Journal of the Chemical SocietyThe Society., 1963 |
Contents
NO PAGE | 1363 |
267 | 1387 |
Glucosides and aglycones from canary scrophulariaceae Part VI Structure | 1401 |
117 other sections not shown
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Common terms and phrases
absorption acetic acid acetone acetyl added alcohol alkaline alumina Amax Amer anhydride aqueous arabinose atomic orbitals bands benzene boiling bond bromide Calc calculated carbon tetrachloride carbonyl CH₂ Chem chloride chloroform chromatography cm.¹ complex compounds concentrated cooled crystallised decomp derivative dilute distilled dried eluted ester ethanol ether ethyl acetate evaporated EXPERIMENTAL extracted filtered fluorine Found fraction galactose gave ginkgetin give glycosides heated hydride hydrochloric hydrogen hydrolysis infrared spectrum iodide isolated isomer ketone light petroleum b. p. lithium aluminium hydride m. p. and mixed magnetic methyl glycosides mixed m. p. mixture mole molecular molecule needles nitrogen obtained oxidation perchlorate peroxide phenol polymers polysaccharide potassium precipitate prepared protons pyridine reaction reduced refluxed requires residue room temperature saturated sodium hydroxide solution solvent solvolysis spectra structure sugars sulphuric Table triethyl phosphite values yellow yield