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Back to ChemicalBook Home--->CAS DataBase List--->89-25-8

89-25-8

89-25-8 Structure

89-25-8 Structure
IdentificationMore
【Name】

5-Methyl-2-phenyl-1,2-dihydropyrazol-3-one
【CAS】

89-25-8
【Synonyms】

1-PHENYL-3-METHYL-5-OXO-2-PYRAZOLINE
1-PHENYL-3-METHYL-5-PYRAZALONE
2,4-dihydro-5-methyl-2-phenyl-3h-pyrazol-3-one
3-METHYL-1-PHENYL-2-PYRAZOLIN-5-ONE
3-METHYL-1-PHENYL-2-PYRAZOLINE-5-ONE
3-METHYL-1-PHENYL-5-PYRAZOLONE
3-METHYL-1-PHENYL-5-PYROZOLENE
5-METHYL-2-PHENYL-2,4-DIHYDRO-3H-PYRAZOL-3-ONE
5-METHYL-2-PHENYL-2,4-DIHYDRO-PYRAZOL-3-ONE
AKOS B029819
AURORA KA-3365
C.I. Developer 1
EDARAVONE
MCI-186
MONOPYRAZOLONE
PMP
TIMTEC-BB SBB003801
1-Fenyl-3-methyl-2-pyrazolin-5-on
1-Phenyl-3-methyl-5-pyrazolon
1-Phenyl-3-methylpyrazolone
【EINECS(EC#)】

201-891-0
【Molecular Formula】

C10H10N2O
【MDL Number】

MFCD00003138
【Molecular Weight】

174.2
【MOL File】

89-25-8.mol
Chemical PropertiesBack Directory
【Appearance】

Off white to light yellow powder
【mp 】

126-128 °C(lit.)
【bp 】

287 °C265 mm Hg(lit.)
【density 】

1,12 g/cm3
【Fp 】

191°C/17mm
【Water Solubility 】

3 g/L (20 ºC)
【Usage】

Edaravone inhibits the disease activity in rheumatoid arthritis.
【Merck 】

14,6713
【BRN 】

609575
【CAS DataBase Reference】

89-25-8(CAS DataBase Reference)
【NIST Chemistry Reference】

3H-Pyrazol-3-one, 2,4-dihydro-5-methyl-2-phenyl-(89-25-8)
【EPA Substance Registry System】

89-25-8(EPA Substance)
Safety DataBack Directory
【Hazard Codes 】

Xi
【Risk Statements 】

R36/37/38:Irritating to eyes, respiratory system and skin .
【Safety Statements 】

S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36:Wear suitable protective clothing .
【WGK Germany 】

1
【RTECS 】

UQ9625000
【HS Code 】

29331990
【Hazardous Substances Data】

89-25-8(Hazardous Substances Data)
Raw materials And Preparation ProductsBack Directory
【Raw materials】

Etanol-->Hydrochloric acid-->Sulfuric acid -->Sodium carbonate-->Sodium nitrite-->Ammonium hydroxide-->Ammonia-->Formaldehyde-->Dimethyl sulfate-->Aniline-->Formic acid-->Sodium metabisulfite-->Acetyl ketene-->p-Toluidine-->METHANE-->Acetoxyacetic acid-->Ammonium bisulfite-->Acetoacetamide-->AMMONIUM NITRITE, 20% SOLN
【Preparation Products】

Pyrazole-->DIFENZOQUAT METHYLSULFATE-->Tracid Light Yellow G-->3,5-DIPHENYLPYRAZOLE-->ACID YELLOW 17-->Mordant Red 7-->sodium [2,4-dihydro-4-[(2-hydroxy-5-nitrophenyl)azo]-5-methyl-2-phenyl-3H-pyrazol-3-onato(2-)][1-[(2-hydroxy-4-nitrophenyl)azo]-2-naphtholato(2-)]cobaltate(1-)-->Neutral Bordeaux D-BN
Material Safety Data Sheet(MSDS)Back Directory
【msds information】

Edaravone(89-25-8).msds
Spectrum DetailBack Directory
【Spectrum Detail】

5-Methyl-2-phenyl-1,2-dihydropyrazol-3-one(89-25-8)1HNMR
5-Methyl-2-phenyl-1,2-dihydropyrazol-3-one(89-25-8)13CNMR
5-Methyl-2-phenyl-1,2-dihydropyrazol-3-one(89-25-8)IR2
5-Methyl-2-phenyl-1,2-dihydropyrazol-3-one(89-25-8)MS
5-Methyl-2-phenyl-1,2-dihydropyrazol-3-one(89-25-8)IR1
Well-known Reagent Company Product InformationBack Directory
【Acros Organics】

3-Methyl-1-phenyl-2-pyrazolin-5-one, 99%(89-25-8)
【Alfa Aesar】

3-Methyl-1-phenyl-2-pyrazolin-5-one, 98+%(89-25-8)
【Sigma Aldrich】

89-25-8(sigmaaldrich)
【TCI AMERICA】

3-Methyl-1-phenyl-5-pyrazolone,>98.0%(T)(89-25-8)
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