Description

N1,N4-Bis(Phenylsulphonyl)Benzene-1,4-Diamine, also known as N1,N4-Bis(Phenylsulphonyl)Phenylene-1,4-Diamine, is a high-purity, specialized aromatic diamine derivative featuring dual phenylsulfonyl protecting groups. This compound serves as a critical building block and intermediate in advanced organic synthesis, valued for its role in constructing complex molecular architectures. It is primarily sought by pharmaceutical R&D, agrochemical, and specialty polymer industries for the development of novel active ingredients and high-performance materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting specific enzyme inhibitors or receptor modulators.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and plant growth regulators.
• Polymer Chemistry: Serves as a monomer or chain extender in the production of specialty polyamides, polyimides, and other high-temperature resistant polymers.
• Material Science Research: Employed in the creation of advanced organic electronic materials, such as charge-transport layers or luminescent compounds.
• Chemical Research & Development: A versatile reagent for constructing complex organic molecules in academic and industrial research laboratories.
• Dye and Pigment Intermediate: Potential use in the synthesis of specialized colorants and photographic chemicals.

Basic Information

Product Name	N1,N4-Bis(Phenylsulphonyl)Benzene-1,4-Diamine / N1,N4-Bis(Phenylsulphonyl)Phenylene-1,4-Diamine
CAS No.	16504-19-1
Molecular Formula	C24H20N2O4S2
Molecular Weight	464.56 g/mol
Synonyms	1,4-Bis(phenylsulfonylamino)benzene; N,N'-Bis(phenylsulfonyl)-1,4-phenylenediamine; 1,4-Phenylenebis(phenylsulfonamide); p-Phenylenebis(phenylsulfonamide); Bis(phenylsulfonyl)-p-phenylenediamine; N1,N4-Diphenylsulfonyl-1,4-benzenediamine; N,N'-Ditosyl-1,4-phenylenediamine (common name variant); BPSD
EINECS	Contact for details

Quality Control

Our N1,N4-Bis(Phenylsulphonyl)Benzene-1,4-Diamine is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for assay and impurity profiling, IR and NMR for structural confirmation, and loss on drying. Certificates of Analysis (COA) detailing all specifications are provided with every shipment. We support compliance with REACH and other relevant global regulatory frameworks.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong oxidizing agents, strong acids, and strong bases. For long-term storage, consider an inert atmosphere to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Heavy Metals	≤ 20 ppm
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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