Lot numbers can be found on the outside label of a product:
2,6-Bis(diphenylphosphino)pyridine
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CAS No. 64741-27-1
- Cat. No. CS-0203244
- Purity≥98%
- MDL No.None
*For research and further manufacturing use only, not for direct human use.
Structure of 64741-27-1
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General Information
- CAS No. 64741-27-1
- Cat. No. CS-0203244
- Purity ≥98%
- MDL No. None
- Storage 4°C, stored under nitrogen
- Shipping Room temperature in continental US; may vary elsewhere.
- Molecular Formula C₂₉H₂₃NP₂
- Molecular Weight 447.45
- Synonym(s) 2,6-bis(diphenylphosphanyl)pyridine
- SMILES C1(P(C2=CC=CC=C2)C3=CC=CC=C3)=CC=CC(P(C4=CC=CC=C4)C5=CC=CC=C5)=N1
Description
2,6-Bis(diphenylphosphino)pyridine is a bidentate phosphine ligand featuring two diphenylphosphino groups positioned at the 2 and 6 positions of a pyridine ring. This spatial arrangement enables strong chelation with transition metals, delivering enhanced stability and tunable electronic properties in catalytic systems. The ligand exhibits excellent solubility in organic solvents and maintains integrity under standard handling conditions.
Application
2,6-Bis(diphenylphosphino)pyridine serves as a versatile bidentate phosphine ligand in transition metal catalysis, enabling efficient cross-coupling reactions and homogeneous catalytic transformations. Its rigid pyridine backbone and sterically accessible phosphine donors enhance catalyst stability and reactivity, particularly in palladium- and nickel-catalyzed processes. The ligand exhibits excellent bench stability, facilitates easy purification, and demonstrates broad functional group tolerance in synthetic workflows.
Synthesis
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Route1
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In-stock
626-05-1 -
829-85-6 - ~67%
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In-stock
64741-27-1
References
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Herd, Oliver; Hessler, Antonella; Hingst, Martin; Tepper, Michael; Stelzer, Othmar Journal of Organometallic Chemistry, 1996 , vol. 522, # 1 p. 69 - 76
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Route2
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In-stock
37943-90-1 -
1079-66-9
- ~50%
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In-stock
64741-27-1
References
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Gros, Philippe; Younes-Millot, Christophe Ben; Fort, Yves Tetrahedron Letters, 2000 , vol. 41, # 3 p. 303 - 306
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Route3
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In-stock
1513-65-1 -
4376-01-6
- ~%
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In-stock
64741-27-1
References
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Al-Benna, Sarah; Sarsfield, Mark J.; Thornton-Pett, Mark; Ormsby, Daniel L.; Maddox, Peter J.; Bres, Philippe; Bochmann, Manfred Journal of the Chemical Society, Dalton Transactions: Inorganic Chemistry (1972-1999), 2000 , # 23 p. 4247 - 4257
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Safety Information
Download SDS|
GHS Pictogram :
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GHS No : GHS07
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Signal Word : Warning
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UN#: N/A
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Class : N/A
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Packing Group : N/A
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Hazard Statements : H302-H315-H319-H335
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Precautionary Statements : P261-P264-P270-P271-P280-P302+P352-P304+P340-P330-P362+P364-P405-P501
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Quality Control
Computational Chemistry Data
- TPSA 12.89
- LogP 4.598
- H_Acceptors 1
- H_Donors 0
- Rotatable_Bonds 6
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Key Words
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