Journal of the Chemical SocietyThe Society., 1955 |
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Page 3540
... chromatography on alumina or mucic acid . For stage ( ii ) the preferred procedure was , first , chromatography of a chlorobenzene solution on tartaric acid : phthalocyanine came through rapidly , followed by the new pigment . This was ...
... chromatography on alumina or mucic acid . For stage ( ii ) the preferred procedure was , first , chromatography of a chlorobenzene solution on tartaric acid : phthalocyanine came through rapidly , followed by the new pigment . This was ...
Page 3554
... chromatography of uronic acids has been mentioned in the literature on a number of occasions ( Lederer and Lederer , " Chromatography , " Elsevier , London , 1953 , p . 158-171 ) there are remarkably few reliable records of the RG ...
... chromatography of uronic acids has been mentioned in the literature on a number of occasions ( Lederer and Lederer , " Chromatography , " Elsevier , London , 1953 , p . 158-171 ) there are remarkably few reliable records of the RG ...
Page 4270
... chromatography , the latter spot being much the less intense . Hydrolysis of Griseoviridin Epoxy - acetate .— ( a ) The crude epoxide ( 50 mg .; Part I ) was distilled with 0.02N - sulphuric acid ( 100 c.c. ) and the distillate treated ...
... chromatography , the latter spot being much the less intense . Hydrolysis of Griseoviridin Epoxy - acetate .— ( a ) The crude epoxide ( 50 mg .; Part I ) was distilled with 0.02N - sulphuric acid ( 100 c.c. ) and the distillate treated ...
Contents
Alkenylation with Lithium Alkenyls Part IX Synthesis of Dimethylbutadiene PAGE | 3324 |
Alkenylation with Lithium Alkenyls Part XII Dihydronaphthyl and Indenyl | 3337 |
11dimethylcarbazoles | 3362 |
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4-dinitrophenylhydrazone absorption acetic acid acetic anhydride acetone acetyl added alcohol aldehyde alumina Amer ammonia aqueous ethanol atoms band benzene boiling Braude bromide Calc carbonate Chem chloride chloroform chromatography colour compound concentrated cooled crystallised from ethanol crystals cyclohexanone decomp derivatives dilute dissolved distilled dried electrode eluted ester ethanol ether evaporated filtered filtrate formed Found fraction gave give m. p. heated hydrochloric acid hydrogen hydrolysis imidine infrared iodide isolated ketone light petroleum b. p. lithium lithium aluminium hydride m. p. and mixed methyl mixed m. p. mixture molecules nickel nitrobenzene nitrogen obtained oxide peroxide phenolic potassium hydroxide prepared prisms pyridine Raney nickel reaction recrystallized reduction refluxed Reprint Order requires residue room temperature salt semicarbazone silicon tetrachloride sodium hydroxide solid solution solvent spectra steric stirred substituents sulphate sulphuric acid Table values washed yellow yield