Journal of the Chemical Society, Part 4The Society., 1949 |
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Page 2401
... diazotised what they believed to be 2 - amino - 1- acetylnaphthalene , but later ( Leonard and Hyson , ibid . , 1948 , 13 , 164 ) it was shown that the amine did not possess this structure . Realising the promoting effect of a w ...
... diazotised what they believed to be 2 - amino - 1- acetylnaphthalene , but later ( Leonard and Hyson , ibid . , 1948 , 13 , 164 ) it was shown that the amine did not possess this structure . Realising the promoting effect of a w ...
Page 2404
... diazotised with aqueous sodium nitrite ( 10 % ) and heated for hour at 70 ° . Crystallisation of the product ( 3.62 g . ) from ethanol gave a less soluble fraction ( 0 · 9 g . ) , m . p . 144-145 ° , and a more soluble one ( 1.77 g ...
... diazotised with aqueous sodium nitrite ( 10 % ) and heated for hour at 70 ° . Crystallisation of the product ( 3.62 g . ) from ethanol gave a less soluble fraction ( 0 · 9 g . ) , m . p . 144-145 ° , and a more soluble one ( 1.77 g ...
Page 2411
... Diazotisation of the Ethylenes .- ( i ) The methoxyphenylpyridylethylene , prepared as above from the carbinol ( 4 g . ) , in acetic acid ( 26 c.c. ) and concentrated hydrochloric acid ( 16 c.c. ) , was diazotised with aqueous sodium ...
... Diazotisation of the Ethylenes .- ( i ) The methoxyphenylpyridylethylene , prepared as above from the carbinol ( 4 g . ) , in acetic acid ( 26 c.c. ) and concentrated hydrochloric acid ( 16 c.c. ) , was diazotised with aqueous sodium ...
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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