Description

Tetrakis(Hydroxymethyl)Urea is a versatile organic compound primarily used as a cross-linking agent and a source of formaldehyde. This chemical is valued for its ability to modify and improve the properties of polymers and resins, enhancing durability and performance. It serves as a critical intermediate in the production of thermosetting plastics, textile finishes, and specialty adhesives for industries including automotive, construction, and coatings.

Application

• Resin & Polymer Modification: A key cross-linking agent for urea-formaldehyde and melamine-formaldehyde resins, improving their hardness and water resistance.
• Textile Finishing: Used to create durable press and wrinkle-resistant finishes on fabrics.
• Adhesive Formulation: Serves as a component in wood adhesives and laminates for plywood and particleboard.
• Paper & Leather Treatment: Imparts wet-strength and stiffness to paper products and is used in leather tanning processes.
• Flame Retardant Synergist: Acts in combination with other agents to enhance flame-retardant properties in materials.
• Chemical Intermediate: Employed in organic synthesis for pharmaceuticals and specialty chemicals.

Basic Information

Product Name	Tetrakis(Hydroxymethyl)Urea
CAS No.	2787-01-1
Molecular Formula	C5H12N2O5
Molecular Weight	180.16 g/mol
Synonyms	1,3,4,5-Tetrahydroxy-1,3,5-triazinane-2-carboxamide; THMU; Tetramethylolurea; N,N-Bis(hydroxymethyl)urea dimer; Urea, tetrakis(hydroxymethyl)-; 1,3-Bis(hydroxymethyl)urea dimer; Formaldehyde-Urea Adduct (Tetramer); NSC 403697
EINECS	220-511-1

Quality Control

Our Tetrakis(Hydroxymethyl)Urea is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets precise specifications for purity, appearance, and chemical identity. Certificates of Analysis (COA) documenting these results are available upon request 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). This product is hygroscopic (moisture-sensitive) and must be kept in a dry environment to prevent caking and decomposition.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
Melting Point	120 - 125 °C
pH (10% solution)	6.0 - 8.0

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