Journal of the Chemical Society, Pages 1-1026The Society., 1950 |
From inside the book
Results 1-3 of 70
Page 135
... filtrate deposited more green solid when kept . The apple - green solid dissolved in 80 ml . of chloroform to give a dark green solution , which on cooling re - deposited solid , which was filtered off . This had a different shade of ...
... filtrate deposited more green solid when kept . The apple - green solid dissolved in 80 ml . of chloroform to give a dark green solution , which on cooling re - deposited solid , which was filtered off . This had a different shade of ...
Page 537
... filtrate was concentrated , and the syrupy residue extracted exhaustively with methanol , leaving an insoluble barium salt ( 0.8 g . ) . The methanol extract contained galactose ( 0 · 82 g . ) , arabinose ( 0-07 g . ) , and xylose ( 0 ...
... filtrate was concentrated , and the syrupy residue extracted exhaustively with methanol , leaving an insoluble barium salt ( 0.8 g . ) . The methanol extract contained galactose ( 0 · 82 g . ) , arabinose ( 0-07 g . ) , and xylose ( 0 ...
Page 986
... filtrate ( ii ) . Residue ( i ) was washed with water ( 150 ml . ) , the washings being added to ( ii ) , then suspended in water ( 200 ml . ) , made alkaline with concentrated sodium carbonate solution , heated to 85 ° , and filtered ...
... filtrate ( ii ) . Residue ( i ) was washed with water ( 150 ml . ) , the washings being added to ( ii ) , then suspended in water ( 200 ml . ) , made alkaline with concentrated sodium carbonate solution , heated to 85 ° , and filtered ...
Other editions - View all
Common terms and phrases
4-dione absorption acetic acid acetic anhydride acetone acetyl activity added alcohol alkaline Amer amine ammonia amylose anhydride atom benzene boiling bromide bromine trifluoride Calc carbon dioxide carbon tetrachloride catalyst CH₂ Chem chloride chloroform CO₂ colour colourless complex compound containing cooling copper corresponding crystallised crystals cyclisation decomp derivatives diazomethane dilute dioxan dissolved distilled disulphide dried electron ester ethanol ethyl acetate ethylamine evaporated filtered filtrate formed Found fraction gave give heated under reflux hydrochloric acid hydrogen chloride hydrolysis iodide isolated ketone light petroleum b. p. liquid m. p. and mixed metals method methyl minutes mixed m. p. mixture molecule needles nitrate obtained oxidation peroxide potassium precipitate prepared prisms pyridine Q-enzyme reaction reagent reduced requires residue room temperature salt separated sodium hydroxide solid soluble solution solvent sulphate sulphide sulphuric acid washed yellow yield