Description

[Methylenebis(4,1-Phenylene)]Bis(Carbamic Acid)Bis(2-Methylbutyl) Ester is a specialized organic compound belonging to the class of biscarbamate esters. This chemical is valued for its role as a versatile intermediate and functional additive in advanced material synthesis. It is primarily sought by manufacturers in the polymer, agrochemical, and specialty chemical industries for developing products with enhanced performance characteristics.

Application

• Polymer Industry: Used as a light stabilizer, antioxidant intermediate, or cross-linking agent in the production of polyurethanes, coatings, and specialty resins.
• Agrochemical Synthesis: Serves as a key intermediate in the manufacture of certain pesticides and herbicides, contributing to active ingredient development.
• Pharmaceutical Intermediates: Employed in the synthesis of complex organic molecules for pharmaceutical research and active pharmaceutical ingredient (API) development.
• Lubricant & Fuel Additives: Acts as a functional component in formulating high-performance lubricant additives and fuel stabilizers.
• Adhesive & Sealant Formulations: Utilized as a modifier to enhance the durability, flexibility, and environmental resistance of industrial adhesives and sealants.
• Research & Development: A valuable building block in organic synthesis for academic and industrial R&D laboratories exploring new chemical entities.

Basic Information

Product Name	[Methylenebis(4,1-Phenylene)]Bis(Carbamic Acid)Bis(2-Methylbutyl) Ester
CAS No.	71412-41-4
Molecular Formula	C27H38N2O4
Molecular Weight	454.60 g/mol
Synonyms	Bis(2-methylbutyl) 4,4'-methylenebis(phenylcarbamate); 4,4'-Methylenebis(phenyl isocyanate) bis(2-methylbutyl) ester; Dilisocarb; Dilisocyanate, methylenediphenyl-, bis(2-methylbutyl) ester; MDI-based biscarbamate ester; Methylene diphenyl diisocyanate (MDI) derivative; Bis(2-methylbutyl) MDI biscarbamate
EINECS	Contact for details

Quality Control

Our production of [Methylenebis(4,1-Phenylene)]Bis(Carbamic Acid)Bis(2-Methylbutyl) Ester adheres to stringent quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistent performance. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture.

Specification

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

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