Description

Dispiro[5.2.5.2]Hexadecan-7-One is a high-purity, specialized organic compound characterized by its unique spirocyclic molecular architecture. This distinct structure makes it a valuable and versatile intermediate and building block in advanced synthetic chemistry. It is primarily sought after by R&D chemists and process development scientists in the pharmaceutical and fine chemical industries for creating novel molecular entities with specific properties.

Application

• Pharmaceutical Intermediate: Serves as a critical precursor in the synthesis of complex active pharmaceutical ingredients (APIs), particularly those requiring rigid, three-dimensional frameworks.
• Advanced Material Research: Used as a building block for developing novel polymers, liquid crystals, or organic semiconductors where its spiro structure can impart unique thermal and optical properties.
• Agrochemical Synthesis: Employed in the research and development of new generation pesticides and herbicides, leveraging its complex carbon skeleton.
• Organic Synthesis & Methodology Development: A valuable substrate for academic and industrial research focused on new catalytic reactions, ring-forming transformations, and stereoselective synthesis.
• Fragrance & Flavor Chemistry: Potentially used in the synthesis of novel musk compounds or other complex odorants due to its polycyclic nature.

Basic Information

Product Name	Dispiro[5.2.5.2]Hexadecan-7-One
CAS No.	1781-82-4
Molecular Formula	C15H24O
Molecular Weight	220.35 g/mol
Synonyms	7-Hexadecanone, Dispiro[5.2.5.2]; Dispiro(5.2.5.2)hexadecan-7-one; 1,6-Dioxadispiro[4.1.5.2]pentadecane (related structural name); Spiro[5.2.5.2]hexadecan-7-one; Tetrahydro-4H-cyclopenta[5,6]pentaleno[1,2-b]oxepin-4-one (alternative systematic name); 1781-82-4; NSC 163045
EINECS	Contact for details

Quality Control

Our Dispiro[5.2.5.2]Hexadecan-7-One is produced under a strict quality management system. Every batch undergoes comprehensive analytical testing, including chromatography (HPLC/GC) and spectroscopy (NMR, IR, MS), to ensure identity, purity, and consistency. A Certificate of Analysis (COA) detailing all specifications and results is provided with each shipment. We support cGMP and ISO compliant documentation for regulated applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials. For long-term storage, consider an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	< 20 ppm

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