Description

2-Amino-4-[[4-(4,5-Dihydro-3-Methyl-5-Oxo-1H-Pyrazol-1-Yl)Benzoyl]Amino]Benzenesulphonic Acid is a specialized organic intermediate featuring a sulfonic acid group and a pyrazolone moiety, making it a valuable building block for advanced chemical synthesis. Its molecular structure is engineered to impart specific functional properties in downstream applications, particularly in the development of high-performance materials and active compounds. This product is essential for R&D laboratories and industrial manufacturers in the pharmaceutical, agrochemical, and specialty dye sectors seeking to create novel molecules with enhanced characteristics.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring sulfonamide or heterocyclic functionalities.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and plant growth regulators where its specific structure contributes to biological activity.
• Dye and Pigment Manufacturing: Acts as an intermediate for creating azo dyes and other complex colorants, leveraging its amino and sulfonic acid groups for chromophore development and solubility.
• Research & Development: A valuable reagent in organic chemistry and medicinal chemistry research for constructing novel molecular libraries and exploring structure-activity relationships.
• Specialty Chemical Production: Employed in the synthesis of complex surfactants, corrosion inhibitors, and other functional chemicals where its bifunctional nature is advantageous.

Basic Information

Product Name	2-Amino-4-[[4-(4,5-Dihydro-3-Methyl-5-Oxo-1H-Pyrazol-1-Yl)Benzoyl]Amino]Benzenesulphonic Acid
CAS No.	85650-65-3
Molecular Formula	C17H16N4O5S
Molecular Weight	388.40 g/mol
Synonyms	2-Amino-4-({[4-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)phenyl]carbonyl}amino)benzenesulfonic acid; 4-[[4-(4,5-Dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)benzoyl]amino]-2-aminobenzenesulfonic acid; 1-[4-(4-Amino-2-sulfophenyl)carbamoyl]phenyl]-3-methyl-5-pyrazolone; Benzenesulfonic acid, 2-amino-4-[[[4-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)phenyl]carbonyl]amino]-; Pyrazolone-based sulfonic acid intermediate
EINECS	Contact for details

Quality Control

Our production of 2-Amino-4-[[4-(4,5-Dihydro-3-Methyl-5-Oxo-1H-Pyrazol-1-Yl)Benzoyl]Amino]Benzenesulphonic Acid adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets precise customer specifications. Certificates of Analysis (COA) documenting all critical parameters are provided as standard, guaranteeing traceability and compliance with your quality assurance requirements.

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 strong oxidizing agents and incompatible materials. The container should be kept tightly sealed when not in use to protect from moisture.

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Individual impurity ≤ 0.5%, Total impurities ≤ 2.0%

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