What people are saying - Write a review
We haven't found any reviews in the usual places.
Condensation of 3Carbethoxycoumarin with Ketones in the Presence of Ammonium Acetate or Amines
Part XI Synthesis of 68Diamino7methoxy3methylisocoumarin Related Isocoumarins
49 other sections not shown
Other editions - View all
acetic acid acetone added adsorption alkali aluminium amide amine atom band benzaldehyde benzene benzyl bond carbonyl chelates Chem chemical chloride chloroform colourless complexes compounds concentration cooled crystallized from ethanol cyclization Delhi Department of Chemistry derivative dimethyl dioxane dried electron ester ethanol ethyl acetate EtOH evaporated extracted with ether filtered formation Found gave give Hartree-Fock heated hydride hydrochloric hydrogen hydroxide Indian inorg ions lactam layer ligand metal method methoxy methyl mmoles mole molecular molecules NaOH needles Ni(II nitrate nitro nitrogen nm log NMR spectrum obtained oxidation oxime oxygen phenyl potassium precipitate prepared presence proton pyridine reaction mixture recrystallized reduction refluxed requires residue room temperature salt sample showed silica gel sodium sodium hydroxide solid solution solvent spectra stirred structure sulphuric surface synthesis Table tion values vanadium(III vmax washed yellow yield