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Product number: AS2115

CAS number: 2379276-60-3

Patent number: PCT/IB2019/053138

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Efficient in macrocyclization.

Comparison with competing products: 

  • 50% higher TON in CM with acrylonitrile when compared to the best NHC-based catalyst. 
  • Tenfold higher TON in macrocyclic RCM of 16-membered lactone than Hoveyda-Grubbs and Grubbs 2nd gen. catalysts
  • equivalent of  UltraNitroCat, which may give different results depending on reaction conditions 

Chemical properties

Chemical formula:


Molecular weight:

790.87 g/mol

Physical state:




Handling information

Application temperature: RT to 85 °C 

Reaction solvent: toluene, ethyl acetate, dimethyl carbonate, CPME 

Solvent for stock solution: toluene or DCM if higher concentration is required. 

Storage information

Long-term storage (>1 week):

Store under inert gas in a cold place (recommended temp. 2 - 8 °C).

Short-term storage (<1 week):

Store under inert gas at ambient temperature.

Any questions about product?

Cengiz Azap, PhD
Chief Commercial Officer
Tel.: (+49) 176 8142 0090