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S Phos, 2-Dicyclohexylphosphino-2′,6′-dimethoxybiphenyl, SPhos
Empirical Formula (Hill Notation):
Número de CAS:
Peso molecular:
Número MDL:
ID de la sustancia en PubChem:

Nivel de calidad




reaction suitability

reaction type: Buchwald-Hartwig Cross Coupling Reaction
reaction type: Cross Couplings
reaction type: Heck Reaction
reaction type: Hiyama Coupling
reaction type: Negishi Coupling
reaction type: Sonogashira Coupling
reaction type: Stille Coupling
reaction type: Suzuki-Miyaura Coupling
reagent type: ligand
reaction type: Buchwald-Hartwig Cross Coupling Reaction

reagent type: ligand
reaction type: Heck Reaction

reagent type: ligand
reaction type: Kumada Coupling

reagent type: ligand
reaction type: Negishi Coupling

reagent type: ligand
reaction type: Suzuki-Miyaura Coupling

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164-166 °C (lit.)

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Descripción general

SPhos [2-Dicyclohexylphosphino-2′,6′-dimethoxybiphenyl] is an air-stable, electron-rich biaryl phosphine ligand developed by the Buchwald group to enhance the reactivity of palladium catalysis during cross-coupling reactions.


SPhos may be used as a ligand in the following processes:
  • Palladium catalyzed Suzuki-Miyaura cross-coupling reaction between Boc-protected aminomethyltrifluoroborate and aryl chlorides or hetaryl chlorides to form the corresponding aminomethylarenes.
  • Palladium catalyzed Suzuki-Miyaura cross-coupling reaction between 4-methyl-substituted piperidinylzinc reagent and different aryl or heteroaryl iodides to form various substituted piperidines.
  • Intramolecular Suzuki-Miyaura coupling to form the 18-membered macrocyclic ring during the multi-step synthesis of riccardin C.
Utilized in conjunction with palladium to form a highly active catalyst for C-N bond formation.
Highly universal ligand for Suzuki-Miyaura coupling; aryl chlorides, hindered biaryls, heterobiaryls.


1, 5, 25, 100, 500 g in glass bottle

Información legal

Usage subject to Patents: US 6307087; EP 1097158; JP 5758844; CA 2336691


13 - Non Combustible Solids

WGK Alemania


Punto de inflamabilidad F

Not applicable

Punto de inflamabilidad C

Not applicable

Equipo de protección personal

Eyeshields, Gloves, type N95 (US)

Certificado de Análisis

Certificado de origen

Fast Pd-and Pd/Cu-Catalyzed Direct C?H Arylation of Cyclic Nitrones. Application to the Synthesis of Enantiopure Quaternary ?-Amino Esters
Demory, Emilien, et al.
The Journal of Organic Chemistry, 77.18, 7901-7912 (2012)
Synthesis and Suzuki?Miyaura Cross-Coupling Reactions of Potassium Boc-Protected Aminomethyltrifluoroborate with Aryl and Hetaryl Halides
Molander, Gary A., and Inji Shin.
Organic Letters, 13.15, 3956-3959 (2011)
Seel S, et al.
Journal of the American Chemical Society, 133(13), 4774-4777 (2011)
Synthesis of riccardin C and its seven analogues. Part 1: The role of their phenolic hydroxy groups as LXRa agonists.
Hioki H, et al.
Bioorganic & Medicinal Chemistry Letters, 19(3), 738-741 (2009)
Sustainable Fe?ppm Pd nanoparticle catalysis of Suzuki-Miyaura cross-couplings in water
Handa, Sachin, et al.
Science, 349.6252, 1087-1091 (2015)
Buchwald phosphine ligands for C-C, C-N, and C-O bond formation.
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