4.8 Article

Carbene-Catalyzed α-Carbon Amination of Chloroaldehydes for Enantioselective Access to Dihydroquinoxaline Derivatives

Journal

ORGANIC LETTERS
Volume 21, Issue 11, Pages 4340-4344

Publisher

AMER CHEMICAL SOC
DOI: 10.1021/acs.orglett.9b01520

Keywords

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Funding

  1. National Natural Science Foundation of China [21772029, 21472028]
  2. National Key Technologies RD Program [2014BA-D23B01]
  3. Ministry of Education of Singapore [MOE2013-T2-2-003, MOE2016-T2-1-032, RG108/16]
  4. Singapore National Research Foundation [NRF-NRFI2016-06]
  5. A*STAR Individual Research Grant [A1783c0008]
  6. Nanyang Research Award Grant
  7. Nanyang Technological University
  8. Thousand Talent Plan
  9. The 10 Talent Plan (Shicengci) of Guizhou Province
  10. Guizhou Province Returned Oversea Student Science and Technology Activity Program, Guizhou University (China)

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An NHC-catalyzed alpha-carbon amination of chloroaldehydes was developed. Cyclohexadiene-1,2-diimines are used as amination reagents and four-atom synthons. Our reaction affords optically enriched dihydroquinoxalines that are core structures in natural products and synthetic bioactive molecules.

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