Lot numbers can be found on the outside label of a product:
(S,S)-tBu-Dbfox
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CAS No. 2067322-25-0
- Cat. No. CS-0145081
- Purity≥97%
- MDL No.None
*For research and further manufacturing use only, not for direct human use.
Structure of 2067322-25-0
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General Information
- CAS No. 2067322-25-0
- Cat. No. CS-0145081
- Purity ≥97%
- MDL No. None
- Storage -20°C
- Shipping Room temperature in continental US; may vary elsewhere.
- Molecular Formula C₂₆H₃₀N₂O₃
- Molecular Weight 418.53
- Synonym(s) (4S,4'S)-2,2'-Dibenzo[b,d]furan-4,6-diylbis[4-(2-methyl-2-propanyl)-4,5-dihydro-1,3-oxazole]
- SMILES CC(C)(C)[C@H]1COC(C2=CC=CC3=C2OC4=C3C=CC=C4C5=N[C@@H](C(C)(C)C)CO5)=N1
Description
(S,S)-tBu-Dbfox is a bench-stable, chiral bis(oxazoline) ligand featuring a tert-butyl-substituted dihydroxybenzene core. This sterically hindered architecture enhances enantioselectivity in transition-metal-catalyzed asymmetric reactions, particularly in copper-mediated transformations. The ligand's robustness under standard conditions enables reliable performance in process development workflows.
Application
(S,S)-tBu-Dbfox serves as a highly effective chiral ligand in asymmetric transition metal catalysis, enabling enantioselective transformations such as allylic alkylation and conjugate addition. Its robust tert-butyl substituents enhance steric control and bench stability, while the dibenzofuran scaffold provides rigidity and favorable electronic properties. The ligand demonstrates excellent functional group tolerance and reproducible enantioselectivity in established synthetic protocols, making it a practical choice for scalable asymmetric synthesis.
Safety Information
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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-P302+P352
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Quality Control
Computational Chemistry Data
- TPSA 56.32
- LogP 5.969
- H_Acceptors 5
- H_Donors 0
- Rotatable_Bonds 2
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Key Words
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