Description

Spiro[2.5]Octane is a unique bicyclic hydrocarbon featuring a cyclopropane ring fused to a cyclohexane ring, creating a rigid, three-dimensional structure. This compound is valued as a versatile and high-purity chemical intermediate in advanced organic synthesis and materials science. It is particularly sought after by research institutions and industrial R&D departments for applications in pharmaceuticals, agrochemicals, and specialty polymers where its strained ring system imparts specific reactivity and physical properties.

Application

• Pharmaceutical Intermediate: Serves as a key building block for synthesizing novel drug candidates and active pharmaceutical ingredients (APIs), leveraging its unique spirocyclic framework.
• Agrochemical Synthesis: Used in the research and development of new pesticides and herbicides, where its structural motif can enhance biological activity.
• Materials Science Research: Acts as a monomer or precursor for developing advanced polymeric materials with tailored thermal and mechanical properties.
• Organic Synthesis Reagent: Employed in academic and industrial laboratories for cyclopropanation reactions and the construction of complex, sterically hindered molecules.
• Fragrance & Flavor Chemistry: Investigated as a potential intermediate for creating novel synthetic aroma compounds due to its volatile nature.
• Ligand & Catalyst Development: Utilized in the design of specialized ligands for asymmetric catalysis and metal-organic frameworks (MOFs).

Basic Information

Product Name	Spiro[2.5]Octane
CAS No.	185-65-9
Molecular Formula	C8H14
Molecular Weight	110.20 g/mol
Synonyms	Spiro(2.5)octane; Bicyclo[5.1.0]octane; 1,6-Methano[6]annulene (incorrect but sometimes used); Spirooctane; 1,1'-Bicyclopropyl
EINECS	205-857-4

Quality Control

We supply Spiro[2.5]Octane CAS NO 185-65-9 in high-purity grades suitable for research and industrial synthesis. Our products undergo rigorous quality testing to ensure batch-to-batch consistency and compliance with customer specifications. Comprehensive Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and open flame. Due to its highly volatile nature, ensure containers are kept tightly sealed when not in use to prevent evaporation and concentration changes. Recommended storage temperature is 2-8°C (refrigerated) for long-term stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Related Substances (GC)	Individual impurity ≤ 1.0%
Total Impurities	≤ 3.0%

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