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 1196153-33-9
| Size |
|
Price | Quantity | |||
|---|---|---|---|---|---|---|
|
* Please select Quantity before adding items. |
||||||
5-Chloro-2-ethynylpyridine features a strategically positioned ethynyl group flanked by a chlorine atom and a pyridine nitrogen, enabling selective coupling reactions. This electron-deficient alkyne integrates readily into click chemistry workflows and serves as a key scaffold for bioconjugation and medicinal chemistry applications.
5-Chloro-2-ethynylpyridine serves as a versatile building block in transition-metal-catalyzed coupling reactions, enabling efficient access to functionalized pyridyl architectures. The ethynyl group facilitates Sonogashira and Glaser-type couplings, while the chloropyridine moiety supports palladium-catalyzed cross-couplings such as Suzuki-Miyaura and Negishi reactions. Its bench-stable nature and compatibility with diverse functional groups make it ideal for constructing complex heterocyclic scaffolds in medicinal chemistry and materials science applications.
|
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: