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Synthesis 1989; 1989(3): 217-218
DOI: 10.1055/s-1989-27207
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Facile Dehydration of Activated Ketones to Alkynes

James B. Hendrickson* , Md. Sajjat Hussoin
  • *Edison Chemistry Laboratories, Brandeis University, Waltham, MA 02254, USA
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Publikationsdatum:
17. September 2002 (online)

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Ketones activated by ß-carbonyl or phenyl groups are readily dehydrated to alkynes with (Ph3P+)2O, 2-OTf and triethylamine in refluxing 1,2-dichloroethane.