Journal of the Chemical SocietyThe Society., 1948 |
From inside the book
Results 1-3 of 70
Page 497
... upper - state fundamental frequency 775 cm . - 1 , in good agreement with the calculated B2 ( H ) frequency for excited benzene . In both the absorption and the fluorescence spectrum of hexadeuterobenzene , we find similar evidence of an ...
... upper - state fundamental frequency 775 cm . - 1 , in good agreement with the calculated B2 ( H ) frequency for excited benzene . In both the absorption and the fluorescence spectrum of hexadeuterobenzene , we find similar evidence of an ...
Page 498
... upper - state fundamental frequency 411 cm . - 1 , gives correctly the known lower - state frequency of the vibration A " ( H_1 ) . An active overtone gives the value 531 cm . - 1 for this lower - state frequency , and it is ...
... upper - state fundamental frequency 411 cm . - 1 , gives correctly the known lower - state frequency of the vibration A " ( H_1 ) . An active overtone gives the value 531 cm . - 1 for this lower - state frequency , and it is ...
Page 503
... upper - state Et ( C ) frequency of either benzene or hexadeuterobenzene and a second upper - state frequency given by the use of some trial assignment in place of the adopted assignment of the E frequency . For instance , one of our ...
... upper - state Et ( C ) frequency of either benzene or hexadeuterobenzene and a second upper - state frequency given by the use of some trial assignment in place of the adopted assignment of the E frequency . For instance , one of our ...
Contents
kilocals as the free energy difference contributed by the hyperconjugated methyl group | 373 |
SIR WILLIAM RAMSAY AND Ralph Forster LABORATORIES | 417 |
control of anionotropic rearrangement and of the significance of conjugation and hypercon | 440 |
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Common terms and phrases
4-dideuterobenzene absorption spectrum acetic acid acetic anhydride acetone added alkaline Amer ammonia analcite aqueous sodium atoms bands benzene boiling bond bromine Calc carbon catalyst CH₂ chabazite Chem chloride chloroform colourless needles compound concentrated cooled corresponding crystallised from alcohol crystals cyanide D.Sc decomp derivative dilute dissolved distilled dried electronic origin energy ester ethanol ether evaporated excited extracted filtered filtrate fluorescence formed Found fraction fundamental frequencies gave give H₂O heated hexadeuterobenzene hydrochloric acid hydrogen hydrogen chloride hydrolysis Ingold isolated kcals ketone light petroleum method methyl alcohol mixed m. p. mixture molecule obtained oxidation peroxide phenol potassium potassium hydroxide precipitated prepared prisms pyridine reaction reduced pressure refluxed requires residue room temperature salt separated sodium hydroxide solid soluble solution solvent spectra structure sulphide sulphuric acid symmetry transitions unsaturated upper electronic upper-state vibration washed yellow needles yield