Description

4-[(1-Oxo-3-Phenylallyl)Amino]Benzenesulphonic Acid is a specialized organic intermediate featuring a sulfonic acid group and a cinnamamide-like structure, making it a valuable building block for synthesizing more complex molecules. Its core value lies in its ability to introduce both water-solubilizing and chromophoric properties into target compounds, which is critical for developing functional dyes and advanced materials. This product is essential for R&D chemists and process engineers in the fine chemical, pharmaceutical, and specialty dye industries seeking to create novel sulfonated derivatives with enhanced performance characteristics.

Application

• Key Intermediate for Reactive Dyes: Serves as a crucial precursor in the synthesis of sulfonated azo and anthraquinone dyes, imparting excellent water solubility and fiber affinity.
• Pharmaceutical Intermediate: Used in research and development for creating potential drug candidates, particularly those requiring sulfonate groups for improved bioavailability or biological activity.
• Functional Material Synthesis: Employed in the production of specialty polymers and organic electronic materials where the sulfonic acid group can act as a dopant or solubility modifier.
• Ligand and Chelating Agent Precursor: The structure can be modified to create novel ligands for metal complexation used in catalysis or analytical chemistry.
• UV Absorber and Light Stabilizer Development: Acts as a starting material for synthesizing compounds designed to absorb ultraviolet light for coatings and polymer stabilization.
• Analytical Reagent Standard: Can be utilized as a high-purity reference standard in chromatographic analysis for quality control in chemical production.

Basic Information

Product Name	4-[(1-Oxo-3-Phenylallyl)Amino]Benzenesulphonic Acid
CAS No.	89217-68-5
Molecular Formula	C15H13NO4S
Molecular Weight	303.33 g/mol
Synonyms	4-[(1-Oxo-3-phenyl-2-propen-1-yl)amino]benzenesulfonic acid; N-(4-Sulfophenyl)cinnamamide; p-[(Cinnamoyl)amino]benzenesulfonic acid; Benzenesulfonic acid, 4-[(1-oxo-3-phenyl-2-propenyl)amino]-; Cinnamoylaminobenzenesulfonic acid; 4-Cinnamamidobenzenesulfonic acid; 89217-68-5; (E)-4-Cinnamamidobenzenesulfonic acid
EINECS	Contact for details

Quality Control

Our 4-[(1-Oxo-3-Phenylallyl)Amino]Benzenesulphonic Acid is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting specifications for use as a high-value intermediate. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee traceability and consistency for your critical R&D and production processes.

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). The product is moisture-sensitive (hygroscopic); keep the container tightly sealed when not in use to prevent absorption of water vapor. Keep away from strong oxidizing agents and strong bases.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 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.