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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;2,4-Dihydro-5-methyl;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
CBNumber:
CB1169744
Molecular Formula:
C11H12N2O
Molecular Weight:
188.23
MDL Number:
MFCD00035708
MOL File:
86-92-0.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-05-27 23:12:15
Request For Quotation

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)
form Solid
pka 2.73±0.50(Predicted)
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)  Exclamation Mark (GHS07)
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
REACH Registrations Active
NFPA 704
1
0 0

2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one price More Price(32)

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 2026-04-30 Buy
TRC TRC-D449720-50G 2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-Pyrazol-3-one 86-92-0 50g $189 2026-06-03 Buy
Apolloscientific OR28710 3-methyl-1-(4-methylphenyl)-4,5-dihydro-1H-pyrazol-5-one 98% 86-92-0 25g $37 2026-06-04 Buy
Apolloscientific OR28710 3-methyl-1-(4-methylphenyl)-4,5-dihydro-1H-pyrazol-5-one 98% 86-92-0 100g $41 2026-06-04 Buy
Apolloscientific OR28710 3-methyl-1-(4-methylphenyl)-4,5-dihydro-1H-pyrazol-5-one 98% 86-92-0 500g $55 2026-06-04 Buy
Product number Packaging Price Buy
M0554 25g $91 Buy
TRC-D449720-50G 50g $189 Buy
OR28710 25g $37 Buy
OR28710 100g $41 Buy
OR28710 500g $55 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 Suppliers ( 258)
Supplier Tel Email Country ProdList Advantage
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
TCI (Shanghai) Development Co., Ltd. 021-67121386 Sales-CN@TCIchemicals.com China 24512 81
Energy Chemical 400-0056266 sales8178@energy-chemical.com China 44850 61
JinYan Chemicals(ShangHai) Co.,Ltd. 13817811078 sales@jingyan-chemical.com China 9963 60
Adamas Reagent, Ltd. 400-6009262 15618770481 yhx@titansci.com China 14098 59
Shanghai Longsheng chemical Co.,Ltd. 58099637 13585536065 sales@shlschem.com China 9880 59
Chemsky（shanghai）International Co.,Ltd. 021-50135380 shchemsky@sina.com China 32273 50
XiaoGan ShenYuan ChemPharm co,ltd 15527621225; 15527621225 1791901229@qq.com China 6742 52
Syntechem Co.,Ltd info@syntechem.com China 12973 57
Tianjin heowns Biochemical Technology Co., Ltd. 400 638 7771 sales@heowns.com China 14412 57
Supplier Advantage
J & K SCIENTIFIC LTD. 76
TCI (Shanghai) Development Co., Ltd. 81
Energy Chemical 61
JinYan Chemicals(ShangHai) Co.,Ltd. 60
Adamas Reagent, Ltd. 59
Shanghai Longsheng chemical Co.,Ltd. 59
Chemsky（shanghai）International Co.,Ltd. 50
XiaoGan ShenYuan ChemPharm co,ltd 52
Syntechem Co.,Ltd 57
Tianjin heowns Biochemical Technology Co., Ltd. 57

View Latest 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 2026-03-20 2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one
86-92-0
 $1.00 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
 $10.00-15.00 1KG 99%+ HPLC 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
 $1.00 1KG 99% 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:

Kresoxim-methyl Methyl salicylate Dihydromyrcenol Cefazolin Methyl acrylate
Basic Violet 1 Tribenuron methyl Cefazolin sodium salt Methanol 5-Methyl-2-phenyl-1,2-dihydropyrazol-3-one
Methylparaben Metsulfuron methyl Methyl 4-(3-Methyl-5-oxo-2-pyrazolin-1-yl)benzoic acid Pigment Orange 34
4,4'-[(3,3'-Dimethoxy-1,1'-biphenyl-4,4'-diyl)bis(azo)]bis[2,4-dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one] Pyrazole Azinphos-methyl

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) 2,4-Dihydro-5-methyl PTMP (1 (4-TOLYL) PHENYL 3-METHYL 5-PYRALOZONE) 3-Methyl-1-p-tolyl-5-pyrazolinone 86-92-0 C11H12N2O Intermediates of Dyes and Pigments