Description

7-Butyl-2-Oxepanone is a specialized lactone compound, also known as 7-Butyloxepan-2-one, with significant utility as a chemical intermediate. Its value lies in its unique cyclic ester structure, which makes it a versatile building block for synthesizing more complex molecules in fine chemical and pharmaceutical manufacturing. This product is essential for R&D chemists and process engineers in industries focused on developing advanced polymers, fragrances, and active pharmaceutical ingredients (APIs).

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs).
• Polymer & Resin Modifier: Used to introduce lactone functionality into polymer chains, modifying properties like flexibility, biodegradability, and adhesion.
• Fragrance & Flavor Synthesis: Acts as a building block for creating macrocyclic musk compounds and other specialty aroma chemicals.
• Organic Synthesis Reagent: Employed in ring-opening reactions and as a monomer for producing polyesters and other specialty materials.
• Agrochemical Intermediate: Utilized in the research and development of novel pesticides and plant growth regulators.
• Crosslinking Agent: Functions in formulations for coatings, adhesives, and sealants to enhance performance characteristics.

Basic Information

Product Name	7-Butyl-2-Oxepanone
CAS No.	5579-78-2
Molecular Formula	C10H18O2
Molecular Weight	170.25 g/mol
Synonyms	7-Butyloxepan-2-one; 2-Oxepanone, 7-butyl-; 7-n-Butyl-2-oxepanone; ε-Caprolactone, 7-butyl-; Heptanolide, 7-butyl-; 7-Butyl-ε-caprolactone; ω-Butyl-ε-caprolactone
EINECS	Contact for details

Quality Control

Our 7-Butyl-2-Oxepanone is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including chromatography (HPLC/GC) and spectroscopic methods (IR, NMR), to verify identity, potency, and impurity profiles. 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, well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials such as strong bases and strong oxidizing agents. For long-term storage, consider maintaining under an inert atmosphere to preserve stability.

Specification

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

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