Journal of the Chemical SocietyThe Society., 1947 |
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Page 1259
... band due to the carbonyl group is broad with concentrated solutions of hexoamide and phenylaceto - tert . - butylamide , and there are signs of a double band . Dilute solutions of hexoamide in chloroform show three bands at 1595 ...
... band due to the carbonyl group is broad with concentrated solutions of hexoamide and phenylaceto - tert . - butylamide , and there are signs of a double band . Dilute solutions of hexoamide in chloroform show three bands at 1595 ...
Page 1268
... band at about 780 cm.1 in the two - stage resins is probably due to 1 : 2 : 3 - substituted rings of the type ( VIII ) . The bands at 815— OH CH2 ( VII . ) OH OH -CH2 -CH2 CH2 ( VIII . ) OH OH CH2- ( IX . ) 830 cm . - 1 probably arise ...
... band at about 780 cm.1 in the two - stage resins is probably due to 1 : 2 : 3 - substituted rings of the type ( VIII ) . The bands at 815— OH CH2 ( VII . ) OH OH -CH2 -CH2 CH2 ( VIII . ) OH OH CH2- ( IX . ) 830 cm . - 1 probably arise ...
Page 1320
... band , in a column of alumina of 8 mm . diameter , had a length of 4.5 mm . The band at first broadened on development with the more dilute acid and , by the time the just visible rear band of nickel had travelled 6 mm . , separation ...
... band , in a column of alumina of 8 mm . diameter , had a length of 4.5 mm . The band at first broadened on development with the more dilute acid and , by the time the just visible rear band of nickel had travelled 6 mm . , separation ...
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Common terms and phrases
absorption acetic acid acetone activity added alkali Amer amidine ammonia anhydride atoms band benzene boiling bromine Calc carbon carbon tetrachloride catalyst CH₂ Chem chemical chemistry chloroform compound concentrated condensation cooled crystallised crystals cyanide D.Sc decomp derivatives dilute dissolved distilled dried equiv ester evaporated experimental extracted with ether filtered filtrate formation formed Found fraction gave give H₂ heated hydrochloric acid hydrochloride hydrogen chloride hydrolysis iodide iodine isolated isotherm ketone l-arabinose lactone light petroleum b. p. liquid m. p. and mixed methanol method methyl alcohol mixed m. p. mixture molecular molecule nitration obtained oxide oxidised phenyl phosphoryl chloride picrate polymerisation potassium precipitated prepared Pu(IV pyridine reaction reduced pressure refluxed removed requires residue salt separated sodium hydroxide solid soluble solvent stirred structure sulphate sulphuric acid syrup vacuum vinyl acetate washed yellow yield