Description

5-Methyl-2-Phenyl-2H-Pyrazole-3,4-Dione 4-Oxime is a specialized heterocyclic oxime compound that serves as a versatile intermediate in advanced organic synthesis. Its unique pyrazolidinedione-oxime structure makes it a valuable building block for creating complex molecules with specific functional properties. This compound is primarily utilized by research institutions and industrial R&D departments focused on developing pharmaceuticals, agrochemicals, and high-performance materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for compounds targeting inflammation or metabolic pathways.
• Agrochemical Research: Used in developing new generations of herbicides, fungicides, and plant growth regulators due to its reactive oxime moiety.
• Coordination Chemistry & Ligand Synthesis: Acts as a chelating ligand for metal ions, useful in creating catalysts or metal-organic frameworks (MOFs).
• Dye & Pigment Intermediate: Employed in the production of specialized azo dyes and organic pigments where the phenyl-pyrazole core contributes to color fastness and stability.
• Polymer Additive Development: Investigated for use as a light stabilizer or antioxidant in high-performance polymer formulations.
• Analytical Chemistry: Serves as a derivatization agent or a standard in chromatographic analysis for related compound classes.

Basic Information

Item	Details
Product Name	5-Methyl-2-Phenyl-2H-Pyrazole-3,4-Dione 4-Oxime
CAS No.	1080-89-3
Molecular Formula	C10H9N3O2
Molecular Weight	203.20 g/mol
Synonyms	5-Methyl-2-phenyl-2H-pyrazol-3,4-dione 4-oxime; 4-Hydroxyimino-5-methyl-2-phenyl-2,4-dihydro-3H-pyrazol-3-one; 5-Methyl-2-phenyl-4-(hydroxyimino)-2,4-dihydro-3H-pyrazol-3-one; 5-Methyl-2-phenyl-1,2-dihydro-3H-pyrazol-3-one 4-oxime; 1080-89-3; 5-Methyl-2-phenylpyrazole-3,4-dione 4-oxime
EINECS	Contact for details

Quality Control

Our 5-Methyl-2-Phenyl-2H-Pyrazole-3,4-Dione 4-Oxime is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity. All materials undergo comprehensive analytical testing, including HPLC, NMR, and IR spectroscopy, to verify identity and purity. A Certificate of Analysis (COA) detailing all relevant specifications is provided with each shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat sources and incompatible materials. For long-term storage, consider an inert atmosphere to maintain stability.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.