Journal of the Chemical SocietyThe Society., 1954 |
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Page 249
... heated under reflux in trichlorobenzene ( 250 c.c. ) for 4 hr . , gave a deep red solution from which a tar separated after evaporation and cooling . Repeated treatment with acetic acid ( charcoal ) gave bright red needles ( m . p . 258 ...
... heated under reflux in trichlorobenzene ( 250 c.c. ) for 4 hr . , gave a deep red solution from which a tar separated after evaporation and cooling . Repeated treatment with acetic acid ( charcoal ) gave bright red needles ( m . p . 258 ...
Page 251
... Heated in an oil - bath at 240 ° for 24 hr . , 1 - ethylaminoanthraquinone ( 1 g . ) , cupric acetate ( 1 g . ) , anhydrous potassium carbonate ( 1 g . ) , and nitrobenzene ( 20 c.c. ) gave 0.035 g . of 1 - aminoanthraquinone , m . p ...
... Heated in an oil - bath at 240 ° for 24 hr . , 1 - ethylaminoanthraquinone ( 1 g . ) , cupric acetate ( 1 g . ) , anhydrous potassium carbonate ( 1 g . ) , and nitrobenzene ( 20 c.c. ) gave 0.035 g . of 1 - aminoanthraquinone , m . p ...
Page 933
... heated to 450 ° for 24 hr . in vacuo ( 1 ) heated to 450 ° for 16 hr . in air ( 2 ) heated to 450 ° for 16 hr . in air ( 1 ) diss . in conc . H2SO ,, pptd . by H , O ( 2 ) diss . in conc . H2SO4 , pptd . by H2O ( 6 ) heated at 250 ° for ...
... heated to 450 ° for 24 hr . in vacuo ( 1 ) heated to 450 ° for 16 hr . in air ( 2 ) heated to 450 ° for 16 hr . in air ( 1 ) diss . in conc . H2SO ,, pptd . by H , O ( 2 ) diss . in conc . H2SO4 , pptd . by H2O ( 6 ) heated at 250 ° for ...
Contents
Organic | xv |
Magnetic Moments and Stereochemistry of Cobaltous Compounds | xv |
789Tetrahydro4 7sulphinylthionaphthen | 15 |
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absorption spectra acetic acid acetic anhydride acetone acetyl added addition alcohol alkaline alumina aluminium Amer amine ammonia aqueous atom band benzaldehyde benzene boiling bond bromide Calc carbonate carbonyl Chem chloride chloroform chromatography colour colourless complexes compound concentrated cooled crystallised crystals cyanogen cyanogen chloride decomp derivatives diazotised dilute dissolved distilled dried eluted equiv ester ether evaporated extracted ferric filtered formed Found fraction gave give H₂O heated hydrobromic acid hydrochloric acid hydrogen hydrogen chloride hydrolysis infra-red isolated ketone ligand light petroleum b. p. liquid m. p. and mixed methanol methyl mixed m. p. mixture molecule needles nitrate obtained orbitals oxidation phenol phosphate potassium hydroxide precipitate prepared pyridine reaction refluxed Reprint Order requires residue room temperature salt separated sodium carbonate sodium hydroxide solid solution solvent spectrum stirring sulphate sulphide sulphone sulphuric acid Table washed yield