Description

N,N''-1,6-Hexanediylbis[N',N'-Dimethylurea] is a symmetrical bis-urea derivative, a high-purity organic compound with the CAS number 20575-76-2. This compound serves as a versatile and effective cross-linking agent, chain extender, and intermediate in advanced polymer synthesis. It is essential for manufacturers in the polyurethane, specialty adhesives, coatings, and pharmaceutical intermediate industries seeking to enhance material properties like durability, thermal stability, and mechanical strength.

Application

• Polymer & Polyurethane Industry: Acts as a key chain extender and cross-linking agent to improve the hardness, thermal resistance, and mechanical properties of polyurethane elastomers, foams, and coatings.
• Adhesives & Sealants: Used as a curing agent and modifier to enhance the bonding strength, flexibility, and chemical resistance of high-performance adhesives and sealants.
• Coatings & Resins: Employed in the formulation of durable industrial and protective coatings, where it contributes to improved scratch resistance, weatherability, and film integrity.
• Pharmaceutical Intermediates: Serves as a valuable building block in the synthesis of more complex active pharmaceutical ingredients (APIs) and drug candidates.
• Textile & Leather Processing: Functions as a finishing agent to impart wrinkle resistance, durability, and improved handle to fabrics and leather goods.
• Research & Development: Utilized in academic and industrial R&D for developing novel polymeric materials, dendrimers, and supramolecular structures.

Basic Information

Product Name	N,N''-1,6-Hexanediylbis[N',N'-Dimethylurea]
CAS No.	20575-76-2
Molecular Formula	C₁₂H₂₆N₄O₂
Molecular Weight	258.36 g/mol
Synonyms	1,6-Bis(N',N'-dimethylureido)hexane; 1,6-Hexanediamine, N,N,N',N'-tetramethyl-, biscarbamate; Hexamethylene Bis(N,N-dimethylurea); N,N,N',N'-Tetramethylhexamethylenediurea; Urea, N,N'-1,6-hexanediylbis[N',N'-dimethyl-; Bis(3,3-dimethylureido)hexane; HDU; Chain Extender HDU
EINECS	243-904-5

Quality Control

Our N,N''-1,6-Hexanediylbis[N',N'-Dimethylurea] 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 precise specifications for industrial and research applications. Certificates of Analysis (COA) documenting all critical quality parameters are available upon request to support your quality assurance protocols.

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). This product is hygroscopic (moisture-sensitive). Keep the container tightly sealed to minimize exposure to atmospheric moisture, which can affect product quality.

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	≤ 1.0%
Heavy Metals	≤ 20 ppm

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