Quarterly Journal of the Chemical Society of London |
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Page 370
... ether left acetophenone ( 40 % ) . The alkaline extract was acidified with hydrochloric acid , the solution extracted with ether , and the ether extract washed , dried , and evaporated to give , on recrystallisation from water , benzoic ...
... ether left acetophenone ( 40 % ) . The alkaline extract was acidified with hydrochloric acid , the solution extracted with ether , and the ether extract washed , dried , and evaporated to give , on recrystallisation from water , benzoic ...
Page 408
... ethanol ( 10 ml . ) for 2 hr . After the removal of the solvent , the residual oil was taken up in water and extracted with ether . The ethereal solution was shaken with 5 % hydrochloric acid , and the acidic extract was treated with ...
... ethanol ( 10 ml . ) for 2 hr . After the removal of the solvent , the residual oil was taken up in water and extracted with ether . The ethereal solution was shaken with 5 % hydrochloric acid , and the acidic extract was treated with ...
Page 811
... extracted with ether ( 2 × 50 c.c. ) , the dried ( MgSO1 ) ether extract evaporated , and the liquid residue distilled to give pentafluorobenzaldehyde ( 1-42 g . ) , m . p . 20 ° , b . p . 168-170 ° . Pentafluorobenzoic Acid ( with ...
... extracted with ether ( 2 × 50 c.c. ) , the dried ( MgSO1 ) ether extract evaporated , and the liquid residue distilled to give pentafluorobenzaldehyde ( 1-42 g . ) , m . p . 20 ° , b . p . 168-170 ° . Pentafluorobenzoic Acid ( with ...
Contents
No PAGE | 7 |
The reaction of molybdenum v chloride with some aliphatic amines | 24 |
NO PAGE | 29 |
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absorption acetic acid acetone added alcohol alkaline alkyl Amer amine anhydride aromatic ation atom band benzene bond bromide Calc carbonyl CH₂ Chem chloride chloroform chromatography cm.¹ column complex compounds concentration constant crystallised cyclic decomp derivatives dilute dioxan disaccharide distilled dried elution equiv ester ethanol ethyl acetate evaporated EXPERIMENTAL extracted with ether filtered formation formed Found fraction frequencies gave give H₂O heated hydrochloric acid hydrolysis hydroxyl infrared infrared spectra iodide isolated isomers ketone lactone light petroleum b. p. limonin lithium aluminium hydride m. p. and mixed methyl mixed m. p. mixture mole molecules needles nitrogen obtained oxidation perchlorate phenol phosphate pipecolic acid potassium precipitate prepared prisms protons pyridine reaction reduced refluxed requires residue room temperature salt sodium hydroxide solid solution solvent spectrum structure substituted sulphuric acid Table ultraviolet values washed yield