Description

2,2'-[Oxybis(Methylene)]Bis[2-(Hydroxymethyl)Propane-1,3-Diyl] Tetraacetate is a specialized multifunctional ester compound, serving as a versatile chemical building block and cross-linking agent. Its molecular architecture, featuring multiple reactive sites, makes it a valuable intermediate for synthesizing advanced polymers, resins, and specialty additives. This product is essential for manufacturers in the polymer, coatings, and pharmaceutical intermediate sectors seeking to enhance material properties such as durability, adhesion, and thermal stability.

Application

• Polymer & Resin Synthesis: Key intermediate for producing high-performance polyesters, alkyd resins, and radiation-curable oligomers.
• Cross-linking Agent: Used in coatings, adhesives, and sealants to improve network density, chemical resistance, and mechanical strength.
• Pharmaceutical Intermediates: Serves as a precursor in the synthesis of complex drug molecules and prodrugs requiring specific ester functionalities.
• Specialty Additives: Incorporated into plasticizers, stabilizers, and flame retardants to modify polymer characteristics.
• Dendrimer & Hyperbranched Polymer Construction: Utilized as a core or branching unit due to its multi-arm structure.
• UV/EB Curable Systems: A functional monomer in formulations for inks, coatings, and 3D printing resins that cure under ultraviolet light or electron beams.

Basic Information

Product Name	2,2'-[Oxybis(Methylene)]Bis[2-(Hydroxymethyl)Propane-1,3-Diyl] Tetraacetate
CAS No.	67759-33-5
Molecular Formula	C20H30O11
Molecular Weight	446.45 g/mol
Synonyms	Pentaerythritol Bis(2-hydroxyethyl) Ether Tetraacetate; 3,9-Bis(2-hydroxy-1,1-bis(hydroxymethyl)ethyl)-2,4,8,10-tetraoxaspiro[5.5]undecane Tetraacetate; 2,2'-[Oxybis(methylene)]bis[2-(hydroxymethyl)-1,3-propanediyl] tetraacetate; Pentaerythritol Ethoxylate Tetraacetate; Bis-TMPEO Tetraacetate; Pentaerythritol Ethylene Oxide Adduct Tetraacetate; 3,9-Di(2-hydroxy-2-methyl-1,3-propanediyl)-2,4,8,10-tetraoxaspiro[5.5]undecane Tetraacetate
EINECS	Contact for details

Quality Control

Our 2,2'-[Oxybis(Methylene)]Bis[2-(Hydroxymethyl)Propane-1,3-Diyl] Tetraacetate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including assay, identity confirmation, and impurity profiling, to ensure it meets precise specifications for industrial and research applications. Certificates of Analysis (COA) documenting purity, physical properties, and test results are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents, strong acids, and strong bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.5%
Acid Value	≤ 1.0 mg KOH/g
Specific Gravity (20°C)	1.15 - 1.25
Refractive Index (20°C)	1.450 - 1.470

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