Diisopropyl sebacate

Basic Chemical Information & Core Applications

Aliases (CN/EN): Diisopropyl Sebacate (DIPS)

Chemical Profile: Derived from plant-based sources (castor oil derivatives), this long-chain diester compound features exceptionally low kinematic viscosity and superior chemical stability. Its molecular architecture imparts excellent spreadability and non-polar compatibility to formulations.

Core Applications: Within high-end personal care and pharmaceutical excipient supply chains, this product serves primarily as an efficient solvent for insoluble actives (e.g., high-grade sunscreen agents like Avobenzone) and a lightweight emollient precursor. Furthermore, its fully bio-based nature positions it as a key replacement for traditional petrochemical solvents (such as Isopropyl Myristate, IPP) in Clean Beauty formulations.

Product Specifications

Process Design Philosophy & Quality Advantages

Traditional bulk cosmetic-grade ester solvents available on the market (e.g., standard IPP or conventional DIPS) typically face two critical quality challenges. First, prolonged high-temperature esterification in large batch reactors often leads to thermal oxidative degradation, generating aldehyde by-products that result in slight yellowing and irreversible rancid odors. Second, excessive alkaline washing to reduce acid value can cause trace emulsion residues, increasing QA audit compliance risks for downstream formulations and potential skin irritation hazards.

To address these challenges, our production process incorporates engineering concepts of "minimal thermal history control" and "oxygen-free continuous tubular pre-reaction." By utilizing high-pressure tubular reactors for rapid conversion under oxygen-free homogeneous conditions, we significantly reduce residence time in high-temperature zones (>200°C), effectively preventing oxidative discoloration and odor formation at the source. During the post-processing refining stage, we have eliminated aggressive decolorization steps that risk particulate contamination. Instead, we employ a "specific temperature zone inert gas stripping" process. Under controlled vacuum, partial pressure displacement efficiently removes trace residual moisture and light components.

This process route is designed to provide downstream advanced API manufacturers and high-end personal care formulators with highly stable, nearly odorless and colorless compliance-grade solvents. It not only significantly reduces downstream decolorization costs and fragrance formulation complexity but also, through plant-based traceability and ultra-low impurity levels, meets the stringent quality control and compliance audit standards required by top-tier international brands.

Source Factory & Proprietary Continuous Flow Technology Advantages

As a source manufacturer, NINGBO INNO PHARMCHEM CO.,LTD. owns proprietary, in-house designed tubular continuous flow reaction equipment. This technology ensures exceptional batch-to-batch consistency and inherently safe production. We are committed to establishing long-term strategic partnerships with trading companies and end-users, providing a stable supply of high-quality chemicals.