Lot numbers can be found on the outside label of a product:
3,3',5,5'-Tetramethyl-2,2'-biphenol
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CAS No. 26567-10-2
- Cat. No. CS-0106526
- Purity≥98%
- MDL No.MFCD00854202
*For research and further manufacturing use only, not for direct human use.
Structure of 26567-10-2
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General Information
- CAS No. 26567-10-2
- Cat. No. CS-0106526
- Purity ≥98%
- MDL No. MFCD00854202
- Storage 4°C, protect from light, stored under nitrogen
- Shipping Room temperature in continental US; may vary elsewhere.
- Molecular Formula C₁₆H₁₈O₂
- Molecular Weight None
- Synonym(s) 3,3',5,5'-Tetramethyl-1,1'-biphenyl-2,2'-diol
- SMILES OC1=C(C2=CC(C)=CC(C)=C2O)C=C(C)C=C1C
Description
3,3',5,5'-Tetramethyl-2,2'-biphenol features a sterically hindered biphenyl scaffold with methyl groups at key ortho positions, enhancing stability and reducing unwanted side reactions. This bench-stable phenolic compound integrates readily into oxidation-sensitive transformations and serves as a robust ligand in catalytic systems requiring electron-rich, protected aromatic frameworks.
Application
3,3',5,5'-Tetramethyl-2,2'-biphenol serves as a sterically hindered phenolic building block for the synthesis of functionalized biphenyl scaffolds. Its methyl substituents enhance bench stability and solubility while enabling selective functionalization at the 2,2′-positions. The compound functions effectively in Ullmann-type coupling reactions and serves as a key intermediate in the construction of chiral ligands and advanced materials.
Synthesis
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Route1
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105-67-9 - ~73%
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In-stock
26567-10-2
References
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Neelamegam, Ramesh; Palatnik, Matthew T.; Fraser-Rini, James; Slifstein, Mark; Abi-Dargham, Anissa; Easwaramoorthy, Balu Tetrahedron Letters, 2010 , vol. 51, # 18 p. 2497 - 2499
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Route2
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98-88-4
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105-67-9
- ~%
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16762-34-8 -
In-stock
26567-10-2
References
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Dean, Francis M.; Herbin, G. Antonio; Matkin, David A.; Price, Anthony W.; Robinson, Malcolm L. Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1980 , p. 1986 - 1993
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Route3
References
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Huddle, Penelope A.; Perold, Guido W. Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1980 , p. 2617 - 2625
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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 : H319
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Precautionary Statements : P264-P280-P305+P351+P338-P337+P313
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Quality Control
Computational Chemistry Data
- TPSA 40.46
- LogP 3.99848
- H_Acceptors 2
- H_Donors 2
- Rotatable_Bonds 1
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Key Words
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