Description

2,2-Bis(Hydroxymethyl)Propane-1,3-Diyl Dipalmitate is a high-purity diester compound derived from pentaerythritol and palmitic acid, valued for its excellent lubricity, stability, and hydrophobic properties. This chemical serves as a versatile intermediate and functional additive, providing enhanced performance and formulation flexibility. It is primarily sought by manufacturers in the cosmetics, personal care, lubricants, and polymer industries for its ability to modify texture, improve spreadability, and act as an emollient or plasticizer.

Application

• Cosmetic & Personal Care Formulations: Acts as a high-performance emollient, skin-conditioning agent, and texture enhancer in creams, lotions, lipsticks, and sunscreens.
• Lubricant & Grease Additive: Used as a synthetic ester base oil or additive to improve lubricity, thermal stability, and reduce friction in specialty lubricants.
• Polymer & Plastic Modification: Functions as an internal or external plasticizer and lubricant in PVC, cellulose esters, and other polymers to enhance flexibility and processing.
• Coating & Ink Industry: Serves as a gloss improver, flow modifier, and hydrophobic agent in paints, varnishes, and printing inks.
• Textile & Fiber Processing: Employed as a softening agent and lubricant for synthetic fibers and yarns during manufacturing.
• Food-Grade Lubricants & Release Agents: Suitable for formulating non-toxic release agents and lubricants where incidental food contact is possible (subject to specific purity grades and certifications).

Basic Information

Product Name	2,2-Bis(Hydroxymethyl)Propane-1,3-Diyl Dipalmitate
CAS No.	25354-61-4
Molecular Formula	C37H70O6
Molecular Weight	610.95 g/mol
Synonyms	Pentaerythritol Dipalmitate; Pentaerythrityl Dipalmitate; 2,2-Bis(hydroxymethyl)-1,3-propanediol dipalmitate; Pentaerythritol Tetrapalmitate (common misnomer); Pentaerythritol Ester of Palmitic Acid; Bis(1,3-dihydroxy-2,2-dimethylpropyl) dipalmitate; Pentaerythritol Dipalmityl Ether (archaic); PE Dipalmitate
EINECS	Contact for details

Quality Control

Our 2,2-Bis(Hydroxymethyl)Propane-1,3-Diyl Dipalmitate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets precise specifications for identity, purity, and performance. Certificates of Analysis (COA) documenting key parameters are available for every shipment. We can supply grades suitable for cosmetic (ISO 22716, GMP), industrial, and technical applications, with a commitment to consistent quality and supply reliability.

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 is stable for extended periods.

Specification

Item	Specification
Appearance	White to off-white waxy solid
Identification (IR)	Conforms to structure
Assay (GC or HPLC)	≥ 95.0%
Acid Value	≤ 2.0 mg KOH/g
Hydroxyl Value	Contact for details
Saponification Value	Contact for details
Melting Point	50 - 60 °C
Heavy Metals (as Pb)	≤ 10 ppm
Loss on Drying	≤ 0.5%

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