Description

4-[1-[n-(o-Tolyl)Carbamoyl]-2-Oxopropylazo]-3-Nitrobenzenesulfonic Acid CAS NO 26901-61-1 is a specialized azo-sulfonic acid derivative with a complex molecular structure, serving as a high-value intermediate in advanced chemical synthesis. This compound is critical for applications requiring precise molecular architecture and functional group reactivity. It is primarily utilized by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty dye sectors for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the research and development of advanced pesticides and herbicides.
• Specialty Dye & Pigment Production: Serves as a precursor for creating high-performance, color-fast azo dyes and pigments.
• Chemical Research & Development: Valuable reagent for organic synthesis and material science research in academic and industrial labs.
• Functional Material Development: Potential intermediate for creating polymers or coatings with specific light-absorbing or electronic properties.

Basic Information

Item	Details
Product Name	4-[1-[n-(o-Tolyl)Carbamoyl]-2-Oxopropylazo]-3-Nitrobenzenesulfonic Acid
CAS No.	26901-61-1
Molecular Formula	C17H16N4O7S
Molecular Weight	420.40 g/mol
Synonyms	3-Nitro-4-[[1-[[(2-methylphenyl)amino]carbonyl]-2-oxopropyl]azo]benzenesulfonic acid; 4-[1-[N-(o-Tolyl)Carbamoyl]-2-Oxopropylazo]-3-Nitrobenzenesulfonic Acid; 4-(1-(N-(2-Methylphenyl)carbamoyl)-2-oxopropylazo)-3-nitrobenzenesulfonic acid; o-Tolyl azo sulfonic acid derivative; Azo sulfonic acid intermediate 26901-61-1; Benzenesulfonic acid, 4-[[1-[[(2-methylphenyl)amino]carbonyl]-2-oxopropyl]azo]-3-nitro-
EINECS	Contact for details

Quality Control

Our production of 4-[1-[n-(o-Tolyl)Carbamoyl]-2-Oxopropylazo]-3-Nitrobenzenesulfonic Acid adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide detailed Certificates of Analysis (COA) with each shipment, documenting key parameters such as assay, impurity profile, and physical characteristics. Our quality systems are designed to support cGMP and ISO standards for traceability and reliability.

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). Keep away from incompatible materials. Due to its light-sensitive nature, containers should be opaque or stored in dark conditions to maintain product integrity.

Specification

Item	Specification
Appearance	Yellow to orange powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm
Related Substances (HPLC)	Total impurities ≤ 5.0%

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