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pyrazolone
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pyrazolone
pyrazolone Chem. (paɪər-, pɪˈræzələʊn) [ad. G. pyrazolon (L. Knorr 1887, in Ann. d. Chem. CCXXXVIII. 145): see pyrazole and -one.] Any keto derivative of a pyrazoline; spec. NH·N:CH·CH2·CO (5-pyrazolone), a weakly acidic white crystalline solid; also, any of their substituted derivatives, several of...
Oxford English Dictionary
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Pyrazolone
Structure and synthesis
Pyrazolone can exist in two isomers: 3-pyrazolone and 4-pyrazolone. References
External links
Pubchem - 3-Pyrazolone
Pubchem - 4-Pyrazolone
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pyrazole
pyrazole Chem. (ˈpaɪər-, ˈpɪrəzəʊl) [ad. G. pyrazol (L. Knorr 1885, in Ber. d. Deut. Chem. Ges. XVIII. 311). f. pyrrol pyrrole with inserted az- (see azo-).] A weakly basic white crystalline solid, CH:CH·CH:N·NH; any substituted derivative of this.1887 Jrnl. Chem. Soc. LII. ii. 665 In order to exami...
Oxford English Dictionary
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Propiolic acid
Its ethyl ester condenses with hydrazine to form pyrazolone.
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pyrazoline
pyrazoline Chem. (paɪər-, pɪˈræzəlɪn) [ad. G. pyrazolin (L. Knorr 1887, in Ann. d. Chem. CCXXXVIII. 144): see prec. and -ine5.] Any of three isomeric compounds, C3H6N2, which are dihydro derivatives of pyrazole; spec. CH2·CH2·CH:N·NH (2-pyrazoline), a colourless basic liquid, the only one of the thr...
Oxford English Dictionary
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Difenamizole
Difenamizole (INN; brand name Pasalin; former developmental code name AP-14) is a nonsteroidal anti-inflammatory drug (NSAID) and analgesic of the pyrazolone
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Pyramidon
Pyramidon2 Pharm. (pɪˈræmɪdɒn) Also pyr-, -one (-əʊn). [a. G. pyramidon (W. Filehne 1896, in Berliner klin. Wochenschr. XXXIII. 1061), f. pyrazolon pyrazolone with inserted amid- (see amido-).] A white crystalline solid used as an anti-pyretic and analgesic; 4-dimethylamino-1, 5-dimethyl-1-phenylpyr...
Oxford English Dictionary
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Famprofazone
Famprofazone (Gewodin, Gewolen) is a nonsteroidal anti-inflammatory agent (NSAID) of the pyrazolone series which is available over-the-counter in some
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Tartrazine
number E102, C.I. 19140, FD&C Yellow 5, Yellow 5 Lake, Acid Yellow 23, Food Yellow 4, and trisodium 1-(4-sulfonatophenyl)-4-(4-sulfonatophenylazo)-5-pyrazolone It is one of the oldest known members of the pyrazolone family of dyes.
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C17H23N3O
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The molecular formula C17H23N3O may refer to:
Mepyramine, a first generation antihistamine
Piperylone, a pyrazolone with
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Markush structure
Markush was awarded a patent from the US Patent Office for “Pyrazolone Dye and Process of Making the Same” on August 26, 1924.
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ATC代码 (C03)
布美他尼和钾(Bumetanide and potassium)
C03CC 芳氧基乙酸衍生物(Aryloxyacetic acid derivatives)
C03CC01 依他尼酸(Etacrynic acid)
C03CC02 替尼酸(Tienilic acid)
C03CD 吡唑酮衍生物(Pyrazolone
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Aminophenazone
It is a pyrazolone and a derivative of phenazone, which also has anti-inflammatory and antipyretic properties.
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Indole
With other solvents, other products are formed: with glacial acetic acid a pyrazolone, and with pyridine a quinoline.
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Propyphenazone/paracetamol/caffeine
Society and culture
Restrictions
WHO comment: "Propyphenazone, a pyrazolone derivative with anti-inflammatory, analgesic and antipyretic activity, was
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