Description

L-Proline, 5-Oxo-, Ester With 2,3-Dihydroxypropyl Octadecanoate is a specialized organic compound derived from the amino acid L-proline and stearic acid, forming a unique ester derivative. This product is valued for its multifunctional properties, serving as a key intermediate in advanced synthesis and as a functional ingredient in high-performance formulations. It is primarily sought by manufacturers in the pharmaceutical, cosmetic, and specialty chemical industries for applications requiring specific molecular architecture and bio-compatibility.

Application

• Pharmaceutical Intermediate: Used in the synthesis of complex drug molecules, particularly those targeting collagen-related pathways or requiring proline-like structural motifs.
• Cosmetic & Personal Care Actives: Functions as a skin-conditioning agent and emulsifier in premium skincare formulations, such as anti-aging creams and serums.
• Biochemical Research: Serves as a reagent or substrate in enzymatic studies and proteomics research.
• Specialty Polymer Synthesis: Acts as a monomer or cross-linking agent for creating novel biodegradable or biocompatible polymers.
• Lubricant & Surfactant Additive: Imparts specific rheological and surface-active properties in high-end industrial lubricants and emulsifiers.
• Nutraceutical Formulations: Potential use as a delivery vehicle or active component in advanced dietary supplements.

Basic Information

Product Name	L-Proline, 5-Oxo-, Ester With 2,3-Dihydroxypropyl Octadecanoate
CAS No.	52683-20-2
Molecular Formula	C₂₆H₄₇NO₇
Molecular Weight	485.66 g/mol
Synonyms	5-Oxo-L-proline 2,3-dihydroxypropyl octadecanoate; Stearic acid, monoester with 1,2,3-propanetriol, 5-oxoproline ester; Octadecanoic acid, 2,3-dihydroxypropyl ester, ester with 5-oxo-L-proline; L-Pyroglutamic acid, stearyl glyceryl ester; Glyceryl monostearate L-pyroglutamate; N/A
EINECS	Contact for details

Quality Control

Our L-Proline, 5-Oxo-, Ester With 2,3-Dihydroxypropyl Octadecanoate is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. A Certificate of Analysis (COA) detailing all test results is provided with every shipment. We can support compliance requirements for cGMP, ISO, and other relevant regulatory frameworks upon request.

Storage

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

Specification

Item	Specification
Appearance	White to off-white powder or waxy solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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