3-Hydroxy-5-Methyl-pyrazole-1-carboxylic acid tert-butyl ester synthesis
- Product Name:3-Hydroxy-5-Methyl-pyrazole-1-carboxylic acid tert-butyl ester
- CAS Number:915396-44-0
- Molecular formula:C9H14N2O3
- Molecular Weight:198.22
24424-99-5
832 suppliers
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915396-44-0
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$130.00/500mg
Yield:915396-44-0 97.1%
Reaction Conditions:
Stage #1: 3-hydroxy-5-methyl-1H-pyrazolewith triethylamine in methanol at 30; for 1 h;
Stage #2: di-tert-butyl dicarbonate in methanol at 60; for 6 h;
References:
WO2006/126692,2006,A1 Location in patent:Page/Page column 24-25
24424-99-5
832 suppliers
$13.50/25G
4344-87-0
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$7.00/10g
915396-44-0
20 suppliers
$130.00/500mg