Description

1,1'-(Butane-1,4-Diyl)Bis(3-(2-(2-(2-Aminoethoxy)Ethoxy)Ethyl)Urea) is a specialized, high-purity functionalized urea derivative designed for advanced material synthesis and bioconjugation. This compound matters for its unique bifunctional structure, featuring a central butane linker and terminal polyether-amine arms, which provides exceptional versatility as a crosslinking agent or a reactive intermediate. Industrial researchers and manufacturers in the pharmaceutical, polymer, and life sciences sectors need this chemical to develop novel drug delivery systems, smart hydrogels, and surface-modified biomaterials.

Application

• Pharmaceutical Intermediate: Serves as a key building block for synthesizing targeted drug conjugates and antibody-drug conjugates (ADCs).
• Polymer Crosslinker: Used to create stable, hydrophilic polymer networks and hydrogels for medical and cosmetic applications.
• Surface Functionalization: Modifies the surface properties of nanoparticles, resins, and membranes to introduce reactive amine groups.
• Bioconjugation Reagent: Facilitates the covalent attachment of proteins, peptides, or other biomolecules to various carriers or surfaces.
• Dendrimer & Macromolecule Synthesis: Acts as a core or branching unit in the construction of complex, well-defined dendritic structures.
• Research & Development: Employed in academic and industrial R&D for exploring new biomaterials and chemical biology tools.

Basic Information

Product Name	1,1'-(Butane-1,4-Diyl)Bis(3-(2-(2-(2-Aminoethoxy)Ethoxy)Ethyl)Urea)
CAS No.	1571103-88-2
Molecular Formula	C20H44N6O8
Molecular Weight	496.60 g/mol
Synonyms	1,4-Bis[3-[2-[2-(2-aminoethoxy)ethoxy]ethyl]ureido]butane; N,N'-(Butane-1,4-diyl)bis(N-[2-[2-(2-aminoethoxy)ethoxy]ethyl]urea); Tetraethylene Glycol Diamine Bis-Urea Butane; Bis-TEG-Amine Urea Butane Linker; Functionalized PEG-Urea Crosslinker; 1,1'-(1,4-Butanediyl)bis[3-[2-[2-(2-aminoethoxy)ethoxy]ethyl]urea]; Urea, N,N'-(1,4-butanediyl)bis[N-[2-[2-(2-aminoethoxy)ethoxy]ethyl]-
EINECS	Contact for details

Quality Control

Our 1,1'-(Butane-1,4-Diyl)Bis(3-(2-(2-(2-Aminoethoxy)Ethoxy)Ethyl)Urea) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and NMR for structural confirmation, to ensure compliance with high-purity research and pharmaceutical intermediate standards. Certificates of Analysis (COA) detailing all specifications are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); ensure the container is sealed under an inert atmosphere after each use to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 1.0%
Residual Solvents (GC)	Meets ICH guidelines

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