CAS 33549-66-5

4,4-Dibromo-3-methyl-2-pyrazolin-5-one

Description:

4,4-Dibromo-3-methyl-2-pyrazolin-5-one is an organic compound characterized by its pyrazolone structure, which features a five-membered ring containing two nitrogen atoms. This compound is typically recognized for its bromine substituents at the 4-position, which significantly influence its reactivity and properties. The presence of the methyl group at the 3-position contributes to its overall stability and solubility in various organic solvents. It is often utilized in synthetic organic chemistry, particularly in the development of dyes and pigments due to its chromophoric properties. Additionally, this compound may exhibit biological activity, making it of interest in pharmaceutical research. Its CAS number, 33549-66-5, serves as a unique identifier for regulatory and safety information. As with many brominated compounds, it is essential to handle 4,4-Dibromo-3-methyl-2-pyrazolin-5-one with care, considering potential environmental and health impacts associated with bromine-containing substances.

Formula: C₄H₄Br₂N₂O

InChI: InChI=1/C4H4Br2N2O/c1-2-4(5,6)3(9)8-7-2/h1H3,(H,8,9)

SMILES: CC1=NN=C(C1(Br)Br)O

Synonyms:

• 3H-pyrazol-3-one, 4,4-dibromo-2,4-dihydro-5-methyl-
• 4,4-Dibromo-5-methyl-2,4-dihydro-3H-pyrazol-3-one

4,4-Dibromo-3-methyl-2-pyrazolin-5-one

CAS: 33549-66-5

Formula: C₄H₄Br₂N₂O

Purity: 98%

Color and Shape: Solid

Molecular weight: 255.8954

Ref: IN-DA003KET

4,4-Dibromo-3-methyl-2-pyrazolin-5-one

CAS: 33549-66-5

4,4-Dibromo-3-methyl-2-pyrazolin-5-one

Purity: 98%

Molecular weight: 255.9g/mol

Ref: 54-OR1042842

4,4-Dibromo-2,4-dihydro-5-methyl-3H-pyrazol-3-one

CAS: 33549-66-5

Applications 4,4-Dibromo-2,4-dihydro-5-methyl-3H-pyrazol-3-one is used in the preparation of antimoebic compounds such as thiosemicarbazide derivatives. Also used in the preparation of triazine molecules displaying antifungal activity.
References Singh, S. et al.: Eur. J. Pharm. Sci., 25, 255 (2005); Tewari, A. et al.: Indian. J. Chem. B., 41B, 664 (2002);

Formula: C₄H₄Br₂N₂O

Color and Shape: Neat

Molecular weight: 255.895

Ref: TR-D425415