Lot numbers can be found on the outside label of a product:
3,5-Di(2-pyridyl)pyrazole
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CAS No. 129485-83-2
- Cat. No. CS-0095559
- Purity≥98%
- MDL No.MFCD00130125
*For research and further manufacturing use only, not for direct human use.
Structure of 129485-83-2
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General Information
- CAS No. 129485-83-2
- Cat. No. CS-0095559
- Purity ≥98%
- MDL No. MFCD00130125
- Storage RT, protect from light, stored under nitrogen
- Shipping Room temperature in continental US; may vary elsewhere.
- Molecular Formula C₁₃H₁₀N₄
- Molecular Weight 222.25
- Synonym(s) None
- SMILES N1=CC=CC=C1C2=NNC(=C2)C=3N=CC=CC3
Description
3,5-Di(2-pyridyl)pyrazole features a rigid, electron-deficient pyrazole core flanked by two 2-pyridyl groups, enabling strong metal coordination. This design delivers high selectivity for transition metals in catalytic systems and supramolecular assemblies. The molecule exhibits excellent bench stability and solubility in common organic solvents, simplifying handling in synthetic workflows.
Application
3,5-Di(2-pyridyl)pyrazole serves as a versatile bidentate ligand in transition metal catalysis, enabling efficient coordination to palladium, copper, and nickel centers. Its rigid, electron-rich architecture enhances complex stability and catalytic turnover in cross-coupling reactions. The molecule exhibits excellent bench stability, facilitates straightforward purification, and demonstrates broad functional group tolerance in standard synthetic workflows.
Synthesis
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Route1
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129485-44-5 - ~83%
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In-stock
129485-83-2
References
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Collection of Czechoslovak Chemical Communications, , vol. 55, # 5 p. 1228 - 1233
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Route2
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1122-62-9 - ~%
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In-stock
129485-83-2
References
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WO2012/3405 A1, ; WO 2012/003405 A1
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Route3
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In-stock
2459-07-6 - ~%
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In-stock
129485-83-2
References
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WO2012/3405 A1, ; WO 2012/003405 A1
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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
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Precautionary Statements : P264-P280-P302+P352-P362
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Quality Control
Computational Chemistry Data
- TPSA 54.46
- LogP 2.5337
- H_Acceptors 3
- H_Donors 1
- Rotatable_Bonds 2
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Key Words
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