Journal of the Chemical SocietyThe Society., 1948 |
From inside the book
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Page 1123
... absorption characteristic of trans - substituted styrenes . Two main wave - length regions of selective absorption may be recognised , one ( 2950-2750 A. ) apparently associated with light vibrating in the plane of the benzene ring at ...
... absorption characteristic of trans - substituted styrenes . Two main wave - length regions of selective absorption may be recognised , one ( 2950-2750 A. ) apparently associated with light vibrating in the plane of the benzene ring at ...
Page 1307
... absorption maxima at wave - lengths longer than about 2000 a . it can be inferred at once from the observed light - absorption data that isocadinene contains a conjugated diene system . Further , the absorption spectra of a wide range ...
... absorption maxima at wave - lengths longer than about 2000 a . it can be inferred at once from the observed light - absorption data that isocadinene contains a conjugated diene system . Further , the absorption spectra of a wide range ...
Page 2298
... absorption by washed cells of varying age , free from their growth medium , is measured . Thus any effects that substances such as medium constituents , metabolic products , or acids from fermentation might have on the absorption have ...
... absorption by washed cells of varying age , free from their growth medium , is measured . Thus any effects that substances such as medium constituents , metabolic products , or acids from fermentation might have on the absorption have ...
Contents
acetic acid | 963 |
The isolated base 2 5 g m p 125 with frothing was readily soluble in most organic solvents | 6 |
addition of zinc dust 0 2 g during 15 minutes followed by heating on the steambath for hour | 114 |
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Common terms and phrases
4-trimethyl absorption acetic anhydride acetone acetyl added alcohol alkaline Amer amine ammonia atoms bands benzaldehyde benzene boiling bromine Calc carbon CHâ‚‚ Chem chloroform colourless needles compound concentrated hydrochloric acid condensation cooled crystallised crystals D.Sc decomp derivative diazotised dilute dissolved distilled dried electrons energy equiv ester ethanol ether ethyl acetate evaporated experimental extracted filtered filtrate formation formed Found fraction gave give glacial acetic acid heated hydrocarbon hydrochloric acid hydrogen chloride hydrolysis iodine isolated ketone light petroleum m. p. and mixed method methyl mixed m. p. mixture molecular molecule nitrogen obtained orbitals oxidation polysaccharide potassium hydroxide precipitated prepared prisms proflavine pyridine reaction refluxed removed requires residue resonance room temperature salt separated sodium hydroxide solid soluble solution solvent stirred structure substance sulphate sulphuric acid surface vacuum values washed yellow needles yield