Description

Spiro[2.5]Octan-4-One is a specialized organic compound featuring a unique spirocyclic structure, making it a valuable and versatile building block in advanced chemical synthesis. This compound matters for its role as a key intermediate in the development of complex molecular architectures, particularly in pharmaceutical and agrochemical research. It is needed by R&D chemists and process development scientists in the fine chemical, pharmaceutical, and material science industries seeking to create novel active ingredients or functional materials.

Application

• Pharmaceutical Intermediate: A crucial building block for synthesizing novel drug candidates, particularly those requiring complex, three-dimensional spirocyclic frameworks.
• Agrochemical Synthesis: Used in the research and development of new pesticides and herbicides, where its unique structure can contribute to novel modes of action.
• Material Science Research: Serves as a monomer or precursor for developing advanced polymers and specialty materials with specific mechanical or optical properties.
• Flavor & Fragrance Chemistry: Potential intermediate for creating novel synthetic musk compounds or other complex aroma chemicals.
• Academic & Industrial R&D: A valuable reagent for methodological studies in organic synthesis, including cyclization and ring-expansion reactions.

Basic Information

Product Name	Spiro[2.5]Octan-4-One
CAS No.	2205-98-3
Molecular Formula	C8H12O
Molecular Weight	124.18 g/mol
Synonyms	Spiro[2.5]octan-4-one; 4-Oxaspiro[2.5]octane; 1-Oxaspiro[2.5]octan-4-one; Bicyclo[3.1.0]hexan-2-one, 6-oxa-; 6-Oxabicyclo[3.1.0]hexan-2-one; Tetrahydro-4H-cyclopropa[c]pyran-4-one; 2205-98-3 (CAS)
EINECS	218-636-9

Quality Control

Our Spiro[2.5]Octan-4-One is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with key parameters including assay, impurity profile, and physical characteristics. Our quality commitment supports applications requiring high-purity intermediates for research and development.

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 strong oxidizing agents, strong bases, and heat sources. For long-term storage, consider an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Related Substances (GC/HPLC)	Individual impurity ≤ 1.0%; Total impurities ≤ 2.0%

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