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CAS No 89-25-8 , 5-methyl-2-phenyl-4H-pyrazol-3-one Search by region : India

  • Name: 5-methyl-2-phenyl-4H-pyrazol-3-one
  • Synonyms: 5-methyl-2-phenyl-4H-pyrazol-3-one;edaravone; Norantipyrine; Developer Z; 3-METHYL-1-PHENYL-2-PYRAZOLIN-5-ONE; Norphenazone; 89-25-8; MCI-186; 1-Phenyl-3-methyl-5-pyrazolone; Radicut;
  • CAS Registry Number:
  • Melting Point: 127-131 ºC
  • Boiling Point: 287 ºC (265 MMHG)
  • Density: 1,12 g/cm3
  • Refractive index: 0.00014 (25 C)
  • Water Solubility: 3 G/L (20 ºC)
  • Safety Statements: R36/37/38
  • Hazard Symbols: Xi: Irritant;
  • HS Code: 29331990
  • EINECS: 201-891-0
  • Molecular Weight: 174.1992
  • InchiKey: QELUYTUMUWHWMC-UHFFFAOYSA-N
  • InChI: InChI=1S/C10H10N2O/c1-8-7-10(13)12(11-8)9-5-3-2-4-6-9/h2-6H,7H2,1H3
  • Risk Statements: S26;S36
  • Molecular Formula: C10H10N2O
  • Molecular Structure:CAS No:89-25-8 5-methyl-2-phenyl-4H-pyrazol-3-one

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89-25-8 Edaravone

  • India JAI RADHE SALES null
  • Fax: 0091-79-26569884
  • Address: 309/310 HARIKRUPA TOWER,NR.OLD SHARDA MANDIR CHAR RASTA,ELLISBRIDGE ,AHMEDABAD,GUJRAT , INDIA. null,nullIndia
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89-25-8 3-Methyl-1-phenyl-2-pyrazolin-5-one

  • India Supertex Sarex [Manufacturers]
  • Tel: +91(22) 4218 4218
  • Fax: 91(22) 4218 4350
  • Address: 501, Waterford, 'C' Wing, C. D. Barfiwala Marg (Juhu Lane), Andheri (W), Mumbai - 400 058, Maharashtra, India. Mumbai,MaharshtraIndia
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89-25-8 3-Methyl-1-phenyl-2-pyrazolin-5-one

  • India Sajjan India Pvt. Ltd. [Manufacturers]
  • Tel: +91-(22)-24974400/01, 24974407/08
  • Fax: +91-(22)-24950588/24951098
  • Address: Matulya Centre, `A',2, Gr. Floor, Senapati Bhapat Marg, Lower Parel, Mumbai, Maharashtra 400 013, null,nullIndia
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89-25-8 1-PHENYL-3-METHYL-5-PYRAZOLONE

  • India JAI RADHE SALES [Manufacturer]
  • Tel: +91-79-26431096/ +91-79-65255722
  • Fax: +91-79-26569884
  • Address: JAI RADHE SALES,
    309/310 HARIKRUPA TOWER,
    NR.OLD SHARDA MANDIR CHAR RASTA,
    ELLISBRIDGE, AHMEDABAD-
    380 006 GUJRAT, INDIA null,nullIndia
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89-25-8 3-Methyl-1-phenyl-2-pyrazolin-5-one

  • India Dynemic Products Ltd. [Manufacturers]
  • Tel: +91-(79)-27773071
  • Fax: +91-(79)-27432176
  • Address: B-301, Satyamev Complex-1, Sarkhej-Gandhinagar Hwy, Sola, Ahmedabad, Gujarat 380 060, Ahmedabad,GujaratIndia
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89-25-8 3-Methyl-1-phenyl-2-pyrazolin-5-one

  • India U. H. INTERNATIONAL [Manufacturers]
  • Tel: +91 22 66203200(40 lines)
  • Fax: +91-22-24954581
  • Address: 715, Trade World B, 7th floor, Kamala Mills Compound. S.B. Marg, Lower Parel (W). Mumbai - 400 013. India Mumbai,Lower ParelIndia
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89-25-8 3-Methyl-1-phenyl-2-pyrazolin-5-one

  • India Minal Intermediates [Importer/Exporter]
  • Tel: +91-(79)-22822558, 22820826
  • Fax: +91-(79)-22820736
  • Address: 1405, Phase IV, GIDC, Naroda, Ahmedabad, Gujarat 382330, Naroda Ahmedabad,GujaratIndia
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89-25-8 3-Methyl-1-phenyl-2-pyrazolin-5-one

  • India Exotic Associates [Manufacturers]
  • Tel: +91 - 79 - 5832784
  • Fax: +91 - 79 - 5836325
  • Address: null Ahmedabad,GujaratIndia
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References of 5-methyl-2-phenyl-4H-pyrazol-3-one
Title: Norphenazone
CAS Registry Number: 89-25-8
CAS Name: 2,4-Dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one
Synonyms: 3-methyl-1-phenyl-2-pyrazolin-5-one; 1-phenyl-3-methyl-5-pyrazolone; C.I. Developer 1; developer Z; norantipyrine
Manufacturers' Codes: MCI-186
Molecular Formula: C10H10N2O
Molecular Weight: 174.20
Percent Composition: C 68.95%, H 5.79%, N 16.08%, O 9.18%
Literature References: Free radical scavenger; metabolite of antipyrine, q.v. Prepn: L. Knorr, Ann. 238, 137 (1887). Structural determn by NMR and IR: R. Jones et al., Tetrahedron 19, 1497 (1963); F.-D. H?ppner et al., J. Prakt. Chem. 318, 555 (1976). Crystal structure: F. Bechtel et al., Cryst. Struct. Commun. 3, 469 (1973). HPLC determn in urine: M. A. Mikati et al., J. Chromatogr. 433, 305 (1988). Anti-ischemic and radical scavenging actions: T. Watanabe et al., J. Pharmacol. Exp. Ther. 268, 1597 (1994).
Properties: White crystals from benzene, mp 129-130°. Also reported as mp 127° (Knorr). bp265 287°.
Melting point: mp 129-130°; mp 127° (Knorr)
Boiling point: bp265 287°
Therap-Cat: In treatment of stroke.