Lot numbers can be found on the outside label of a product:
3,6-Dichloro-4,5-dimethylpyridazine
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CAS No. 34584-69-5
- Cat. No. CS-W021821
- Purity≥98%
- MDL No.None
*For research and further manufacturing use only, not for direct human use.
Structure of 34584-69-5
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General Information
- CAS No. 34584-69-5
- Cat. No. CS-W021821
- Purity ≥98%
- MDL No. None
- Storage -20°C, sealed storage, away from moisture
- Shipping Room temperature in continental US; may vary elsewhere.
- Molecular Formula C₆H₆Cl₂N₂
- Molecular Weight 177.03
- Synonym(s) oro-4,5-dimethyL
- SMILES CC1=C(C)C(Cl)=NN=C1Cl
Description
3,6-Dichloro-4,5-dimethylpyridazine is a sterically hindered, electron-deficient heterocycle featuring two chlorine substituents at the 3 and 6 positions and methyl groups flanking the ring’s 4 and 5 positions. This configuration imparts enhanced stability and facilitates selective coupling reactions in synthetic pathways. The molecule serves as a key scaffold in medicinal chemistry for constructing bioactive compounds due to its ability to modulate electronic and steric properties within target molecules.
Application
3,6-Dichloro-4,5-dimethylpyridazine serves as a versatile building block in medicinal chemistry, enabling selective functionalization at the pyridazine core. Its dichloro substitution pattern facilitates palladium-catalyzed cross-coupling reactions, while the methyl groups enhance metabolic stability and modulate electronic properties. The compound exhibits excellent bench stability and compatibility with standard purification methods, making it well-suited for modular synthesis of heterocyclic scaffolds and API intermediates.
Synthesis
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Route1
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In-stock
5754-17-6 - ~%
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In-stock
34584-69-5
References
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Journal of Organic Chemistry, , vol. 20, p. 707,708 Journal of the American Chemical Society, , vol. 76, p. 4454,4457
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Route2
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In-stock
766-39-2 - ~%
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In-stock
34584-69-5
References
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US2011/34451 A1, ;
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Route3
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63751-07-5 - ~%
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In-stock
34584-69-5
References
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Journal of Organic Chemistry, , vol. 20, p. 707,708
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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 25.78
- LogP 2.40024
- H_Acceptors 2
- H_Donors 0
- Rotatable_Bonds 0
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Key Words
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