Lot numbers can be found on the outside label of a product:
1,6-Bis(diphenylphosphino)hexane
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CAS No. 19845-69-3
- Cat. No. CS-W011571
- Purity≥97%
- MDL No.MFCD00003053
*For research and further manufacturing use only, not for direct human use.
Structure of 19845-69-3
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General Information
- CAS No. 19845-69-3
- Cat. No. CS-W011571
- Purity ≥97%
- MDL No. MFCD00003053
- Storage 4°C, protect from light, stored under nitrogen
- Shipping Room temperature in continental US; may vary elsewhere.
- Molecular Formula C₃₀H₃₂P₂
- Molecular Weight 454.53
- Synonym(s) phosphine, 1,1'-(1,6-hexanediyl)bis[1,1-diphenyl-
- SMILES P(CCCCCCP(C1=CC=CC=C1)C2=CC=CC=C2)(C3=CC=CC=C3)C4=CC=CC=C4
Description
1,6-Bis(diphenylphosphino)hexane is a bidentate phosphine ligand featuring a flexible hexamethylene backbone that enables optimal coordination geometry in transition metal complexes. The diphenylphosphino groups deliver strong electron donation and steric bulk, enhancing catalyst stability and selectivity in cross-coupling reactions. This ligand exhibits excellent solubility in common organic solvents and maintains integrity under standard handling conditions.
Application
1,6-Bis(diphenylphosphino)hexane serves as a versatile bidentate ligand in transition metal catalysis, particularly in palladium- and nickel-catalyzed cross-coupling reactions. Its rigid yet flexible backbone enables efficient chelation, enhancing catalyst stability and turnover. The ligand demonstrates excellent functional group tolerance and is valued for its bench stability and ease of handling in synthetic workflows requiring selective C–C bond formation.
Synthesis
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Route1
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In-stock
629-03-8 -
829-85-6 - ~68%
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In-stock
19845-69-3
References
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Honaker, Matthew T.; Salvatore, Ralph Nicholas Phosphorus, Sulfur and Silicon and the Related Elements, 2004 , vol. 179, # 2 p. 277 - 283
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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 : H315-H319-H335
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Precautionary Statements : P261-P264-P271-P280-P302+P352-P304+P340-P362+P364-P405-P501
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Quality Control
Computational Chemistry Data
- TPSA 0
- LogP 6.8126
- H_Acceptors 0
- H_Donors 0
- Rotatable_Bonds 11
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Key Words
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