Description

N,n-Bis(2-Hydroxyethyl)-N'-(Alpha,α-Dimethyl-3-Isopropenylbenzyl)Urea is a specialized urea derivative featuring a unique combination of hydrophilic hydroxyethyl groups and a hydrophobic, reactive isopropenylbenzyl moiety. This structure makes it a valuable intermediate and functional additive in advanced polymer synthesis and surface modification. It is primarily sought by formulators and researchers in the coatings, adhesives, and specialty chemical industries seeking to enhance material properties such as adhesion, cross-linking density, and hydrophilicity.

Application

• As a key cross-linking agent or chain extender in the production of high-performance polyurethane and polyurea coatings and elastomers.
• As a reactive diluent or modifier in acrylic and vinyl polymer systems to improve flexibility and adhesion.
• As a surface-active intermediate for the synthesis of specialty surfactants and dispersants.
• In the formulation of advanced adhesives and sealants, where it contributes to enhanced bonding strength and environmental resistance.
• As a building block for UV-curable resins and other radiation-curable polymer systems.
• In research and development of novel polymeric materials with tailored hydrophilicity and reactivity.

Basic Information

Product Name	N,n-Bis(2-Hydroxyethyl)-N'-(Alpha,α-Dimethyl-3-Isopropenylbenzyl)Urea
CAS No.	111256-33-8
Molecular Formula	C₁₇H₂₆N₂O₃
Molecular Weight	306.40 g/mol
Synonyms	1,1-Dimethyl-3-(3-isopropenylbenzyl)-1-(2-hydroxyethyl)-3-(2-hydroxyethyl)urea; N,N-Bis(2-hydroxyethyl)-N'-(α,α-dimethyl-3-isopropenylbenzyl)urea; Urea, N,N-bis(2-hydroxyethyl)-N'-(α,α-dimethyl-3-isopropenylbenzyl)-; Bis(2-hydroxyethyl)(α,α-dimethyl-3-isopropenylbenzyl)urea; TMI-based Urea Diol; m-TMI Urea Diol; Reactive Urea Diol
EINECS	Contact for details

Quality Control

Our production of N,n-Bis(2-Hydroxyethyl)-N'-(Alpha,α-Dimethyl-3-Isopropenylbenzyl)Urea adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including assay, identity confirmation, and impurity profiling, to ensure consistent purity and performance. A detailed Certificate of Analysis (COA) documenting all relevant specifications is provided with each shipment to support your quality assurance and regulatory 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 nature, the container must be kept tightly sealed after initial use to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Water Content (KF)	≤ 0.5%
Heavy Metals	≤ 10 ppm

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