Description

2,2-Bis[[3-(Acetyloxy)-2,2-Bis[(Acetyloxy)Methyl]Propoxy]Methyl]-1,3-Propanediol Diacetate is a specialized, high-purity acetylated polyol derivative, serving as a critical multifunctional intermediate in advanced polymer synthesis. Its value lies in its ability to introduce multiple reactive sites and modify polymer backbone properties, enabling precise control over material characteristics such as flexibility, cross-linking density, and thermal stability. This compound is essential for R&D and production teams in the pharmaceutical, specialty polymer, and advanced materials sectors seeking to develop next-generation coatings, resins, and controlled-release systems.

Application

• As a key monomer or cross-linking agent in the synthesis of high-performance, biodegradable polymers and resins.
• Utilized in the production of specialized pharmaceutical excipients and drug delivery matrices for controlled release applications.
• Serving as a versatile building block in dendrimer and hyperbranched polymer research and development.
• Employed as a plasticizer or modifier in advanced coating formulations to enhance film properties and adhesion.
• Acting as an intermediate in the synthesis of UV-curable oligomers for inks, adhesives, and protective coatings.
• Used in academic and industrial R&D for exploring novel polymeric materials with tailored functionalities.

Basic Information

Product Name	2,2-Bis[[3-(Acetyloxy)-2,2-Bis[(Acetyloxy)Methyl]Propoxy]Methyl]-1,3-Propanediol Diacetate
CAS No.	68683-33-0
Molecular Formula	C33H48O20
Molecular Weight	764.73 g/mol
Synonyms	Pentaerythritol Ethoxylate Triacetate Diacetate; 3,6,9,12,15-Pentaoxaheptadecane-1,17-diyl diacetate (related structure); Acetylated Pentaerythritol Ethoxylate; Poly(oxy-1,2-ethanediyl), α,α',α''-1,2,3-propanetriyltris[ω-[(acetyloxy)methyl]]-; Pentaerythritol EO adduct acetate; Multifunctional Acetylated Polyol Ester; Hyperbranched Polyol Acetate Intermediate
EINECS	Contact for details

Quality Control

Every batch of 2,2-Bis[[3-(Acetyloxy)-2,2-Bis[(Acetyloxy)Methyl]Propoxy]Methyl]-1,3-Propanediol Diacetate is manufactured under strict quality management systems. Our products undergo rigorous quality testing, including chromatographic purity analysis and identity confirmation, to ensure compliance with precise customer specifications and industry standards. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong bases and incompatible materials such as strong oxidizing agents. For long-term storage, consider using an inert atmosphere to maintain product integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Acid Value	≤ 1.0 mg KOH/g

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