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3. Asymmetric Cyclopropanation

  • Sumitomo Chemical is proud of its pioneering work in an industrial scale production of chiral cyclopropane derivatives since early 1980s.
  • Sumitomo continues to develop state-of-the-art catalysts realizing excellent enantioselectivity and cis/trans selectivity.
  • Screening test from numerous collection of commercial / proprietary catalysts.
  • The best selection of a catalyst for required enantioselectivity and cis / trans selectivity.
  • Process development for chiral catalysts at commercial production scale.
  • Efficient in-house manufacture of starting styrene derivatives.

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