Description

Nrdc 157 CAS NO 82691-18-7 is a specialized chemical compound utilized in advanced material synthesis and pharmaceutical research. This product is valued for its role as a key intermediate or functional additive in processes requiring high-purity and consistent performance. It is primarily sought by industries involved in fine chemical manufacturing, advanced polymer development, and life sciences research, where material integrity is critical.

Application

• Pharmaceutical Intermediate: Acts as a crucial building block in the synthesis of active pharmaceutical ingredients (APIs) and other drug substances.
• Polymer Science: Used as a modifier or cross-linking agent in the production of specialty polymers and high-performance resins.
• Agrochemical Formulation: Serves as a component in the development of advanced pesticides, herbicides, or plant growth regulators.
• Material Science Research: Employed in R&D for creating novel coatings, adhesives, or composite materials with enhanced properties.
• Fine Chemical Synthesis: Functions as a reagent or catalyst in complex organic synthesis for specialty chemicals.
• Electronics Industry: Potential application in the manufacturing of electronic chemicals or as a precursor for materials used in semiconductor processing.

Basic Information

Product Name	Nrdc 157
CAS No.	82691-18-7
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	NRDC-157; 82691-18-7; Nrdc157; 1,1'-(Methylenedi-4,1-phenylene)bismaleimide; Bismaleimide monomer; BMI resin precursor; 4,4'-Bismaleimidodiphenylmethane (common related compound); Thermosetting polyimide intermediate
EINECS	Contact for details

Quality Control

Our Nrdc 157 is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including identity confirmation, purity assay, and impurity profiling, to ensure it meets the stringent requirements of our global clientele. Certificates of Analysis (COA) documenting all critical quality attributes are provided and can be tailored to meet specific customer or regulatory standards.

Storage

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

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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