Lot numbers can be found on the outside label of a product:
4-Chloro-2-isopropylpyridine
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CAS No. 98420-91-8
- Cat. No. CS-0154264
- Purity≥95%
- MDL No.MFCD11043616
*For research and further manufacturing use only, not for direct human use.
Structure of 98420-91-8
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General Information
- CAS No. 98420-91-8
- Cat. No. CS-0154264
- Purity ≥95%
- MDL No. MFCD11043616
- Storage 4°C
- Shipping Room temperature in continental US; may vary elsewhere.
- Molecular Formula C₈H₁₀ClN
- Molecular Weight 155.62
- Synonym(s) 4-chloro-2-(1-Methylethyl)pyridine
- SMILES CC(C)C1=NC=CC(=C1)Cl
Description
4-Chloro-2-isopropylpyridine is a bench-stable, electron-deficient pyridine derivative featuring a strategically positioned chloro group and sterically hindered isopropyl substituent. This combination enables selective functionalization in synthetic routes to pharmaceutical intermediates and agrochemical scaffolds, offering enhanced reactivity control under standard conditions.
Application
4-Chloro-2-isopropylpyridine serves as a versatile building block in medicinal chemistry, enabling direct functionalization at the C4 position via palladium-catalyzed cross-coupling reactions. The isopropyl group provides steric and electronic modulation, enhancing metabolic stability in target molecules. Its bench-stable nature and compatibility with diverse reaction conditions facilitate efficient synthesis of substituted pyridines relevant to pharmaceutical development.
Synthesis
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Route1
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74-88-4 - ~%
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3678-65-7 -
In-stock
98420-91-8
References
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BAYER PHARMACEUTICALS CORPORATION Patent: WO2005/35507 A2, 2005 ; Location in patent: Page/Page column 56-57 ; WO 2005/035507 A2
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Route2
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In-stock
3678-63-5 - ~%
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3678-65-7
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In-stock
98420-91-8
References
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BAYER PHARMACEUTICALS CORPORATION Patent: WO2006/99231 A1, 2006 ; Location in patent: Page/Page column 41-42 ;
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Route3
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626-61-9 - ~%
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In-stock
98420-91-8
References
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Comins, Daniel L.; Mantlo, Nathan B. Journal of Organic Chemistry, 1985 , vol. 50, # 22 p. 4410 - 4411
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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-P305+P351+P338-P330-P362+P364-P403+P233-P405-P501
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Quality Control
Computational Chemistry Data
- TPSA 12.89
- LogP 2.8584
- H_Acceptors 1
- H_Donors 0
- Rotatable_Bonds 1
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Key Words
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