1H-Pyrazole-3-carboxylic acid, 5-(2-hydroxyphenyl)-, ethyl ester synthesis

3synthesis methods

Product Name:1H-Pyrazole-3-carboxylic acid, 5-(2-hydroxyphenyl)-, ethyl ester
CAS Number:178114-25-5
Molecular formula:C12H12N2O3
Molecular Weight:232.24

Ethyl 4-(2-hydroxyphenyl)-2,4-dioxobutanoate

4940-37-8
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1H-Pyrazole-3-carboxylic acid, 5-(2-hydroxyphenyl)-, ethyl ester

178114-25-5
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Yield:178114-25-5 4.8 mmol

Reaction Conditions:

with acetic acid;hydrazine in water; for 1.5 h;Reflux;

References:

Parapini, Silvia;Paone, Silvio;Erba, Emanuela;Cavicchini, Loredana;Pourshaban, Manoochehr;Celani, Francesco;Contini, Alessandro;D'Alessandro, Sarah;Olivieri, Anna [Antimicrobial Agents and Chemotherapy,2022,vol. 66,# 1,art. no. E01498-21] Location in patent:supporting information

582-24-1 Synthesis

582-24-1
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178114-25-5
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References

118-93-4
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$10.00/25g

178114-25-5
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References