1,3-Bis(2,4,6-trimethylphenyl)imidazol-2-ylidene, min. 98%

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Supplier Alfa Chemistry
Product # ACM141556425-1
CAS # 141556-42-5
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Synonyms IMes; 141556-42-5; D3870; C-1996; 1,3-BIS(2,4,6-TRIMETHYLPHENYL)IMIDAZOL-2-YLIDENE; 6880AA; SC11699; 1,3-Dimesitylimidazol-2-ylidene; AK119064; 1,3-bis(2,4,6-trimethylphenyl)-imidazolium;
IUPAC Name 1,3-bis(2,4,6-trimethylphenyl)-2H-imidazol-1-ium-2-ide;
MolecularFormula C21H24N2;
MolecularWeight 304.437g/mol
Application
  • Nucleophilic carbene that serves as a bulky, electron-rich "phosphine mimic" for metal-catalyzed reactions.
  • (a) Palladium-catalyzed Suzuki cross-coupling of aryl chlorides.
  • (b) Ruthenium-carbene complexes serve as more reactive catalyst for ring-closing metathesis.
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