Description

5,5-Dimethylazepan-2-One is a versatile seven-membered lactam (caprolactam derivative) with a unique sterically hindered structure. This compound serves as a critical building block and intermediate in advanced organic synthesis, particularly for creating complex molecules with tailored properties. It is essential for R&D and production in the pharmaceutical and specialty chemical industries, where its structural features enable the development of novel active ingredients and high-performance materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), especially those requiring constrained, polycyclic, or sterically hindered amine/lactam motifs.
• Polymer Science: Monomer or co-monomer for producing specialized polyamides (nylons) with modified thermal and mechanical properties.
• Agrochemical Synthesis: Building block for developing novel herbicides, fungicides, or plant growth regulators with enhanced efficacy.
• Ligand & Catalyst Development: Used to create complex chelating ligands for asymmetric catalysis and metal-organic frameworks (MOFs).
• Organic Synthesis Reagent: Employed in ring-expansion reactions, as a protecting group, or to introduce the dimethylazepanone moiety into target molecules.
• Material Science Research: Investigated for use in advanced coatings, adhesives, and engineering plastics requiring specific solubility and stability profiles.

Basic Information

Product Name	5,5-Dimethylazepan-2-One
CAS No.	62596-04-7
Molecular Formula	C8H15NO
Molecular Weight	141.21 g/mol
Synonyms	5,5-Dimethyl-2-azepanone; 5,5-Dimethylcaprolactam; 5,5-Dimethylhexahydro-2H-azepin-2-one; 2-Azepanone, 5,5-dimethyl-; 5,5-Dimethylazepanone; 5,5-Dimethyl-2-oxoazepane; 5,5-Dimethyl-ε-caprolactam
EINECS	Contact for details

Quality Control

Our 5,5-Dimethylazepan-2-One is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistent performance. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, identity, and impurity profiles. Our quality commitment supports applications requiring reliable and traceable raw materials.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); keep the container tightly sealed in a dry environment to prevent absorption of water vapor. Keep away from incompatible materials such as strong acids, bases, and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
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.