A microwave plasma torch(MPT) simultaneous spectrometer was used to study the spectral character and the matrix effect on alkali metal ions in solution. The mai
4,5-Dibromo-1-methyl-2-trichloroacetylpyrrole I, prepared by the reaction of 1-me- thyl-2-trichloroacetylpyrrole with Br2 in 98.6 % yield, was condensed with me