ChemicalBook > CAS DataBase List > 3,4-DIMETHYL-4,5-DIHYDRO-1H-PYRAZOL-5-ONE

3,4-DIMETHYL-4,5-DIHYDRO-1H-PYRAZOL-5-ONE

Product Name
3,4-DIMETHYL-4,5-DIHYDRO-1H-PYRAZOL-5-ONE
CAS No.
6628-22-4
Chemical Name
3,4-DIMETHYL-4,5-DIHYDRO-1H-PYRAZOL-5-ONE
Synonyms
NSC 60554;Einecs 229-608-6;3,4-dimethyl-5-pyrazolone;3,4-DIMETHYLPYRAZOLIN-5-ONE;3,4-Dimethyl-5-pyrazolinone;3,4-Dimethyl-Δ2-pyrazol-5-one;4,5-Dimethyl-3H-pyrazol-3-one;3,4-Dimethyl-2-pyrazolin-5-one;4,5-Dimethyl-1,2-dihydro-pyrazol-3-one;3,4-DIMETHYL-4,5-DIHYDRO-1H-PYRAZOL-5-ONE
CBNumber
CB7228135
Molecular Formula
C5H8N2O
Formula Weight
112.13
MOL File
6628-22-4.mol
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3,4-DIMETHYL-4,5-DIHYDRO-1H-PYRAZOL-5-ONE Property

Melting point:
269-2710C
Density 
1.25
storage temp. 
Refrigerator
solubility 
DMSO, Methanol
form 
Solid
color 
Off-White
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Safety

HS Code 
2933119000
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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

P210Keep away from heat/sparks/open flames/hot surfaces. — No smoking.

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

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P271Use only outdoors or in a well-ventilated area.

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

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

P304+P340IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.

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

P312Call a POISON CENTER or doctor/physician if you feel unwell.

P332+P313IF SKIN irritation occurs: Get medical advice/attention.

P337+P313IF eye irritation persists: Get medical advice/attention.

P362Take off contaminated clothing and wash before reuse.

P370+P378In case of fire: Use … for extinction.

P403+P233Store in a well-ventilated place. Keep container tightly closed.

P403+P235Store in a well-ventilated place. Keep cool.

P405Store locked up.

P501Dispose of contents/container to..…

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N-Bromosuccinimide Price

TRC
Product number
D479000
Product name
3,4-Dimethyl-5-pyrazolone
Packaging
250mg
Price
$130
Updated
2021/12/16
Usbiological
Product number
D3693-60
Product name
3,4-Dimethyl-5-pyrazolone
Packaging
250mg
Price
$425
Updated
2021/12/16
Biosynth Carbosynth
Product number
FD22307
Product name
3,4-Dimethyl-5-pyrazolone
Packaging
1g
Price
$690
Updated
2021/12/16
American Custom Chemicals Corporation
Product number
CHM0009965
Product name
3,4-DIMETHYL-5-PYRAZOLONE
Purity
95.00%
Packaging
250MG
Price
$721.88
Updated
2021/12/16
Biosynth Carbosynth
Product number
FD22307
Product name
3,4-Dimethyl-5-pyrazolone
Packaging
2g
Price
$1190
Updated
2021/12/16
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3,4-DIMETHYL-4,5-DIHYDRO-1H-PYRAZOL-5-ONE Chemical Properties,Usage,Production

Chemical Properties

White Solid

Uses

3,4-Dimethyl-5-pyrazolone (cas# 6628-22-4) is a compound useful in organic synthesis.

3,4-DIMETHYL-4,5-DIHYDRO-1H-PYRAZOL-5-ONE Preparation Products And Raw materials

Raw materials

Preparation Products

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3,4-DIMETHYL-4,5-DIHYDRO-1H-PYRAZOL-5-ONE Suppliers

Canada 1 China 19 Germany 1 India 1 United Kingdom 3 United States 2 Global 27

6628-22-4, 3,4-DIMETHYL-4,5-DIHYDRO-1H-PYRAZOL-5-ONERelated Search:

4-BENZOYL-3-METHYL-1-PHENYL-5-PYRAZOLINONE BISPYRAZOLONE 4-(2-HYDROXYETHYL)-3-METHYL-1-PHENYL-2-PYRAZOLIN-5-ONE 1,3-DIMETHYL-4,5-DIHYDRO-1H-PYRAZOL-5-ONE,2,5-Dimethyl-2,4-dihydro-3H-pyrazol-3-one 4-(2-HYDROXYETHYL)-3-METHYL-2-PYRAZOLIN-5-ONE 1-(3-SULFO-4-PHENOXY)-PHENYL-3-HEPTADECYL-4-ISOPROPYL-PYRAZOLINE-5-ONE 5-OXO-3-(TRIFLUOROMETHYL)-4,5-DIHYDRO-1H-PYRAZOLE-4-CARBALDEHYDE OXIME 3,4-DIMETHYL-4,5-DIHYDRO-1H-PYRAZOL-5-ONE 4-(2-HYDROXYETHYL)-2,5-DIMETHYL-1,2-DIHYDRO-3H-PYRAZOL-3-ONE 3-METHYL-5-OXO-4,5-DIHYDRO-1H-PYRAZOLE-4-CARBALDEHYDE OXIME 2-(4-CHLOROPHENYL)-7-METHYL-5-PHENYL-1-OXA-5,6-DIAZASPIRO[2.4]HEPT-6-EN-4-ONE 4-ALLYL-3-METHYL-4,5-DIHYDRO-1H-PYRAZOL-5-ONE 2-(2,6-DICHLOROPHENYL)-7-METHYL-5-PHENYL-1-OXA-5,6-DIAZASPIRO[2.4]HEPT-6-EN-4-ONE 2-(2,4-DICHLOROPHENYL)-7-METHYL-5-PHENYL-1-OXA-5,6-DIAZASPIRO[2.4]HEPT-6-EN-4-ONE 5-OXO-3-(TRIFLUOROMETHYL)-4,5-DIHYDRO-1H-PYRAZOLE-4-CARBALDEHYDE O-METHYLOXIME 4-(BENZO[D]1,3-DIOXOLEN-5-YL(4-METHYLPIPERAZINYL)METHYL)-3-METHYL-1-PHENYL-2-PYRAZOLIN-5-ONE 3-METHYL-5-OXO-4,5-DIHYDRO-1H-PYRAZOLE-4-CARBALDEHYDE O-METHYLOXIME 5-OXO-3-PHENYL-4,5-DIHYDRO-1H-PYRAZOLE-4-CARBALDEHYDE OXIME

  • 3,4-Dimethyl-2-pyrazolin-5-one
  • Einecs 229-608-6
  • 2,4-Dihydro-4,5-dimethyl-3H-pyrazol-3-one
  • 4,5-Dihydro-3,4-dimethyl-1H-pyrazol-5-one, 3,4-Dimethyl-2-pyrazolin-5-one
  • 3,4-dimethyl-5-pyrazolone
  • 4,5-Dimethyl-1,2-dihydro-pyrazol-3-one
  • 3,4-DIMETHYL-4,5-DIHYDRO-1H-PYRAZOL-5-ONE
  • 3,4-DIMETHYLPYRAZOLIN-5-ONE
  • 3H-Pyrazol-3-one,2,4-dihydro-4,5-diMethyl-
  • 3,4-Dimethyl-5-pyrazolinone
  • 3,4-Dimethyl-Δ2-pyrazol-5-one
  • NSC 60554
  • 4,5-Dimethyl-3H-pyrazol-3-one
  • 6628-22-4
  • Heterocyclic Compounds
  • Heterocycles