Description

Spiro[5.5]Undec-8-En-1-Ol, 11-Ethyl-7-Methyl- (9Ci) is a specialized spirocyclic organic compound featuring a unique bridged ring structure. This molecular architecture makes it a valuable advanced intermediate for synthesizing complex molecules in research and development. It is primarily sought by pharmaceutical and agrochemical R&D teams for creating novel active ingredients, as well as by fragrance chemists exploring new olfactory profiles.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, particularly those requiring complex, three-dimensional spirocyclic frameworks.
• Agrochemical Research: Used in the development of new pesticides and herbicides, where its unique structure can contribute to enhanced biological activity and selectivity.
• Fragrance & Flavor Synthesis: Serves as a precursor for creating novel musk-like or woody odorants in high-value perfume and flavor formulations.
• Material Science: Investigated as a monomer or cross-linking agent for producing polymers with specific thermal or mechanical properties.
• Organic Synthesis Research: A valuable scaffold for methodological studies in catalysis and ring-forming reactions within academic and industrial laboratories.

Basic Information

Product Name	Spiro[5.5]Undec-8-En-1-Ol, 11-Ethyl-7-Methyl- (9Ci)
CAS No.	678981-38-9
Molecular Formula	C14H24O
Molecular Weight	208.34 g/mol
Synonyms	11-Ethyl-7-methylspiro[5.5]undec-8-en-1-ol; 11-Ethyl-7-methylspiro[5.5]undec-8-en-1-ol (9CI); Spiro[5.5]undec-8-en-1-ol, 11-ethyl-7-methyl-; 678981-38-9; 11-Ethyl-7-methyl-1-spiro[5.5]undec-8-en-1-ol
EINECS	Contact for details

Quality Control

Our Spiro[5.5]Undec-8-En-1-Ol, 11-Ethyl-7-Methyl- (9Ci) is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical specifications are available upon request to support your quality assurance and regulatory needs.

Storage

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

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 95.0% (Area %)
Water Content (KF)	≤ 0.5%

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