Journal of the Chemical SocietyThe Society., 1961 |
From inside the book
Results 1-3 of 77
Page 4497
... dilution , the aminopyridone was recovered in 80 % yield . It crystallised from dilute methanol in needles , m . p . 181 ° ( Found : C , 77-4 ; H , 5-25 ; N , 7 · 8 . C23H18N2O2 requires C , 77-9 ; H , 5 · 1 ; N , 7 · 9 % ) . It reduces ...
... dilution , the aminopyridone was recovered in 80 % yield . It crystallised from dilute methanol in needles , m . p . 181 ° ( Found : C , 77-4 ; H , 5-25 ; N , 7 · 8 . C23H18N2O2 requires C , 77-9 ; H , 5 · 1 ; N , 7 · 9 % ) . It reduces ...
Page 4683
... dilute alcohol in yellow needles , m . p . 140—142 ° ( Found : C , 77-7 ; H , 4 · 9 . C1sH14O3 requires C , 77 · 7 ; H , 5 · 0 % ) . 2 - Acetoxy - 1 - acetylanthracene , prepared as above from 1 - acetyl - 2 - anthrol , crystallised ...
... dilute alcohol in yellow needles , m . p . 140—142 ° ( Found : C , 77-7 ; H , 4 · 9 . C1sH14O3 requires C , 77 · 7 ; H , 5 · 0 % ) . 2 - Acetoxy - 1 - acetylanthracene , prepared as above from 1 - acetyl - 2 - anthrol , crystallised ...
Page 5349
... dilute hydrochloric acid were added and the mixture was extracted with ether . Drying ( MgSO ) and evaporation of the solvent gave a quantitative yield of the hydroxy - acid ( V ; RH ) . The S - benzylthiouronium salt melted at 146-147 ...
... dilute hydrochloric acid were added and the mixture was extracted with ether . Drying ( MgSO ) and evaporation of the solvent gave a quantitative yield of the hydroxy - acid ( V ; RH ) . The S - benzylthiouronium salt melted at 146-147 ...
Contents
NO PAGE | 4269 |
NO PAGE | 4290 |
The existence of the P¹P¹diethyl pyrophosphate | 4321 |
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absorption acetic acid acetic anhydride acetone added alcohol alkaline alumina Amer amine ammonia atom band benzene benzoyl chloride bond bromide Calc carbonate carbonyl CH₂ Chem chloride chloroform chromatography cm.¹ complex compound concentration constant cooled crystallised crystals decomp derivative diethyl dilute dimer diol dioxan distilled dried eluted ester ethanol ethyl acetate evaporated EXPERIMENTAL ferrocene filtered filtrate formed Found fraction gave give H₂O heated hydrochloric acid hydrolysis hydroxyl infrared infrared spectrum iodide isolated isomer ketone lactone lithium aluminium hydride m. p. and mixed mixed m. p. mixture mole molecules needles nitrate nitrobenzene nitrogen obtained oxidation potassium precipitate prepared prisms proton pyridine reaction reactivity reagent reduced refluxed requires residue room temperature salt sodium hydroxide solid soluble solution solvent spectra steric stirred structure substituents sulphuric acid Table tetrahydrofuran triarsine ultraviolet values washed yellow yield