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ChemicalBook >> CAS DataBase List >>2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one

2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one

2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one Structure
2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one structure
CAS No.
86-92-0
Chemical Name:
2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one
Synonyms
TIMTEC-BB SBB003677;4-TOLYLMETHYLPYRAZOLONE;1-TOLYL-3-METHYL-5-PYRAZOLONE;p-Tolyl-3-methyl-5-pyrazolone;3-Methyl-1-p-tolyl-5-pyrazolon;3-METHYL-1-P-TOLYL-5-PYRAZOLONE;1-(p-Tolyl)-3-Methyl Pyrazolone;1-(p-Tolyl)-3-methyl-5-pyrazolon;3-Methyl-1-(p-toyl)-5-pyrazolone;1-(p-tolyl)-3-methylpyrazolone-5
CBNumber:
CB1169744
Molecular Formula:
C11H12N2O
Molecular Weight:
188.23
MDL Number:
MFCD00035708
MOL File:
86-92-0.mol
Last updated:2025-12-31 14:38:37
Product description Number Pack Size Price
3-Methyl-1-p-tolyl-5-pyrazolone >98.0%(HPLC)(T) M0554 25g $91
2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-Pyrazol-3-one D449720 250g $460
2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-Pyrazol-3-one 69589 50g $610
3-METHYL-1-P-TOLYL-5-PYRAZOLONE 95.00% CHM0016988 1G $945.95
3-METHYL-1-P-TOLYL-5-PYRAZOLONE 95.00% CHM0016988 5G $1588.7
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2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one Properties

Melting point 129 °C
Boiling point 323.23°C (rough estimate)
Density 1.1124 (rough estimate)
vapor pressure 0.002-0.002Pa at 25℃
refractive index 1.5850 (estimate)
storage temp. 2-8°C
solubility Chloroform (Slightly), Methanol (Slightly)
pka 2.73±0.50(Predicted)
form Solid
color Beige
LogP 1.77 at 23℃ and pH6.9-7.1
CAS DataBase Reference 86-92-0(CAS DataBase Reference)
FDA UNII JOR5BL098G
EPA Substance Registry System 3H-Pyrazol-3-one, 2,4-dihydro-5-methyl-2-(4-methylphenyl)- (86-92-0)

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS07
Signal word  Warning
Hazard statements  H317-H412
Precautionary statements  P273-P501-P261-P272-P280-P302+P352-P333+P313-P321-P363-P501
Hazard Codes  Xn
Risk Statements  22
RTECS  UQ9680000
TSCA  TSCA listed
HS Code  2933199030
NFPA 704
1
0 0

2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one price More Price(15)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
TCI Chemical M0554 3-Methyl-1-p-tolyl-5-pyrazolone >98.0%(HPLC)(T) 86-92-0 25g $91 2025-07-31 Buy
TRC D449720 2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-Pyrazol-3-one 86-92-0 250g $460 2021-12-16 Buy
Medical Isotopes, Inc. 69589 2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-Pyrazol-3-one 86-92-0 50g $610 2021-12-16 Buy
American Custom Chemicals Corporation CHM0016988 3-METHYL-1-P-TOLYL-5-PYRAZOLONE 95.00% 86-92-0 1G $945.95 2021-12-16 Buy
American Custom Chemicals Corporation CHM0016988 3-METHYL-1-P-TOLYL-5-PYRAZOLONE 95.00% 86-92-0 5G $1588.7 2021-12-16 Buy
Product number Packaging Price Buy
M0554 25g $91 Buy
D449720 250g $460 Buy
69589 50g $610 Buy
CHM0016988 1G $945.95 Buy
CHM0016988 5G $1588.7 Buy

2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one Chemical Properties,Uses,Production

Chemical Properties

Beige Solid

Uses

2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-Pyrazol-3-one is used as an antioxidant. Edaravone (E335000) derivative.

2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one Preparation Products And Raw materials

Raw materials

Preparation Products

2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one Suppliers

Global( 250)Suppliers
Supplier Tel Email Country ProdList Advantage
Hebei Chuanghai Biotechnology Co., Ltd 		+8615350571055 Sibel@chuanghaibio.com China 8753 58
Shanghai Daken Advanced Materials Co.,Ltd 		+86-2158073036 info@dakenam.com China 13620 58
Jinan Finer Chemical Co., Ltd 		+86-531-88989536 +86-15508631887 sales@finerchem.com China 2950 58
Xiamen AmoyChem Co., Ltd 		+86-86-5926051114 +8615060885618 sales@amoychem.com China 6369 58
Shanghai Longyu Biotechnology Co., Ltd. 		+8619521488211 info@longyupharma.com China 2541 58
Alchem Pharmtech,Inc. 		8485655694 sales@alchempharmtech.com United States 63687 58
CONIER CHEM AND PHARMA LIMITED 		+8618523575427 sales@conier.com China 49977 58
career henan chemical co 		+86-0371-86658258 +8613203830695 factory@coreychem.com China 29795 58
SIMAGCHEM CORP 		+86-5922680277 +86-13806087780 sale@simagchem.com China 17346 58
Shanghai Yudiao Chemistry Technology Co.,Ltd 		02137285211 18964703211 info@yudiaochem.com CHINA 238 58
Supplier Advantage
Hebei Chuanghai Biotechnology Co., Ltd 		58
Shanghai Daken Advanced Materials Co.,Ltd 		58
Jinan Finer Chemical Co., Ltd 		58
Xiamen AmoyChem Co., Ltd 		58
Shanghai Longyu Biotechnology Co., Ltd. 		58
Alchem Pharmtech,Inc. 		58
CONIER CHEM AND PHARMA LIMITED 		58
career henan chemical co 		58
SIMAGCHEM CORP 		58
Shanghai Yudiao Chemistry Technology Co.,Ltd 		58

View Lastest Price from 2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one pictures 2026-01-05 2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one
86-92-0
 US $1.00 / PCS 1PCS 99% 10 mt Hebei Chuanghai Biotechnology Co., Ltd
2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one pictures 2021-08-12 2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one
86-92-0
 US $15.00-10.00 / KG 1KG 99%+ HPLC Monthly supply of 1 ton Zhuozhou Wenxi import and Export Co., Ltd
2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one pictures 2019-12-25 2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one
86-92-0
 US $1.00 / KG 1KG 99% G/KG/T Career Henan Chemical Co

2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one Spectrum

2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one(86-92-0)MS2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one(86-92-0)1HNMR2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one(86-92-0)13CNMR2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one(86-92-0)IR12,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one(86-92-0)IR2

86-92-0(2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one)Related Search:

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1of4

TIMTEC-BB SBB003677 1-(4'-METHYL-PHENYL)-3-METHYL-5-PYRAZOLONE 2,4-DIHYDRO-5-METHYL-2-(4-METHYLPHENYL)-3H-PYRAZOL-3-ONE 1-(P-TOLYL)-3-METHYL-5-PYRAZOLONE 1-TOLYL-3-METHYL-5-PYRAZOLONE 3-methyl-1-p-tolyl-pyrazolin-5-one 3-METHYL-1-(4-METHYLPHENYL)-4,5-DIHYDRO-1H-PYRAZOL-5-ONE 3-Methyl-1-(p-tolyl)-2-pyrazolin-5-one 3-METHYL-1-P-TOLYL-5-PYRAZOLONE 4-TOLYLMETHYLPYRAZOLONE 5-METHYL-2-(4-METHYLPHENYL)-2,4-DIHYDRO-3H-PYRAZOL-3-ONE 1-(P-TOLY)-3-Methyl-5-pyrazolone(PTMP) 3-methyl-1-p-tolyl-1H-pyrazol-5(4H)-one p-Tolyl-3-methyl-5-pyrazolone 1-(p-Tolyl)-3-Methyl Pyrazolone 3-Methyl-1-p-tolyl-5-pyrazolon 1-(p-Tolyl)-3-methyl-5-pyrazolon 3-METHYL-1-P-TOLYL-5-PYRAZOLONE 97+% 3-METHYL-1-(4-METHYLPHENYL)PYRAZOLIN-5-ONE 1-(p-Tolyl)-3-methyl-1H-pyrazol-5(4H)-one 2-(4-Methylphenyl)-5-methyl-2,4-dihydro-3H-pyrazole-3-one 2,4-Dihydro-5-methyl-2-(p-tolyl)-3H-pyrazol-3-one 3-Methyl-1-(4-methylphenyl)-5-pyrazolone 3-Methyl-1-[4-tolyl]-2-pyrazolin-5-one 3-Methyl-1-(p-toyl)-5-pyrazolone 3-Methyl-1-p-tolyl-5-pyrazolone, 97.0%(T) 1-(p-tolyl)-3-methylpyrazolone-5 2,4-dihydro-5-methyl-2-(4-methylphenyl)-3h-pyrazol-3-on 2,4-dihydro-5-methyl-2-(4-methylphenyl)-3pyrazol-3-0ne 3H-Pyrazol-3-one,2,4-dihydro-5-methyl-2-(4-methylphenyl)- 3-methyl-1-(4-methylphenyl)-2-pyrazolin-5-on 3-methyl-1-p-tolyl-2-pyrazolin-5-on 5-methyl-2-(2-methylphenyl)-3-pyrazol-2-iumone 3-Methyl-1-p-tolyl-5-pyrazolone> 2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one,>99% 1-(4-Methylphenyl)-3-methyl-5-pyrazolone(PTMP) 86-92-0 C11H12N2O Intermediates of Dyes and Pigments