Description

[(2,3-Dihydro-1,5-Dimethyl-3-Oxo-2-Phenyl-1H-Pyrazol-4-Yl)Amino]Methanesulfonic Acid Sodium Salt is a high-purity, water-soluble sodium salt derivative of a pyrazolone-based compound. This product matters as a versatile and reliable chemical intermediate, offering consistent reactivity and purity for advanced synthesis. It is primarily needed by manufacturers in the pharmaceutical and fine chemical industries for the development of active pharmaceutical ingredients (APIs), dyes, and specialized organic compounds.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of non-steroidal anti-inflammatory drugs (NSAIDs) and other therapeutic agents.
• Dye and Pigment Manufacturing: Used as a precursor in the production of azo dyes and other complex colorants.
• Fine Chemical Synthesis: Serves as a critical reagent in multi-step organic synthesis for research and commercial-scale production.
• Analytical Chemistry: May be employed as a standard or reagent in specific analytical methodologies.
• Biochemical Research: Potential use in modifying biomolecules or as a tool compound in biochemical studies.

Basic Information

Product Name	[(2,3-Dihydro-1,5-Dimethyl-3-Oxo-2-Phenyl-1H-Pyrazol-4-Yl)Amino]Methanesulfonic Acid Sodium Salt
CAS No.	129-89-5
Molecular Formula	C12H14N3NaO4S
Molecular Weight	319.31 g/mol
Synonyms	4-(Aminosulfonyl)-2,3-dihydro-1,5-dimethyl-3-oxo-2-phenyl-1H-pyrazole Sodium Salt; Sodium [(2,3-dihydro-1,5-dimethyl-3-oxo-2-phenyl-1H-pyrazol-4-yl)amino]methanesulfonate; Ampyzine Sodium Sulfonate; Metamizole Sodium Impurity; Dipyrone Sodium Salt Derivative; 4-Amino-1,5-dimethyl-2-phenyl-1,2-dihydro-3H-pyrazol-3-one Sodium Methanesulfonate; Sodium 1-Phenyl-2,3-dimethyl-4-aminopyrazolone-5-N-methanesulfonate
EINECS	204-964-4

Quality Control

Our [(2,3-Dihydro-1,5-Dimethyl-3-Oxo-2-Phenyl-1H-Pyrazol-4-Yl)Amino]Methanesulfonic Acid Sodium Salt is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure it meets high-purity standards suitable for pharmaceutical and fine chemical applications. Certificates of Analysis (COA) with detailed specifications 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, and well-ventilated area at controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept in a dry environment to prevent degradation and clumping.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Total impurities ≤ 2.0%

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