Description

Oxacyclononadecane-2,19-Dione is a high-purity macrocyclic lactone compound, identified by CAS NO 1420877-76-4. This specialty chemical serves as a valuable intermediate and building block in advanced organic synthesis, offering a unique structural motif for the development of novel materials and active compounds. It is primarily sought after by research institutions and industrial R&D departments in the pharmaceutical, agrochemical, and fine chemical sectors for applications in catalyst development, polymer science, and the synthesis of complex natural product analogs.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of macrocyclic drug candidates and active pharmaceutical ingredients (APIs).
• Polymer & Material Science: Monomer for the production of specialty polyesters and biodegradable polymers with tailored properties.
• Agrochemical Research: Intermediate in the development of novel, targeted pesticides and plant growth regulators.
• Catalyst & Ligand Synthesis: Precursor for creating complex, macrocyclic ligands used in homogeneous catalysis and metal-organic frameworks (MOFs).
• Flavor & Fragrance Industry: Potential intermediate for synthesizing musk-like macrocyclic fragrance compounds.
• Academic & Industrial R&D: A versatile scaffold for methodological studies in organic chemistry and the discovery of new chemical entities.

Basic Information

Product Name	Oxacyclononadecane-2,19-Dione
CAS No.	1420877-76-4
Molecular Formula	C₁₈H₃₂O₃
Molecular Weight	296.45 g/mol
Synonyms	2,19-Dioxacyclononadecanone; 19-Membered Lactone; 2,19-Dioxononadecanolide; Macrocyclic C18 Lactone; Nonadecanolide-2,19-dione; Oxononadecanolide; Cyclononadecane-2,19-diolide
EINECS	Contact for details

Quality Control

Our Oxacyclononadecane-2,19-Dione is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, GC, NMR, and IR spectroscopy, to ensure high purity and consistent quality suitable for research and industrial applications. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications.

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). Keep away from strong bases and incompatible organic solvents. For long-term storage, consider an inert atmosphere to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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