Journal of the Chemical SocietyThe Society., 1951 |
From inside the book
Results 1-3 of 70
Page 325
... evaporated , and the residue extracted with boiling methanol . The methanol extract was evaporated to a syrup which was examined on the paper chromatogram amd observed to contain mainly rhamnose ( RG 0.30 ) , with only a small quantity ...
... evaporated , and the residue extracted with boiling methanol . The methanol extract was evaporated to a syrup which was examined on the paper chromatogram amd observed to contain mainly rhamnose ( RG 0.30 ) , with only a small quantity ...
Page 410
... evaporated , and the residue heated for several hours . After extraction with ether , the aqueous solution was evaporated to small volume ; Schotten - Baumann benzoylation then gave 2 - benzamido - 2 - phenylhexane , m . p . 146—147 ...
... evaporated , and the residue heated for several hours . After extraction with ether , the aqueous solution was evaporated to small volume ; Schotten - Baumann benzoylation then gave 2 - benzamido - 2 - phenylhexane , m . p . 146—147 ...
Page 723
... evaporation to dryness , a sample of the product was dissolved in chloroform and dried ( Na2SO , ) , and the chloroform evaporated off to small bulk . The methylated compound was then precipitated with light petroleum ( b . p . 60-80 ...
... evaporation to dryness , a sample of the product was dissolved in chloroform and dried ( Na2SO , ) , and the chloroform evaporated off to small bulk . The methylated compound was then precipitated with light petroleum ( b . p . 60-80 ...
Contents
Synthesis of 8Substituted Pteridine Derivatives | 3 |
A Contribution to the Chemistry of the Sesquiterpene Humulene | 22 |
Studies in Coordination Chemistry Part VII Complexes of Univalent Copper | 38 |
72 other sections not shown
Other editions - View all
Common terms and phrases
absorption acetic anhydride acetone acridine added alcohol alkaline Amer anhydride atoms benzene boiling bromine Calc carbinol carbon cations cell Chem chloroform colourless complex compound concentration constant crystallised crystals curve D.Sc decomp decomposition derivatives diamidide dilute dissolved distilled dried electrode equation ester ethanol ether ethyl alcohol evaporated EXPERIMENTAL extracted filtered formation formed Found fraction gave give m. p. glacial acetic acid Grignard reagent heated hydrochloric acid hydrogen chloride hydrogen phthalate hydrolysis iodide isolated ketone light petroleum b. p. m. p. and mixed method methyl minutes mixed m. p. mixture molecular molecules morolic needles obtained olefin oxidation peroxide phenyl phosphate phthalate potassium hydroxide precipitate prepared prisms pteridine pyridine reaction reduction refluxed requires residue room temperature salt saturated separated sodium hydroxide solid soluble solvent sulphate sulphuric acid Table titration trifluoroiodomethane values washed yellow yield