Lot numbers can be found on the outside label of a product:
2,5-Dibromopyrimidine
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CAS No. 32779-37-6
- Cat. No. CS-W003495
- Purity≥95%
- MDL No.MFCD08275684
*For research and further manufacturing use only, not for direct human use.
Structure of 32779-37-6
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General Information
- CAS No. 32779-37-6
- Cat. No. CS-W003495
- Purity ≥95%
- MDL No. MFCD08275684
- Storage 4°C
- Shipping Room temperature in continental US; may vary elsewhere.
- Molecular Formula C₄H₂Br₂N₂
- Molecular Weight 237.88
- Synonym(s) T6N CNJ BE EE [WLN]
- SMILES BrC1=CN=C(Br)N=C1
Description
2,5-Dibromopyrimidine serves as a pivotal building block in heterocyclic synthesis, featuring two bromine atoms at electron-deficient positions that enable selective functionalization. This dibromo substitution pattern facilitates efficient cross-coupling reactions and stabilizes intermediates under standard conditions. The molecule's inherent reactivity supports rapid access to complex pyrimidine derivatives with tailored electronic properties.
Application
2,5-Dibromopyrimidine serves as a versatile building block in heterocyclic synthesis, enabling efficient access to substituted pyrimidines via palladium-catalyzed cross-coupling reactions. Its orthogonal reactivity allows selective functionalization at either bromine site, facilitating the construction of complex scaffolds relevant to medicinal chemistry and agrochemical development. The compound exhibits excellent bench stability and is readily purified by flash chromatography or recrystallization, making it well-suited for scalable laboratory applications.
Synthesis
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Route1
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In-stock
7752-82-1 - ~41%
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In-stock
32779-37-6
References
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QUEEN'S UNIVERSITY AT KINGSTON; UNIVERSITA DI BOLOGNA; PRATT, Derek A.; HANTHORN, Jason, J.; VALGIMIGLI, Luca Patent: WO2012/162818 A1, 2012 ; Location in patent: Page/Page column 45-46 ;
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Route2
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In-stock
38353-09-2 - ~61%
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In-stock
32779-37-6
References
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QUEEN'S UNIVERSITY AT KINGSTON; UNIVERSITA DI BOLOGNA; PRATT, Derek A.; HANTHORN, Jason, J.; VALGIMIGLI, Luca Patent: WO2012/162818 A1, 2012 ; Location in patent: Page/Page column 45-46 ;
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Route3
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In-stock
32779-36-5 - ~63%
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In-stock
32779-37-6
References
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Hoechst Aktiengesellschaft Patent: US5371224 A1, 1994 ;
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Safety Information
Download SDS|
GHS Pictogram :
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GHS No : GHS05,GHS07
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Signal Word : Danger
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UN#: 3261
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Class : 3
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Packing Group : Ⅲ
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Hazard Statements : H302-H318
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Precautionary Statements : P264-P270-P280-P330-P501
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Quality Control
Computational Chemistry Data
- TPSA 25.78
- LogP 2.0016
- H_Acceptors 2
- H_Donors 0
- Rotatable_Bonds 0
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