Journal of the Chemical Society, Part 4The Society., 1949 |
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Results 1-3 of 72
Page 2489
... isolated from yeast ( Wiame , J. Biol . Chem . , 1949 , 178 , 919 ) , Neurospora ( Houlahan and Mitchell , Arch . Biochem . , 1948 , 19 , 257 ) , and other micro - organisms ( Mann , Biochem . J. , 1944 , 38 , 339 , 345 ) and that ...
... isolated from yeast ( Wiame , J. Biol . Chem . , 1949 , 178 , 919 ) , Neurospora ( Houlahan and Mitchell , Arch . Biochem . , 1948 , 19 , 257 ) , and other micro - organisms ( Mann , Biochem . J. , 1944 , 38 , 339 , 345 ) and that ...
Page 2834
... isolated from an experiment in which B- naphthyldi - 2 - chloroethylamine ( 1 · 0 g . ) dissolved in 50 % acetone ( 400 ml . ) was heated under reflux for 6 hours with the gradual addition of aqueous ammonia ( 15 ml . ) . The halide ...
... isolated from an experiment in which B- naphthyldi - 2 - chloroethylamine ( 1 · 0 g . ) dissolved in 50 % acetone ( 400 ml . ) was heated under reflux for 6 hours with the gradual addition of aqueous ammonia ( 15 ml . ) . The halide ...
Page 2860
... isolated . When the time of reaction was extended to 12 hours , more solid polymer was produced ( 0-45 g . ) but no ( A ) could be isolated . Again , if the liquid ( A ) was isolated and irradiated in the presence of tetrafluoroethylene ...
... isolated . When the time of reaction was extended to 12 hours , more solid polymer was produced ( 0-45 g . ) but no ( A ) could be isolated . Again , if the liquid ( A ) was isolated and irradiated in the presence of tetrafluoroethylene ...
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Common terms and phrases
absorption acetic acid acetic anhydride acetone added alcohol alkaline aluminium chloride aluminium iodide Amer amine ammonia aqueous sodium atom benzaldehyde benzene boiling bond bromide bromine trifluoride Calc carbon CH₂ Chem chloroform colourless needles compound concentrated condensation containing cooled crystallised crystals D.Sc decomp decomposition derivatives diazotised dilute dioxan dissolved distilled dried ester ethanol ethyl alcohol extracted with ether filtered filtrate formation formed Found fraction gave Grignard reagent halide heated under reflux hydrochloric acid hydrogen chloride hydrolysis iodide iodine ions isolated ketone light petroleum b. p. liquid method methyl methyl iodide minutes mixture molecule nitrate nitrogen obtained oxidation phenol picrate potassium precipitate prepared prisms pyridine reaction reagent recrystallised from ethanol reduced pressure removed requires residue room temperature salt separated sodium hydroxide solid soluble solution solvent sulphate sulphone sulphuric acid synthesis Table tube values washed yield