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898537-77-4

898537-77-4 Structure

898537-77-4 Structure
IdentificationBack Directory
[Name]

3-TERT-BUTYL-1-(3-METHYLPHENYL)-1H-PYRAZOL-5-AMINE
[CAS]

898537-77-4
[Synonyms]

5-TERT-BUTYL-2-M-TOLYL-2H-PYRAZOL-3-YLAMINE
3-(tert-Butyl)-1-(M-tolyl)-1H-pyrazol-5-aMine
5-TERT-BUTYL-2-(3-METHYLPHENYL)PYRAZOL-3-AMINE
3-TERT-BUTYL-1-(3-METHYLPHENYL)-1H-PYRAZOL-5-AMINE
3-(1,1-Dimethylethyl)-1-(3-methylphenyl)-1H-pyrazol-5-amine
1H-Pyrazol-5-aMine,3-(1,1-diMethylethyl)-1-(3-Methylphenyl)-
[Molecular Formula]

C14H19N3
[MDL Number]

MFCD04115069
[MOL File]

898537-77-4.mol
[Molecular Weight]

229.32
Chemical PropertiesBack Directory
[storage temp. ]

Keep in dark place,Inert atmosphere,Room temperature
Safety DataBack Directory
[Symbol(GHS) ]


GHS07
[Signal word ]

Warning
[Hazard statements ]

H302-H315-H319-H335
[Precautionary statements ]

P261-P305+P351+P338
Hazard InformationBack Directory
[Synthesis]

Pivaloylacetonitrile

59997-51-2

3-Methylphenylhydrazine hydrochloride

637-04-7

3-TERT-BUTYL-1-(3-METHYLPHENYL)-1H-PYRAZOL-5-AMINE

898537-77-4

General method: 3-Methylphenylhydrazine hydrochloride (1 eq.) was dissolved in ethanol with 4,4-dimethyl-3-oxovaleronitrile (1.2 eq.) and the reaction was stirred at 80 °C overnight. After completion of the reaction, the reaction solution was extracted with ethyl acetate. The organic layers were combined, washed sequentially with water and saturated brine, dried over anhydrous magnesium sulfate, filtered and concentrated to dryness under reduced pressure.

[References]

[1] Molecules, 2016, vol. 21, # 5,
[2] Molecules, 2014, vol. 19, # 2, p. 2004 - 2028
[3] Journal of Medicinal Chemistry, 2002, vol. 45, # 14, p. 2994 - 3008
[4] Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 2013, vol. 52, # 6, p. 818 - 823
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