Description

5,7-Dioxaspiro[2.5]Octane-4,8-Dione,1-Ethyl-2,6,6-Trimethyl-,(1R,2R)-Rel-(9Ci) is a high-purity, stereochemically defined spirocyclic compound that serves as a sophisticated chiral building block and intermediate in advanced organic synthesis. Its unique fused-ring structure and defined stereochemistry make it a valuable precursor for the development of complex molecules with specific three-dimensional architectures. This compound is primarily targeted at research and development teams within the pharmaceutical, agrochemical, and specialty chemical industries, where it is used to create novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the research and development of novel active pharmaceutical ingredients (APIs), particularly in therapeutic areas requiring complex molecular scaffolds.
• Agrochemical Synthesis: Used in the synthesis of advanced crop protection agents and pesticides, leveraging its spirocyclic structure for enhanced biological activity.
• Asymmetric Catalysis Ligand Precursor: Serves as a starting material for the synthesis of chiral ligands and organocatalysts used in enantioselective transformations.
• Material Science Research: Employed in the development of specialty polymers and advanced organic materials with tailored properties.
• Academic & Industrial R&D: A valuable tool for chemists in both academic and industrial settings exploring new synthetic methodologies and compound libraries.
• Flavor & Fragrance Intermediate: Potential use in the synthesis of complex odorants and flavoring agents due to its unique bicyclic structure.

Basic Information

Product Name	5,7-Dioxaspiro[2.5]Octane-4,8-Dione,1-Ethyl-2,6,6-Trimethyl-,(1R,2R)-Rel-(9Ci)
CAS No.	575456-74-5
Molecular Formula	C11H16O4
Molecular Weight	212.24 g/mol
Synonyms	(1R,2R)-rel-1-Ethyl-2,6,6-trimethyl-5,7-dioxaspiro[2.5]octane-4,8-dione; 1-Ethyl-2,6,6-trimethyl-5,7-dioxaspiro[2.5]octane-4,8-dione, (1R,2R)-rel-; (rel)-(1R,2R)-1-Ethyl-2,6,6-trimethyl-5,7-dioxaspiro[2.5]octane-4,8-dione; Spirocyclic 1,3-dioxolane-4,8-dione derivative; Ethyl-trimethyl-dioxaspirooctanedione
EINECS	Contact for details

Quality Control

Our 5,7-Dioxaspiro[2.5]Octane-4,8-Dione,1-Ethyl-2,6,6-Trimethyl-,(1R,2R)-Rel-(9Ci) is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chiral purity verification and impurity profiling, to ensure it meets the stringent requirements for advanced synthetic applications. Certificates of Analysis (COA) detailing identity, purity, and chiral excess are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be kept in opaque packaging or amber glass.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Chiral Purity (Chiral HPLC)	≥ 98.0% de
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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