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Pyrazolones

Known as: Pyrazolones [Chemical/Ingredient] 
Compounds with a five-membered heterocyclic ring with two nitrogens and a keto OXYGEN. Some are inhibitors of TNF-ALPHA production.
National Institutes of Health

Papers overview

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2019
2019
The regioselective N-addition/substitution reaction between α-alkylidene pyrazolinones and propargyl sulfonium salts has been… 
2009
2009
A Series of some new substituted pyrazolone derivatives containing different functional groups have been synthesized by the… 
1993
1993
Cyanoacetic acid hydrazide reacted with some 2-pyrazolin-5-one, isoxazol-5-one and 2-thiazolin-4-one and their ylidene… 
1986
1986
All analgesics can occasionally induce adverse skin reactions. Especially in the early period of pyrazolone therapy, a large… 
1986
1986
The aim pursued in postoperative analgesia is to mobilize patients, to prevent thrombo-embolism, to improve subjective well-being… 
Review
1986
Review
1986
Non-narcotic analgesics can produce a variety of hepatic lesions but clinically significant liver damage is uncommon with normal… 
1964
1964
Dilution procedures with tritium and labeled and unlabeled pyrazolones were used to measure total body water in 89 swine, 99… 
1951
1951
Twenty-five pyrazolones were prepared by reacting mono- or disubstituted cyanoacetic esters with hydrazine, phenylhydrazine and… 
1951
1951
The condensation of monosubstituted cyanoacetic esters with hydrazine gave rise to 4-R-3-amino-5-pyrazolones. The pyrazolones…