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Synthesis 1987; 1987(8): 709-711
DOI: 10.1055/s-1987-28053
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Reactions of Sodium Borohydride in Acidic Media; XVI.1 N-Methylation of Amines with Paraformaldehyde/Trifluoroacetic Acid

Gordon W. Gribble* , Charles F. Nutaitis
  • *Department of Chemistry, Dartmouth College, Hanover, NH 03755, U.S.A.
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Publikationsdatum:
12. September 2002 (online)

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Primary and secondary amines are N-methylated to afford tertiary amines with the combination of paraformaldehyde, sodium borohydride, and trifluoroacetic acid.