K10 montmorillonite in dichloromethane in the dark; var. reag. HCl, AcOH, NaOAc, pyridine, H2TPP, var.time and temp.; Yield given. Yields of byproduct given;

K10 montmorillonite in dichloromethane in the dark; var. reag. HCl, AcOH, NaOAc, pyridine, H2TPP, var.time and temp.; Yield given. Yields of byproduct given;