Description

Octadecyl 3-[[3-(Dodecyloxy)-3-Oxopropyl]Thio]Propionate is a high-purity specialty ester with a unique thioether linkage, designed for advanced formulation stability and performance. This compound is valued for its dual functionality as a lubricant and a compatibilizer, enhancing the properties of complex chemical systems. It is primarily sought by manufacturers in the polymer, lubricant additive, and personal care industries for its ability to improve product longevity and processing characteristics.

Application

• As a multifunctional lubricant and internal mold release agent in engineering plastics and high-performance polymers.
• As a key additive in synthetic lubricants and greases to reduce friction and wear under extreme pressure conditions.
• As a plasticizer and compatibilizer in PVC and other polymer blends to enhance flexibility and processing.
• As a stabilizing agent in cosmetic and personal care formulations, such as creams and ointments.
• As a chemical intermediate for the synthesis of more complex surfactants and specialty esters.
• As a processing aid in the rubber industry to improve flow and reduce sticking during manufacturing.

Basic Information

Product Name	Octadecyl 3-[[3-(Dodecyloxy)-3-Oxopropyl]Thio]Propionate
CAS No.	13103-52-1
Molecular Formula	C₃₆H₇₀O₄S
Molecular Weight	598.99 g/mol
Synonyms	Stearyl 3-[(3-Dodecyloxy-3-oxopropyl)thio]propionate; Octadecyl 3-[(3-dodecyloxy-3-oxopropyl)sulfanyl]propanoate; Thiodipropionic Acid, Dioctadecyl Ester, Modified; Dioctadecyl Thiodipropionate Derivative; Lauryl Stearyl Thiodipropionate; Antioxidant Ester LS; LSTE; DLTDP Derivative
EINECS	Contact for details

Quality Control

Our production of Octadecyl 3-[[3-(Dodecyloxy)-3-Oxopropyl]Thio]Propionate adheres to stringent quality management protocols. Every batch is analyzed to ensure it meets precise chemical and physical specifications, with a standard purity of ≥98.0% (by HPLC). A comprehensive Certificate of Analysis (COA) detailing identity, assay, and impurity profiles is provided with each shipment to guarantee traceability and compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong oxidizing agents and heat sources to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white waxy solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0 %
Melting Point	45 - 55 °C
Acid Value	≤ 1.0 mg KOH/g
Saponification Value	180 - 200 mg KOH/g
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.