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

Product Name
2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one
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
Formula Weight
188.23
MOL File
86-92-0.mol
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2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one Property

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)
EPA Substance Registry System
3H-Pyrazol-3-one, 2,4-dihydro-5-methyl-2-(4-methylphenyl)- (86-92-0)
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Safety

Hazard Codes 
Xn
Risk Statements 
22
RTECS 
UQ9680000
HS Code 
2933199030
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H317May cause an allergic skin reaction

H412Harmful to aquatic life with long lasting effects

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P272Contaminated work clothing should not be allowed out of the workplace.

P273Avoid release to the environment.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P321Specific treatment (see … on this label).

P333+P313IF SKIN irritation or rash occurs: Get medical advice/attention.

P363Wash contaminated clothing before reuse.

P501Dispose of contents/container to..…

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N-Bromosuccinimide Price

TCI Chemical
Product number
M0554
Product name
3-Methyl-1-p-tolyl-5-pyrazolone
Purity
>98.0%(HPLC)(T)
Packaging
25g
Price
$101
Updated
2024/03/01
TRC
Product number
D449720
Product name
2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-Pyrazol-3-one
Packaging
250g
Price
$460
Updated
2021/12/16
Medical Isotopes, Inc.
Product number
69589
Product name
2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-Pyrazol-3-one
Packaging
50g
Price
$610
Updated
2021/12/16
American Custom Chemicals Corporation
Product number
CHM0016988
Product name
3-METHYL-1-P-TOLYL-5-PYRAZOLONE
Purity
95.00%
Packaging
1G
Price
$945.95
Updated
2021/12/16
American Custom Chemicals Corporation
Product number
CHM0016988
Product name
3-METHYL-1-P-TOLYL-5-PYRAZOLONE
Purity
95.00%
Packaging
5G
Price
$1588.7
Updated
2021/12/16
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2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one Chemical Properties,Usage,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

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

J & K SCIENTIFIC LTD.
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010-82848833 400-666-7788
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86-10-82849933
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jkinfo@jkchemical.com
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China
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TCI (Shanghai) Development Co., Ltd.
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021-67121386
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021-67121385
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Sales-CN@TCIchemicals.com
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China
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Energy Chemical
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JinYan Chemicals(ShangHai) Co.,Ltd.
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13817811078
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86-021-50426522,50426273
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sales@jingyan-chemical.com
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China
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Adamas Reagent, Ltd.
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400-6009262 16621234537
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021-64823266
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021-58099652-8005 13585536065
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021-58099609
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bin.wu@shlschem.com
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China
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021-50135380
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China
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XiaoGan ShenYuan ChemPharm co,ltd
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15527768850
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1791901229@qq.com
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Syntechem Co.,Ltd
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Fax
E-Mail Inquiry
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info@syntechem.com
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China
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Tianjin heowns Biochemical Technology Co., Ltd.
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400 638 7771
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sales@heowns.com
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China
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View Lastest Price from 2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one manufacturers

Hebei Weibang Biotechnology Co., Ltd
Product
2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one 86-92-0
Price
US $1.00/PCS
Min. Order
1PCS
Purity
99%
Supply Ability
10 mt
Release date
2024-10-31
Hebei Mojin Biotechnology Co., Ltd
Product
2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one 86-92-0
Price
US $0.00/KG
Min. Order
1KG
Purity
99%
Supply Ability
50000KG/month
Release date
2023-06-20
Zhuozhou Wenxi import and Export Co., Ltd
Product
2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one 86-92-0
Price
US $15.00-10.00/KG
Min. Order
1KG
Purity
99%+ HPLC
Supply Ability
Monthly supply of 1 ton
Release date
2021-08-11

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


  • 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&gt
  • 2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-pyrazol-3-one,>99%
  • 86-92-0
  • C11H12N2O
  • Intermediates of Dyes and Pigments