Journal of the Chemical SocietyThe Society., 1964 "Titles of chemical papers in British and foreign journals" included in Quarterly journal, v. 1-12. |
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Page 898
... dried and evaporated to give a pale yellow oil ( 2.11 g . , 67 % ) which eventually solidified . After crystallisation from ether it formed colourless needles , m . p . 96-98 ° ( Found : C , 64.8 ; H , 8.1 ; N , 16.9 . C9H14N2O2 ...
... dried and evaporated to give a pale yellow oil ( 2.11 g . , 67 % ) which eventually solidified . After crystallisation from ether it formed colourless needles , m . p . 96-98 ° ( Found : C , 64.8 ; H , 8.1 ; N , 16.9 . C9H14N2O2 ...
Page 1066
... dried ( 25 ° / 0.1 mm . ) for 48 hr . before analysis ( Found : C , 60.5 ; H , 4-7 ; 0 , 3.8 . C44H40BN4O2 Re requires C , 61-9 ; Η , 4-7 ; O , 3.8 % ) . The compound is insoluble in water but is readily soluble in acetone ...
... dried ( 25 ° / 0.1 mm . ) for 48 hr . before analysis ( Found : C , 60.5 ; H , 4-7 ; 0 , 3.8 . C44H40BN4O2 Re requires C , 61-9 ; Η , 4-7 ; O , 3.8 % ) . The compound is insoluble in water but is readily soluble in acetone ...
Page 1080
... dried ( MgSO4 ) . After removal of the ether , the residue was hydrolysed by 24 hours ' boiling with potassium hydroxide ( 120 g . ) in methanol ( 300 ml . ) and water ( 400 ml . ) . The mixture was poured into water and shaken with ...
... dried ( MgSO4 ) . After removal of the ether , the residue was hydrolysed by 24 hours ' boiling with potassium hydroxide ( 120 g . ) in methanol ( 300 ml . ) and water ( 400 ml . ) . The mixture was poured into water and shaken with ...
Contents
NO PAGE | 1 |
Nucleophilic reactivity Part IV Competing bimolecular substitution | 5 |
The biosynthesis of fungal metabolites Part I Two different pathways | 16 |
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absorption acetic acid acetic anhydride alkaline aluminium chloride Amer amine ammonia anhydride aqueous aromatic atoms band benzene bond bromide Calc carbon Chem chloride chloroform chromatography complex compound concentration coupling constants crystallised crystals decomp decomposition derivative dilute dimethyl dimethyl ether dioxan distilled dried Elution equation erythroaphin-fb erythroaphins ester ethanol ether ethyl ethyl acetate evaporated EXPERIMENTAL extracted formation Found fraction gave halides hydrochloric acid hydrogen hydrolysis infrared infrared spectra iodide irradiated isomer k₂ ligand light petroleum m. p. and mixed maltose manganese(III method mixed m. p. mixture mole molecule mµ log nitrogen obtained oxidation oxygen phenyl piperidine potassium precipitate prepared protoaphin proton pyridine quinone reaction recrystallised reflux requires residue room temperature salt sample sodium hydroxide solution solvent spectrum structure substitution Table ultraviolet values Vmax washed yellow yield