Description

1-Phenyl-4-Methyl-3-Pyrazolidone is a versatile heterocyclic organic compound that serves as a key intermediate and functional additive in several high-value chemical syntheses. Its value lies in its unique pyrazolidone structure, which imparts specific reactivity and properties crucial for advanced manufacturing processes. This product is primarily needed by manufacturers in the pharmaceutical, photographic chemical, and specialty polymer industries seeking reliable, high-purity raw materials.

Application

• Pharmaceutical Intermediate: A critical building block in the synthesis of various active pharmaceutical ingredients (APIs), particularly those with heterocyclic cores.
• Photographic Chemical: Acts as a key developing agent or antioxidant in photographic developers and processing solutions.
• Polymer Additive: Used as a stabilizer or cross-linking agent in specialty polymer formulations to enhance material properties.
• Chemical Research & Development: Serves as a valuable reagent for organic synthesis and medicinal chemistry research in academic and industrial labs.
• Dye & Pigment Manufacturing: Employed as an intermediate in the production of certain azo dyes and complex organic pigments.
• Analytical Chemistry: Can be utilized as a reagent or standard in specific analytical methodologies.

Basic Information

Product Name	1-Phenyl-4-Methyl-3-Pyrazolidone
CAS No.	2654-57-1
Molecular Formula	C10H12N2O
Molecular Weight	176.22 g/mol
Synonyms	1-Phenyl-3-pyrazolidinone; 4-Methyl-1-phenyl-3-pyrazolidinone; 1-Phenyl-4-methylpyrazolidin-3-one; Phenidone; 1-Phenyl-3-pyrazolidone; PMP; Developer Phenidone B
EINECS	220-179-7

Quality Control

Our 1-Phenyl-4-Methyl-3-Pyrazolidone is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets high-purity standards suitable for pharmaceutical and photographic applications. Certificates of Analysis (COA) documenting identity, purity, and impurity profiles are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). Due to its light-sensitive and easily oxidized nature, it is recommended to store under an inert atmosphere for long-term preservation and to minimize degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	119 - 123 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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