Description

3,3,5-Trimethyloxepan-2-One is a specialized lactone compound with a unique seven-membered ring structure. This chemical serves as a valuable intermediate and building block in advanced organic synthesis, prized for its defined stereochemistry and functional group. It is primarily utilized by research institutions and industrial R&D departments focused on developing novel pharmaceuticals, agrochemicals, and high-performance materials.

Application

• Pharmaceutical Intermediate: A key chiral synthon in the synthesis of complex active pharmaceutical ingredients (APIs), particularly for central nervous system (CNS) and anti-inflammatory drugs.
• Agrochemical Synthesis: Used in the research and development of new generation pesticides and herbicides, leveraging its structural complexity.
• Fragrance & Flavor Chemistry: Acts as a precursor for musk-like odorants and sophisticated flavor components due to its lactone backbone.
• Polymer & Material Science: Employed as a monomer or co-monomer for synthesizing specialty polyesters and polycarbonates with specific thermal or mechanical properties.
• Organic Synthesis Research: A versatile building block in academic and industrial laboratories for methodological studies, including ring-expansion and asymmetric catalysis reactions.

Basic Information

Product Name	3,3,5-Trimethyloxepan-2-One
CAS No.	56305-13-6
Molecular Formula	C9H16O2
Molecular Weight	156.22 g/mol
Synonyms	3,3,5-Trimethyl-2-oxepanone; 3,3,5-Trimethyloxepan-2-one; 3,3,5-Trimethyl-ε-caprolactone; 3,3,5-Trimethylhexanoic acid, 7-lactone; 3,3,5-Trimethyl-2-oxooxepane; 3,3,5-Trimethyl-ε-heptanolactone
EINECS	Contact for details

Quality Control

We maintain stringent quality control protocols for all our chemical intermediates. Production of 3,3,5-Trimethyloxepan-2-One adheres to current Good Manufacturing Practices (cGMP) where applicable. Each batch is thoroughly analyzed using advanced techniques including GC, HPLC, and NMR to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

Storage

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

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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