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 99898-84-7
| Size |
|
Price | Quantity | |||
|---|---|---|---|---|---|---|
|
* Please select Quantity before adding items. |
||||||
5-Chloropyrazolo(1,5-a)pyrimidin-7-one is a heterocyclic scaffold featuring a chlorine substituent at the 5-position and a ketone at the 7-position. This electron-deficient core integrates readily into medicinal chemistry campaigns, offering enhanced metabolic stability and predictable reactivity in cross-coupling and functionalization processes.
5-Chloropyrazolo(1,5-a)pyrimidin-7-one serves as a versatile heterocyclic building block for medicinal chemistry and materials science applications. Its electron-deficient pyrazolo[1,5-a]pyrimidine core enables efficient functionalization via palladium-catalyzed cross-coupling reactions, while the chloro substituent at C5 provides a reliable handle for nucleophilic substitution. The compound exhibits excellent bench stability and compatibility with common protecting group strategies, facilitating its use in multi-step syntheses of kinase inhibitors and other bioactive scaffolds.
|
GHS Pictogram :
|
GHS No : GHS07,GHS09
|
|
Signal Word : Warning
|
UN#: 3077
|
|
Class : 9
|
Packing Group : Ⅲ
|
|
Hazard Statements : H315-H317-H319-H410
|
|
|
Precautionary Statements : P261-P264-P272-P273-P280-P302+P352-P362-P391-P501
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Upload Pictures
|
|
Lot numbers can be found on the outside label of a product: