ChemicalBook > CAS DataBase List > 1,3-Dimethyl-5-pyrazolone

1,3-Dimethyl-5-pyrazolone

Product Name
1,3-Dimethyl-5-pyrazolone
CAS No.
2749-59-9
Chemical Name
1,3-Dimethyl-5-pyrazolone
Synonyms
2,5-Dimethyl-2,4-dihydro-3H-pyrazol-3-one;3H-PYRAZOL-3-ONE, 2,4-DIHYDRO-2,5-DIMETHYL-;NSC 304;BUTTPARK 82\11-61;1,3-Dimethyl-5-pyraz;1,3-DIMETHYLPYRAZOLONE;1,3-DIMETHYL-5-PYRAZOLONE;1,3-diMethyl-5-pyrozolone;1,3-Dimethyl-5-pyrazolinone;1,3-Dimethyl-5-pyrazolone,97%
CBNumber
CB6371683
Molecular Formula
C5H8N2O
Formula Weight
112.13
MOL File
2749-59-9.mol
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1,3-Dimethyl-5-pyrazolone Property

Melting point:
117°C
Boiling point:
210.05°C (rough estimate)
Density 
1.1524 (rough estimate)
refractive index 
1.4730 (estimate)
storage temp. 
Sealed in dry,Room Temperature
solubility 
Chloroform (Slightly), DMSO (Slightly), Ethyl Acetate (Slightly, Sonicated), Met
form 
Solid
pka
2.93±0.50(Predicted)
color 
Off-White to Light Beige
Water Solubility 
almost transparency
InChIKey
JXPVQFCUIAKFLT-UHFFFAOYSA-N
CAS DataBase Reference
2749-59-9(CAS DataBase Reference)
NIST Chemistry Reference
3H-Pyrazol-3-one, 2,4-dihydro-2,5-dimethyl-(2749-59-9)
EPA Substance Registry System
3H-Pyrazol-3-one, 2,4-dihydro-2,5-dimethyl- (2749-59-9)
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Safety

Hazard Codes 
Xi
Risk Statements 
36/37/38
Safety Statements 
26-36/37/39
Hazard Note 
Irritant
HS Code 
2933199090
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

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

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

TCI Chemical
Product number
D2031
Product name
1,3-Dimethyl-5-pyrazolone
Purity
>98.0%(HPLC)(T)
Packaging
25g
Price
$57
Updated
2024/03/01
TCI Chemical
Product number
D2031
Product name
1,3-Dimethyl-5-pyrazolone
Purity
>98.0%(HPLC)(T)
Packaging
100g
Price
$144
Updated
2024/03/01
TCI Chemical
Product number
D2031
Product name
1,3-Dimethyl-5-pyrazolone
Purity
>98.0%(HPLC)(T)
Packaging
500g
Price
$423
Updated
2024/03/01
TRC
Product number
D479005
Product name
1,3-Dimethyl-5-pyrazolone
Packaging
10g
Price
$80
Updated
2021/12/16
TRC
Product number
D479005
Product name
1,3-Dimethyl-5-pyrazolone
Packaging
5g
Price
$60
Updated
2021/12/16
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1,3-Dimethyl-5-pyrazolone Chemical Properties,Usage,Production

Chemical Properties

Light Beige Solid

Uses

1,3-Dimethyl-5-pyrazolone (cas# 2749-59-9) is a compound useful in organic synthesis.

1,3-Dimethyl-5-pyrazolone Preparation Products And Raw materials

Raw materials

Preparation Products

Fenpyroximate 5-Chloro-1,3-dimethyl-1H-pyrazole-4-carbaldehyde
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1,3-Dimethyl-5-pyrazolone Suppliers

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View Lastest Price from 1,3-Dimethyl-5-pyrazolone manufacturers

Shaanxi Dideu Medichem Co. Ltd
Product
1,3-dimethyl-5-pyrazolone 2749-59-9
Price
US $1.00/KG
Min. Order
1KG
Purity
99%
Supply Ability
2000ton
Release date
2021-02-03
Career Henan Chemical Co
Product
1,3-Dimethyl-5-pyrazolone 2749-59-9
Price
US $2.00/KG
Min. Order
1KG
Purity
98%
Supply Ability
100g , 1kg, 5kg , 50kg
Release date
2020-01-07

2749-59-9, 1,3-Dimethyl-5-pyrazoloneRelated Search:

DIMETHYLGLYOXIME DISODIUM SALT Dimethyl sulfide Dimethyl fumarate Acetone oxime Dimethyl sulfoxide Dimethyl phthalate Dimethyl ether ETHANE 5-Methyl-2-phenyl-1,2-dihydropyrazol-3-one Dihydromyrcenol 3-Methyl-2-pyrazolin-5-one N,N-Dimethylformamide ACID YELLOW 76 (C.I. 18850) 1,2-Dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one 3-METHYL-1-(3'-SULFOAMIDOPHENYL)-5-PYRAZOLONE 3-Methyl-1-(4-sulfophenyl)-2-pyrazolin-5-one 1-(4'-Sulfophenyl)-3-carboxy-5-pyrazolone 1-(3'-Chlorophenyl)-3-methyl-5-pyrazolone

  • 1,3-diMethyl-5-pyrozolone
  • NSC 304
  • 2,5-DiMethyl-1H-pyrazol-3(2H)-one
  • 2,5-Dimethyl-2,4-dihydro-3H-pyrazol-3-one
  • 2-Pyrazolin-5-one, 1,3-dimethyl-
  • BUTTPARK 82\11-61
  • 1,3-DIMETHYL-4,5-DIHYDRO-1H-PYRAZOL-5-ONE
  • 1,3-dimethyl-2-pyrazolin-5-one
  • 1,3-DIMETHYLPYRAZOLONE
  • 1,3-DIMETHYL-5-PYRAZOLONE
  • 4,5-Dihydro-1,3-dimethyl-1H-pyrazol-5-one, 2,4-Dihydro-2,5-dimethyl-3-oxo-3H-pyrazole
  • 1,3-Dimethyl-5-pyrazolinone
  • 2,4-DIHYDRO-2,5-DIMETHYL-3H-PYRAZOL-3-ONE
  • 1,3-dimethyl-5-pyrazolone(DMP)
  • 3H-PYRAZOL-3-ONE, 2,4-DIHYDRO-2,5-DIMETHYL-
  • 1,3-dimethyl-1H-pyrazol-5(4H)-one
  • 1,3-DIMETHYL-5-PYRAZOLONE 95+%
  • 2,5-Dimethyl-2,4-dihydro-3H-pyrazole-3-one
  • 2,5-Dimethyl-2H-pyrazole-3(4H)-one
  • 1,3-Dimethyl-5-pyrazolone,97%
  • 2,5-dimethyl-4H-pyrazol-3-one
  • 1,3-Dimethyl-5-pyraz
  • 1,3-Dimethylpyrazol-5(4H)-one
  • 2,4-Dihydro-2,5-dimethyl-3H-pyrazol-3-one 95%
  • 1,3-Dimethyl-5-pyrazolone &gt
  • 2749-59-9
  • C5H8N2O
  • Heterocycles
  • Miscellaneous Reagents
  • Intermediates of Dyes and Pigments
  • Pyrazole
  • Pyrazoles & Triazoles