THE REACTIONS OF THE FORMAMIDINES. IX. THE SYNTHESIS OF 5-PHENYL-4-PYRAZOLE CARBOXYLIC ACID.
✍ Scribed by Dains, F. B.; Long, W. S.
- Book ID
- 120091624
- Publisher
- American Chemical Society
- Year
- 1921
- Tongue
- English
- Weight
- 189 KB
- Volume
- 43
- Category
- Article
- ISSN
- 0002-7863
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## Abstract The 1__H__‐pyrazole‐3‐carboxylic acid **2**, obtained from the furan‐2,3‐dione **1** and __N__‐Benzylidene‐__N__'‐(3‐nitrophenyl) hydrazine, was converted via reactions of its acid chloride **3** with various alcohols or N‐nucleo‐philes into the corresponding ester or amide derivatives