Journal of the Chemical SocietyThe Society., 1955 |
From inside the book
Results 1-3 of 75
Page 53
... temperatures are particularly uncertain . As will be noted , the sulphate content varies comparatively slightly with temperature and at 900 ° is still approximately three - quarters of its original value . It is interesting that the ...
... temperatures are particularly uncertain . As will be noted , the sulphate content varies comparatively slightly with temperature and at 900 ° is still approximately three - quarters of its original value . It is interesting that the ...
Page 97
... temperature combustion procedure ( loc . cit . ) using a nickel oxide filling is to be preferred . In studying the reactions of diazo - compounds it is sometimes necessary to obtain nitrogen from labelled samples in which the pairing of ...
... temperature combustion procedure ( loc . cit . ) using a nickel oxide filling is to be preferred . In studying the reactions of diazo - compounds it is sometimes necessary to obtain nitrogen from labelled samples in which the pairing of ...
Page 756
... temperature range 400-550 ° , cross - linking of the aromatic systems is initiated . Independently of the foregoing evidence , the infra - red data suggest strongly that cross- linking occurs at temperatures higher than 550 ° . Both ...
... temperature range 400-550 ° , cross - linking of the aromatic systems is initiated . Independently of the foregoing evidence , the infra - red data suggest strongly that cross- linking occurs at temperatures higher than 550 ° . Both ...
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 |
84 other sections not shown
Other editions - View all
Common terms and phrases
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