Description

2,2-Bis(Hydroxymethyl)Propane-1,3-Diyl Didocosanoate is a high-purity, long-chain fatty acid ester derived from pentaerythritol and behenic acid, offering exceptional stability and lubricity. This compound is valued for its ability to act as a high-performance emollient, lubricant, and viscosity modifier in demanding formulations. It is primarily sought by manufacturers in the cosmetics, personal care, and specialty lubricants industries for creating premium-grade products with superior texture and long-lasting performance.

Application

• Cosmetic & Personal Care: Acts as a non-greasy, occlusive emollient and skin-conditioning agent in creams, lotions, lipsticks, and sunscreens.
• Specialty Lubricants: Serves as a synthetic base oil or additive in high-temperature and metalworking fluids, providing excellent thermal stability.
• Plastic & Polymer Additive: Functions as an internal or external lubricant and processing aid in polymer production (e.g., PVC, engineering plastics).
• Textile & Fiber Treatment: Used as a softening and lubricating agent for synthetic fibers and yarns to improve processability.
• Industrial Coatings & Inks: Imparts slip and mar resistance, and acts as a flow and leveling agent in various coating systems.
• Pharmaceutical Excipient: Potential use as a lipid component in controlled-release drug delivery systems and topical ointments.

Basic Information

Product Name	2,2-Bis(Hydroxymethyl)Propane-1,3-Diyl Didocosanoate
CAS No.	68258-72-0
Molecular Formula	C49H94O6
Molecular Weight	779.3 g/mol
Synonyms	Pentaerythritol Tetrabchenate; Pentaerythrityl Tetradocosanoate; Pentaerythritol Tetradocosanoate; Pentaerythritol Behenate; Tetrabchenin; 2,2-Bis(hydroxymethyl)-1,3-propanediol tetradocosanoate; Pentaerythritol Ester of Behenic Acid; Pentaerythrityl Tetrabchenate
EINECS	Contact for details

Quality Control

Our 2,2-Bis(Hydroxymethyl)Propane-1,3-Diyl Didocosanoate is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets stringent specifications for purity, identity, and performance. Certificates of Analysis (COA) documenting key parameters such as assay, acid value, saponification value, and heavy metal content 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.

Specification

Item	Specification
Appearance	White to off-white waxy solid
Identification (IR)	Conforms
Assay (HPLC)	≥ 95.0%
Acid Value	≤ 2.0 mg KOH/g
Saponification Value	140 - 150 mg KOH/g
Melting Point	60 - 70 °C
Heavy Metals (as Pb)	≤ 10 ppm

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