![](/CAS/GIF/138907-76-3.gif)
1H-Pyrazole-4-carboxylic acid synthesis
- Product Name:1H-Pyrazole-4-carboxylic acid
- CAS Number:138907-76-3
- Molecular formula:C12H11BrN2O2
- Molecular Weight:295.13
Yield:138907-76-3 54 %
Reaction Conditions:
with 1,1,1,3',3',3'-hexafluoro-propanol;9-methoxy-1-ethoxyphenalenium tetrafluoroborate at 20;Sealed tube;Irradiation;
References:
Sen, Partha Pratim;Roy, Sudipta Raha [Organic Letters,2023,vol. 25,# 11,p. 1895 - 1900] Location in patent:supporting information
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