Intermolecular Asymmetric Arylative Dearomatization of 1-Naphthols
2024

Arylative Dearomatization of 1-Naphthols

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Author Information

Author(s): Kadarauch Max, Moss Thomas A., Phipps Robert J.

Primary Institution: University of Cambridge

Hypothesis

Can attractive interactions between the ligand and substrate promote intermolecular, highly enantioselective arylative dearomatization of naphthols?

Conclusion

The study successfully demonstrates a highly enantioselective intermolecular arylative dearomatization of 1-naphthols using a specific chiral ligand.

Supporting Evidence

  • The use of sulfonated chiral phosphine sSPhos was crucial for controlling enantioselectivity.
  • Excellent enantioselectivity (98% ee) was achieved under optimized conditions.
  • The methodology demonstrated versatility in synthesizing pharmaceutical analogues.

Takeaway

This research shows a new way to make complex molecules by attaching groups to naphthols in a very specific way, which is important for making medicines.

Methodology

The study utilized palladium-catalyzed arylative dearomatization with a chiral ligand to achieve enantioselectivity.

Limitations

Intermolecular dearomatization of phenol nucleophiles was found to be too challenging.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1021/jacs.4c14754

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