Lot numbers can be found on the outside label of a product:
4,6-Dichloro-2-methylpyrimidine-5-carbaldehyde
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CAS No. 14160-91-9
- Cat. No. CS-W018752
- Purity≥95%
- MDL No.MFCD09909782
*For research and further manufacturing use only, not for direct human use.
Structure of 14160-91-9
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General Information
- CAS No. 14160-91-9
- Cat. No. CS-W018752
- Purity ≥95%
- MDL No. MFCD09909782
- Storage -20°C, stored under nitrogen, away from moisture
- Shipping Room temperature in continental US; may vary elsewhere.
- Molecular Formula C₆H₄Cl₂N₂O
- Molecular Weight 191.02
- Synonym(s) 4,6-Dichloro-2-methyl-5-pyrimidinecarbaldehyde
- SMILES CC1=NC(Cl)=C(C=O)C(Cl)=N1
Description
4,6-Dichloro-2-methylpyrimidine-5-carbaldehyde features a reactive aldehyde group flanked by electron-withdrawing chlorine atoms and a methyl substituent, enabling selective coupling in heterocyclic synthesis. This bench-stable scaffold integrates readily into pharmaceutical intermediates and functional materials, offering high compatibility with nucleophilic addition and condensation reactions under standard conditions.
Application
4,6-Dichloro-2-methylpyrimidine-5-carbaldehyde serves as a versatile building block in heterocyclic synthesis, enabling efficient construction of pyrimidine-based scaffolds. Its dual electrophilic sites—chlorine atoms at C4 and C6—facilitate selective substitution, while the aldehyde group provides a handle for reductive amination, oxime formation, or coupling reactions. Bench-stable and compatible with standard reaction conditions, it functions effectively in medicinal chemistry campaigns requiring functionalized pyrimidines.
Synthesis
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Route1
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15263-76-0 - ~18%
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In-stock
14160-91-9
References
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ASTRAZENECA AB; ASTRAZENECA UK LIMITED; BIRCH, Alan, Martin; GOLDBERG, Frederick, Woolf; LEACH, Andrew Patent: WO2011/121350 A1, 2011 ; Location in patent: Page/Page column 118-119 ; WO 2011/121350 A1
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Route2
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68-12-2
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In-stock
1194-22-5 - ~43%
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In-stock
14160-91-9
References
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Takeda Pharmaceutical Company Limited Patent: EP2471793 A1, 2012 ; Location in patent: Page/Page column 42 ;
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Route3
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1780-26-3 -
In-stock
67242-59-5 - ~%
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In-stock
14160-91-9
References
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Journal of Medicinal Chemistry, , vol. 55, # 11 p. 5188 - 5219
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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 42.85
- LogP 1.90432
- H_Acceptors 3
- H_Donors 0
- Rotatable_Bonds 1
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Key Words
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