ChemicalBook--->CAS DataBase List--->19735-89-8

19735-89-8

19735-89-8 Structure

19735-89-8 Structure
IdentificationBack Directory
[Name]

1,2-Dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one
[CAS]

19735-89-8
[Synonyms]

1,2-Dihydro-5-methyl
Edaravone Impurity 16
Edaravone Related Compound
Edaravone Related Compound 1
1-PHENYL-3-METHYL-5-PYRAZOLONE
5-Methyl-2-phenyl-1H-pyrazol-3(2H)-one
1-Phenyl-3-methyl-1H-pyrazole-5(2H)-one
2-Phenyl-5-methyl-1H-pyrazole-3(2H)-one
5-Methyl-2-phenyl-1,2-dihydropyrazol-3-one
1,2-Dihydro-5-methyl-2-phenyl-3H-pyrazol-3-on
5-Methyl-2-phenyl-1,2-dihydro-3H-pyrazol-3-one
1,2-dihydro-5-methyl-2-phenyl-3h-pyrazol-3-one
3H-Pyrazol-3-one,1,2-dihydro-5-methyl-2-phenyl-
5-Methyl-2-phenyl-1,2-dihydro-3H-pyrazole-3-one
2-Phenyl-5-methyl-1,2-dihydro-3H-pyrazole-3-one
2-(1-cyclohexa-2,4-dienyl)-5-methyl-3-pyrazol-2-iumone
19735-89-8 1,2-Dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one
[EINECS(EC#)]

243-261-8
[Molecular Formula]

C10H10N2O
[MDL Number]

MFCD00127930
[MOL File]

19735-89-8.mol
[Molecular Weight]

174.2
Chemical PropertiesBack Directory
[Melting point ]

128°C
[Boiling point ]

305.17°C (rough estimate)
[density ]

1.2600
[refractive index ]

1.6370 (estimate)
[pka]

0.10±0.40(Predicted)
[CAS DataBase Reference]

19735-89-8
[EPA Substance Registry System]

3H-Pyrazol-3-one, 1,2-dihydro-5-methyl-2-phenyl- (19735-89-8)
Questions And AnswerBack Directory
[Uses]

1,2-Dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one is an important class of heterocyclic compounds with physiological functions. It can be used as an antipyretic, analgesic, and antibacterial agent, as well as an analytical reagent, an antioxidant for rubber and flaxseed, and a dye for textiles.
[Application]

1,2-Dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one is an important intermediate that can be used as a raw material for the preparation of 4,4′-arylmethylene-bis(1-phenyl-3-methyl-5-pyrazolone).
Safety DataBack Directory
[Symbol(GHS) ]

Exclamation Mark (GHS07)
GHS07
[Signal word ]

Warning
[Hazard statements ]

H302-H315-H319-H335
[Precautionary statements ]

P261-P305+P351+P338
Raw materials And Preparation ProductsBack Directory
[Preparation Products]

Solvent Yellow 21-->Acid Red 226-->Acid violet 90-->Acid Orange 89-->Acid Yellow 42-->Solvent Yellow 18-->2,4-Dihydro-4-[(2-hydroxy-5-nitrophenyl)azo]-5-methyl-2-phenyl-3H-pyrazol-3-one chromium complex-->Solvent Red 8-->Solvent Yellow 16-->4-[(1,5-dihydro-3-methyl-5-oxo-1-phenyl-4H-pyrazol-4-ylidene)methyl]-1,2-dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one-->3-METHYL-1-PHENYL-1H-PYRAZOLE-4-CARBOXALDEHYDE, 97%-->5-CHLORO-3-METHYL-1-PHENYLPYRAZOLE-->BISPYRAZOLONE-->ANTIPYRINE-D3
Hazard InformationBack Directory
[Definition]

ChEBI: Demethylated antipyrine is a ring assembly and a member of pyrazoles.
Spectrum DetailBack Directory
[Spectrum Detail]

1,2-Dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one(19735-89-8)1HNMR
19735-89-8 suppliers list
Company Name: Capot Chemical Co.,Ltd.
Tel: +86-(0)57185586718 +86-13336195806 , +86-13336195806
Website: www.capot.com/
Company Name: Henan Tianfu Chemical Co.,Ltd.
Tel: +86-0371-55170693 +86-19937530512 , +86-19937530512
Website: https://www.tianfuchem.com/
Company Name: Shenzhen Nexconn Pharmatechs Ltd
Tel: +86-755-89396905 +86-15013857715 , +86-15013857715
Website: www.chemicalbook.com/ShowSupplierProductsList31188/0_EN.htm
Company Name: Standardpharm Co. Ltd.
Tel: 86-714-3992388
Website: www.standardpharm.com
Company Name: Alchem Pharmtech,Inc.
Tel: 8485655694
Website: www.chemicalbook.com/ShowSupplierProductsList454175/0_EN.htm
Company Name: CONIER CHEM AND PHARMA LIMITED
Tel:
Website: http://www.conier.com/
Company Name: career henan chemical co
Tel: +86-0371-86658258
Website: www.coreychem.com
Company Name: Shaanxi Dideu Medichem Co. Ltd
Tel: +86-17392712779 , +86-17392712779
Website: www.chemicalbook.com/manufacturer/shaanxi-dideu-medichem-221/
Company Name: Neostar United (Changzhou) Industrial Co., Ltd.
Tel: +86-0519-85551759
Website: http://www.neostarunited.com
Company Name: SIMAGCHEM CORP
Tel: +86-5922680277 +86-13806087780 , +86-13806087780
Website: http://www.simagchem.com/
Company Name: Hefei TNJ Chemical Industry Co.,Ltd.
Tel: +86-0551-65418671 +86-189 4982 3763 , +86-189 4982 3763
Website: www.tnjchem.com
Company Name: Hefei Hirisun Pharmatech Co., Ltd
Tel: +8615056975894 , +8615056975894
Website: www.hirisunpharm.com
Company Name: Dayang Chem (Hangzhou) Co.,Ltd.
Tel: +86-0571-88938639 17705817739 , 17705817739
Website: www.dycnchem.com/
Company Name: Henan Alfa Chemical Co., Ltd
Tel: +8618339805032 , +8618339805032
Website: www.chemicalbook.com/manufacturer/henan-alfa-chemical-570/
Company Name: sgtlifesciences pvt ltd
Tel: +91-8790379245 , +91-8790379245
Website: https://www.chemicalbook.com/ShowSupplierProductsList1846349/0.htm
Company Name: LUYUNJIA CHEMISTRY XIAMEN LIMITED
Tel: +86-592-5360779 +86-13055435203 , +86-13055435203
Website: http://www.luyunjiachem.com
Company Name: Aromsyn Co., Ltd.
Tel: +86-0571-85585865 +86-13336024896 , +86-13336024896
Website: https://www.aromsyn.com/
Company Name: Hebei Chuanghai Biotechnology Co., Ltd
Tel: +86-17732866630 , +86-17732866630
Website: www.chuanghaibio.com
Tags:19735-89-8 Related Product Information
99-76-3 27164-46-1 96-33-3 76-87-9 143390-89-0 136-85-6 768-33-2 89-25-8 79-20-9 1491-59-4 1779-49-3 138-24-9 25953-19-9 75-05-8 27349-35-5 7477-67-0 674-82-8 62-53-3