Description

1,4-Dioxaspiro[4.5]Dec-6-Ene,2-Ethyl-6-Methyl-9-(1-Methylethenyl)-,(9R)-(9Ci) is a high-purity, stereochemically defined spirocyclic compound that serves as a critical chiral building block in advanced organic synthesis. Its unique fused ring system and defined stereocenter at the 9-position make it a valuable intermediate for constructing complex molecular architectures with precise three-dimensional control. This compound is primarily sought after by research and development teams in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients, fragrances, and specialty materials.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the research and development of new active pharmaceutical ingredients (APIs), particularly in areas requiring complex, polycyclic structures.
• Agrochemical Synthesis: Used in the creation of novel herbicides, fungicides, and insecticides where its spirocyclic framework can contribute to unique biological activity.
• Fragrance & Flavor Chemistry: Serves as a precursor for synthesizing sophisticated musk-like or woody odorants due to its complex, constrained hydrocarbon skeleton.
• Material Science Research: Employed as a monomer or cross-linking agent in the development of specialty polymers with specific thermal or mechanical properties.
• Asymmetric Catalysis Ligand Precursor: Its chiral structure can be modified to create novel ligands for transition metal catalysts used in enantioselective reactions.
• Academic & Industrial R&D: A valuable tool for methodological studies in organic chemistry, including ring-opening, functionalization, and cycloaddition reactions.

Basic Information

Item	Detail
Product Name	1,4-Dioxaspiro[4.5]Dec-6-Ene,2-Ethyl-6-Methyl-9-(1-Methylethenyl)-,(9R)-(9Ci)
CAS No.	659719-50-3
Molecular Formula	C15H24O2
Molecular Weight	236.35 g/mol
Synonyms	(9R)-2-Ethyl-6-methyl-9-(prop-1-en-2-yl)-1,4-dioxaspiro[4.5]dec-6-ene; (R)-2-Ethyl-6-methyl-9-isopropenyl-1,4-dioxaspiro[4.5]dec-6-ene; 9R-Isomer of 2-Ethyl-6-methyl-9-(1-methylethenyl)-1,4-dioxaspiro[4.5]dec-6-ene; Spirocyclic dioxolane derivative; Chiral spiroketal enol ether; Contact for additional synonyms.
EINECS	Contact for details

Quality Control

Every batch of 1,4-Dioxaspiro[4.5]Dec-6-Ene,2-Ethyl-6-Methyl-9-(1-Methylethenyl)-,(9R)-(9Ci) is produced and tested under a strict quality management system. Our products undergo rigorous analytical testing, including chiral HPLC and NMR, to ensure high chemical and enantiomeric purity consistent with research-grade standards. Comprehensive Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available upon request for every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Keep the container tightly sealed under an inert atmosphere if long-term storage is required to maintain stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Enantiomeric Excess (Chiral HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%

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