Description

δ-Stearolactone is a high-purity lactone compound, also known as δ-Stearolactone CAS NO 1227-51-6. This specialty chemical serves as a versatile intermediate and building block in advanced organic synthesis, valued for its unique cyclic ester structure. It is essential for manufacturers in the pharmaceutical, agrochemical, and fine chemical industries seeking to develop complex molecules with specific functional properties.

Application

• Pharmaceutical Intermediate: A key chiral building block in the synthesis of active pharmaceutical ingredients (APIs) and complex drug molecules.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and plant growth regulators.
• Fine Chemical Production: Serves as a precursor for flavors, fragrances, and other high-value specialty chemicals.
• Polymer Modification: Acts as a monomer or co-monomer for creating specialized polyesters with tailored properties.
• Research & Development: A valuable reagent in academic and industrial R&D for exploring new synthetic pathways.
• Cosmetic Ingredients: Utilized in the synthesis of certain ester-based ingredients for personal care formulations.

Basic Information

Product Name	δ-Stearolactone
CAS No.	1227-51-6
Molecular Formula	C18H34O2
Molecular Weight	282.46 g/mol
Synonyms	δ-Stearolactone; 18-Hydroxyoctadecanoic acid lactone; 18-Octadecanolide; Octadecan-18-olide; ω-Stearolactone; 18-Hydroxystearic acid lactone; Hexadecyl ethylene carbonate (related structure); Stearic acid lactone
EINECS	214-978-7

Quality Control

Our δ-Stearolactone is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including chromatography and spectroscopy, to ensure it meets the highest standards of purity and consistency for industrial and research applications. Certificates of Analysis (COA) are provided with each shipment and are available upon request.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline solid or waxy solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Heavy Metals	≤ 10 ppm

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