![](/CAS/GIF/33549-66-5.gif)
4,4-Dibromo-3-methyl-2-pyrazolin-5-one, 98+% synthesis
- Product Name:4,4-Dibromo-3-methyl-2-pyrazolin-5-one, 98+%
- CAS Number:33549-66-5
- Molecular formula:C4H4Br2N2O
- Molecular Weight:255.9
![3-Methyl-2-pyrazolin-5-one](/CAS/GIF/108-26-9.gif)
108-26-9
238 suppliers
$5.00/10g
![4,4-Dibromo-3-methyl-2-pyrazolin-5-one, 98+%](/CAS/GIF/33549-66-5.gif)
33549-66-5
16 suppliers
$90.00/100mg
Yield:33549-66-5 94%
Reaction Conditions:
with bromine in water;
References:
El-Zohry, Maher F.;Younes, Mansour I.;Metwally, Saoud A. [Synthesis,1984,# 11,p. 972 - 974]
![3-Methyl-3-pyrazolin-5-one](/CAS/GIF/4344-87-0.gif)
4344-87-0
110 suppliers
$7.00/10g
![4,4-Dibromo-3-methyl-2-pyrazolin-5-one, 98+%](/CAS/GIF/33549-66-5.gif)
33549-66-5
16 suppliers
$90.00/100mg
![3H-Pyrazol-3-one, 5-methyl-](/CAS/20180601/GIF/3206-39-1.gif)
3206-39-1
11 suppliers
inquiry
![4,4-Dibromo-3-methyl-2-pyrazolin-5-one, 98+%](/CAS/GIF/33549-66-5.gif)
33549-66-5
16 suppliers
$90.00/100mg