Description

1-Oxaspiro[5.5]Undecan-2-One,10-Methyl-7-(1-Methylethyl)-,(6S,7S,10R)-(9Ci) is a high-purity, stereochemically defined spirocyclic lactone compound, serving as a critical advanced intermediate in complex organic syntheses. Its precise stereochemistry and unique molecular architecture make it a valuable building block for research and development in fine chemical and pharmaceutical manufacturing. This compound is essential for chemists and organizations engaged in the synthesis of novel active pharmaceutical ingredients (APIs), agrochemicals, and specialty fragrances where specific spatial orientation is required for biological activity or material properties.

Application

• Pharmaceutical Intermediate: A key chiral building block for the research and synthesis of novel drug candidates, particularly in developing complex macrocycles or molecules with specific three-dimensional structures.
• Agrochemical Synthesis: Used in the development of advanced pesticides and herbicides where the spirocyclic lactone moiety can contribute to unique modes of action and environmental profiles.
• Flavor & Fragrance Ingredient: Serves as a precursor for high-value aroma chemicals, leveraging its complex structure to create novel and long-lasting scent profiles in perfumery.
• Material Science Research: Investigated as a monomer or cross-linking agent for developing polymers with specific thermal or mechanical properties due to its rigid spiro structure.
• Catalyst & Ligand Development: Utilized as a scaffold for constructing sophisticated chiral ligands or organocatalysts used in asymmetric synthesis.
• Academic & R&D Laboratories: A valuable tool for methodological studies in organic chemistry, including studies on ring-forming reactions and stereoselective transformations.

Basic Information

Product Name	1-Oxaspiro[5.5]Undecan-2-One,10-Methyl-7-(1-Methylethyl)-,(6S,7S,10R)-(9Ci)
CAS No.	799268-19-2
Molecular Formula	C14H24O2
Molecular Weight	224.34 g/mol
Synonyms	(6S,7S,10R)-10-Methyl-7-(propan-2-yl)-1-oxaspiro[5.5]undecan-2-one; (6S,7S,10R)-10-Methyl-7-isopropyl-1-oxaspiro[5.5]undecan-2-one; 10-Methyl-7-(1-methylethyl)-1-oxaspiro[5.5]undecan-2-one, (6S,7S,10R)-rel-; 799268-19-2; Spirocyclic lactone intermediate 799268-19-2; Chiral spiro lactone
EINECS	Contact for details

Quality Control

Our production of 1-Oxaspiro[5.5]Undecan-2-One,10-Methyl-7-(1-Methylethyl)-,(6S,7S,10R)-(9Ci) adheres to stringent quality management protocols to ensure batch-to-batch consistency and high chemical purity. Each lot is characterized using advanced analytical techniques including chiral HPLC, NMR, and GC-MS to confirm identity, stereochemical purity, and impurity profiles. Certificates of Analysis (COA) detailing all specifications are provided and can be tailored to meet specific customer or regulatory requirements.

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 sources and incompatible materials. For long-term storage, consider an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% ee
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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