Lot numbers can be found on the outside label of a product:
Please log in for operation!
*For research and further manufacturing use only, not for direct human use.
Structure of 89402-44-8
| Size |
|
Price | Quantity | |||
|---|---|---|---|---|---|---|
|
* Please select Quantity before adding items. |
||||||
5-Bromo-2,3-difluoropyridine is a fluorinated heterocyclic building block featuring a bromine substituent at the 5-position and fluorine atoms at adjacent 2- and 3-positions. This electron-deficient pyridine scaffold enables efficient coupling in cross-coupling reactions, particularly in palladium-catalyzed processes. The strategic halogen placement enhances reactivity while maintaining stability under standard reaction conditions.
5-Bromo-2,3-difluoropyridine serves as a versatile building block in medicinal chemistry and catalytic cross-coupling reactions. Its orthogonal halogenation pattern enables selective functionalization via palladium-catalyzed couplings, while the fluorine atoms enhance metabolic stability and modulate electronic properties. The compound exhibits excellent bench stability and compatibility with standard reaction conditions, facilitating efficient synthesis of complex heterocyclic scaffolds and API intermediates.
|
GHS Pictogram :
|
GHS No : GHS07
|
|
Signal Word : Warning
|
UN#: N/A
|
|
Class : N/A
|
Packing Group : N/A
|
|
Hazard Statements : H302-H315-H319-H335
|
|
|
Precautionary Statements : P261-P264-P270-P271-P280-P302+P352-P304+P340-P305+P351+P338-P330-P362+P364-P403+P233-P405-P501
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Upload Pictures
|
|
Lot numbers can be found on the outside label of a product: