Description

Palmitic Acid 3-[(Trimethylsilyl)Oxy]Propyl Ester is a specialized organosilicon derivative of palmitic acid, designed to impart unique hydrophobic and silyl ether properties. This compound is valued for its role as a versatile intermediate and functional additive, enabling precise chemical modifications in advanced material synthesis. It is primarily sought by R&D chemists and process engineers in the pharmaceutical, personal care, and specialty polymer industries for applications requiring controlled lipophilicity and silicon-based functionality.

Application

• Pharmaceutical Intermediate: Used in the synthesis of prodrugs or active pharmaceutical ingredients (APIs) where a lipophilic, silyl-protected moiety is required to modify bioavailability or stability.
• Personal Care & Cosmetic Formulations: Acts as an emollient, skin-conditioning agent, or a hydrophobic modifier in sunscreens, creams, and lotions.
• Surface Modification Agent: Employed to hydrophobically coat silica, metals, or other inorganic materials to alter surface energy and compatibility in composite materials.
• Specialty Polymer & Resin Additive: Functions as an internal lubricant, release agent, or a reactive modifier in silicone-based polymers and high-performance resins.
• Lubricant & Grease Formulation: Serves as a high-performance additive or base fluid component in specialty lubricants requiring thermal stability and water repellency.
• Analytical Chemistry & Chromatography: Utilized as a derivatization agent for gas chromatography (GC) to enhance the volatility and detection of fatty acids and related compounds.

Basic Information

Product Name	Palmitic Acid 3-[(Trimethylsilyl)Oxy]Propyl Ester
CAS No.	56630-48-9
Molecular Formula	C22H46O3Si
Molecular Weight	386.69 g/mol
Synonyms	3-(Trimethylsilyloxy)propyl Palmitate; Palmitic Acid 3-(Trimethylsiloxy)propyl Ester; Propyl 3-(Trimethylsilyloxy)palmitate; 3-Hydroxypropyl Palmitate Trimethylsilyl Ether; Hexadecanoic Acid, 3-[(Trimethylsilyl)oxy]propyl Ester; TMS-Pro-HP; (3-Trimethylsilyloxypropyl) Hexadecanoate
EINECS	Contact for details

Quality Control

Our Palmitic Acid 3-[(Trimethylsilyl)Oxy]Propyl Ester is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including chromatography (HPLC, GC) and spectroscopic methods (IR, NMR), to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment to guarantee compliance with your research and production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); ensure containers are sealed immediately after use to minimize exposure to atmospheric humidity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 95.0%
Water Content (KF)	≤ 0.5%
Refractive Index (20°C)	1.440 - 1.450
Density (20°C)	0.88 - 0.92 g/mL

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