Description

4,4'-Dinitrodiphenylmethane is a high-purity aromatic nitro compound, serving as a critical intermediate in advanced chemical synthesis. Its value lies in its role as a versatile precursor for high-performance polymers, dyes, and specialty chemicals, ensuring consistent quality for demanding industrial processes. This product is essential for manufacturers and R&D facilities in the agrochemical, polymer, and pharmaceutical sectors seeking reliable building blocks for complex molecules.

Application

• Polymer Intermediate: Key monomer or chain extender in the synthesis of high-temperature resistant polyurethanes, polyimides, and epoxy resins.
• Agrochemical Synthesis: Important precursor for manufacturing certain herbicides, pesticides, and plant growth regulators.
• Dye and Pigment Manufacturing: Used in the production of azo dyes and other complex colorants.
• Pharmaceutical Intermediate: Serves as a building block in the research and development of active pharmaceutical ingredients (APIs).
• Cross-linking Agent: Employed in formulations requiring specific cross-linking properties for coatings and adhesives.
• Research & Development: Utilized in academic and industrial labs for organic synthesis and material science studies.

Basic Information

Product Name	4,4'-Dinitrodiphenylmethane
CAS No.	1817-74-9
Molecular Formula	C13H10N2O4
Molecular Weight	258.23 g/mol
Synonyms	Bis(4-nitrophenyl)methane; 4,4'-Dinitrodiphenylmethane; DNDPM; (4-Nitrophenyl)methane; 1,1'-Methylenebis(4-nitrobenzene); p,p'-Dinitrodiphenylmethane; 4,4'-Methylenebis(nitrobenzene); DNPM
EINECS	217-334-7

Quality Control

Our 4,4'-Dinitrodiphenylmethane is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting specifications for industrial and research use. A Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee traceability and compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from heat sources and incompatible materials. Recommended storage temperature is 15-25°C. Keep container tightly sealed when not in use to minimize moisture absorption and contamination.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	178 - 182 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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