bromide , benzene , and a carbonaceous coating . A product which would not have been detected by the technique used in the present investigation was propene . This has been ...
... hydrogen bromide produced . The products observed were hydrogen bromide , benzene , and a carbonaceous coating . A product which would not have been detected by the technique used in the present investigation was propene . This has been ...
Contents
The Chemistry of Nitrosyl Complexes Part I Evidence for the Selfionisation | 56 |
The Senecio Alkaloids Part XII The Synthesis of erythro3Hydroxy2methoxy | 65 |
Experiments on the Synthesis of Tetrahydroworenine | 79 |
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acetic acid acetic anhydride acetone alcohol alkaline Amer anhydride aqueous sodium atom band benzene boiling bromide Calc carbon carbonyl Chem chloroform colour colourless colupulone complex compound concentration cooled crystallised crystals curve cyclohexanone D.Sc decomp derivatives dibromide dilute dioxide dissolved distilled dried ester ethanol ether ethyl acetate EtOH evaporated EXPERIMENTAL extracted filtered formation formed Found fraction gave give H₂O heated hydrochloric acid hydrogen chloride hydrolysis infra-red iodide iodine kcal./mole ketone light petroleum b. p. m. p. and mixed method methyl mixed m. p. mixture mole molecules needles nitrate nitrogen obtained oxidation oxidised oxygen phenol potassium potassium hydroxide precipitate prepared prisms pyridine reaction reagent refluxed Reprint Order requires residue room temperature salt scandium sodium hydroxide solid soluble solution solvent solvolysis spectra spectrum structure sulphate sulphuric acid Table tube values yield