Description

3-Hydroxy-2,2-Bis(Hydroxymethyl)Propyl Octanoate is a multifunctional ester compound valued for its unique combination of a branched polyol structure and a medium-chain fatty acid. This molecular architecture provides excellent solvency, plasticizing properties, and compatibility with a wide range of polymers and formulations. It is primarily sought after by manufacturers in the polymer, personal care, and specialty chemical industries for use as a plasticizer, emollient, or reactive intermediate.

Application

• Polymer Plasticizer: Used as a specialty plasticizer in PVC, polyurethanes, and other polymer systems to improve flexibility and processing.
• Personal Care Ingredient: Functions as a non-greasy emollient and skin-conditioning agent in creams, lotions, and cosmetic formulations.
• Lubricant Additive: Serves as a synthetic base oil or performance additive in specialty lubricants and metalworking fluids.
• Chemical Intermediate: Utilized in the synthesis of more complex esters, dendrimers, or cross-linking agents due to its multiple hydroxyl groups.
• Coalescing Agent: Acts in paint, coating, and adhesive formulations to aid in film formation and improve final film properties.
• Pharmaceutical Excipient: Potential use as a solubilizer or carrier in topical drug delivery systems.

Basic Information

Product Name	3-Hydroxy-2,2-Bis(Hydroxymethyl)Propyl Octanoate
CAS No.	60550-73-4
Molecular Formula	C15H30O6
Molecular Weight	306.40 g/mol
Synonyms	Trimethylolpropane Mono(2-ethylhexanoate); TMP Mono(2-EH); 2-Ethylhexanoic Acid, 2,2-Bis(hydroxymethyl)-3-hydroxypropyl Ester; 3-Hydroxy-2,2-bis(hydroxymethyl)propyl 2-ethylhexanoate; Octanoic Acid, 3-Hydroxy-2,2-Bis(hydroxymethyl)propyl Ester; TMP Monooctanoate; Polyol Ester
EINECS	Contact for details

Quality Control

Our 3-Hydroxy-2,2-Bis(Hydroxymethyl)Propyl Octanoate is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including assay, identity confirmation, and impurity profiling, to ensure it meets precise specifications and is suitable for its intended industrial applications. Certificates of Analysis (COA) documenting purity, physical properties, and other critical parameters 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 and heat sources. Under these conditions, the product remains stable for extended periods.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC/HPLC)	≥ 98.0%
Acid Value	≤ 1.0 mg KOH/g
Hydroxyl Value	Contact for details
Water Content (KF)	≤ 0.2%
Specific Gravity (20°C)	Contact for details
Refractive Index (20°C)	Contact for details

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