203062-02-6

Basic information

• Product Name: 4-ethyl-1H-pyrazol-5-amine
• Synonyms: 4-ethyl-1H-pyrazol-5-amine
• CAS NO: 203062-02-6
• Molecular Formula: C5H9N3
• Molecular Weight: 111.14506
• Mol File: 203062-02-6.mol
• Article Data: 8

Chemical Properties

• Appearance: /
• CAS DataBase Reference: 4-ethyl-1H-pyrazol-5-amine(CAS DataBase Reference)
• NIST Chemistry Reference: 4-ethyl-1H-pyrazol-5-amine(203062-02-6)
• EPA Substance Registry System: 4-ethyl-1H-pyrazol-5-amine(203062-02-6)

Safety Data

• Hazardous Substances Data: 203062-02-6(Hazardous Substances Data)

Upstream product

• 109-74-0 propyl cyanide 
• 107-31-3 Methyl formate 
• 43024-14-2 α-formyl-n-butyronitrile 
• 109-94-4 formic acid ethyl ester 
• 1010800-27-7 3-amino-4-ethylpyrazole oxalate 

Relevant articles and documents

Synthesis of3H-, 13C3-, and 14C-labeled Sch 727965

The preparation of [3H]Sch 727965 from unlabeled compound and tritiated water was base catalyzed. Diethyl [13C3]malonate was used to prepare [13C3]Sch 727965 in five steps in 21.8% overall yield. In a similar manner, [14C]Sch 727965 was prepared in five steps from diethyl [2-14C]malonate in 11.1% radiochemical yield. Copyright

Synthesis of 3-amino-4-substituted pyrazole derivatives

This application discloses a novel process to synthesize 3-amino-4-substituted pyrazole derivatives, which may be used, for example, as intermediates to prepare compounds having, for example, pharmaceutical utility.

PYRAZOLOPYRIMIDINES AS CYCLIN DEPENDENT KINASE INHIBITORS

In its many embodiments, the present invention provides a novel class of pyrazolo[1,5-a]pyrimidine compounds as inhibitors of cyclin dependent kinases, methods of preparing such compounds, pharmaceutical compositions containing one or more such compounds, methods of preparing pharmaceutical formulations comprising one or more such compounds, and methods of treatment, prevention, inhibition, or amelioration of one or more diseases associated with the CDKs using such compounds or pharmaceutical compositions.