Description

6,10-Dioxaspiro[4.5]Decane,7,9-Dimethyl-,(7R-Trans)-(9Ci) is a high-purity, stereochemically defined spirocyclic ether compound. This specialized chemical serves as a valuable chiral building block and intermediate in advanced organic synthesis, offering unique structural features for constructing complex molecular architectures. It is primarily sought after by research and development teams in the pharmaceutical, agrochemical, and fine chemical industries for applications in asymmetric synthesis, fragrance development, and material science.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the synthesis of novel active pharmaceutical ingredients (APIs), particularly in projects requiring specific stereochemistry.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides where its spirocyclic structure can impart unique biological activity.
• Fine Chemical Synthesis: Acts as a versatile precursor for creating complex fragrance and flavor molecules, leveraging its oxygenated, rigid backbone.
• Asymmetric Catalysis Ligand Precursor: Its defined stereogenic centers make it a candidate for developing chiral ligands and catalysts.
• Material Science Research: Investigated as a monomer or additive for specialty polymers to modify thermal or physical properties.
• Academic & Industrial R&D: A valuable tool for methodological studies in organic chemistry, including cyclization and etherification reactions.

Basic Information

Product Name	6,10-Dioxaspiro[4.5]Decane,7,9-Dimethyl-,(7R-Trans)-(9Ci)
CAS No.	128994-14-9
Molecular Formula	C10H18O2
Molecular Weight	170.25 g/mol
Synonyms	(7R-trans)-7,9-Dimethyl-6,10-dioxaspiro[4.5]decane; (7R,9S)-7,9-Dimethyl-6,10-dioxaspiro[4.5]decane; 7,9-Dimethyl-6,10-dioxaspiro[4.5]decane (trans-); Spirocyclic dimethyl dioxadecane; Chiral spiro ether; 6,10-Dioxaspiro[4.5]decane, 7,9-dimethyl-, (7R-trans)-; 128994-14-9
EINECS	Contact for details

Quality Control

Our 6,10-Dioxaspiro[4.5]Decane,7,9-Dimethyl-,(7R-Trans)-(9Ci) is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity verification by HPLC, to ensure high chemical and isomeric purity suitable for sensitive synthetic applications. Certificates of Analysis (COA) with detailed chromatographic data are provided with every shipment. We adhere to cGMP principles where applicable to guarantee batch-to-batch consistency and traceability.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider storing under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Chiral Purity (Chiral HPLC)	≥ 98.0% (7R,trans)
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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