Description

2H-Pyran-2-One, 3-Hexyltetrahydro-4-Hydroxy-6-Undecyl-, [3R-(3α,4α,6α)]- (9Ci) is a high-purity, stereochemically defined lactone derivative with significant potential in advanced organic synthesis and fragrance chemistry. This compound matters as a versatile chiral building block, offering a unique structural framework for creating complex molecules with specific spatial orientations. It is primarily needed by research and development chemists in the pharmaceutical, agrochemical, and specialty fragrance industries for applications requiring precise molecular architecture.

Application

• Pharmaceutical Intermediate: Serves as a key chiral synthon for the research and development of novel active pharmaceutical ingredients (APIs), particularly in projects targeting complex natural product analogs.
• Agrochemical Synthesis: Used in the development of advanced crop protection agents where its specific stereochemistry can influence biological activity and environmental fate.
• Fragrance & Flavor Ingredient: Acts as a precursor for high-value aroma chemicals, contributing to unique olfactive profiles in premium perfumery and flavor formulations.
• Material Science Research: Investigated as a monomer or modifying agent for specialty polymers, where the lactone functionality can be utilized in ring-opening polymerizations.
• Chemical Biology Probe: Employed in academic and industrial research to study enzyme mechanisms or as a scaffold for designing molecular probes and inhibitors.
• Catalyst & Ligand Development: Provides a complex, functionalized backbone for the synthesis of novel chiral ligands used in asymmetric catalysis.

Basic Information

Product Name	2H-Pyran-2-One, 3-Hexyltetrahydro-4-Hydroxy-6-Undecyl-, [3R-(3α,4α,6α)]- (9Ci)
CAS No.	155548-91-7
Molecular Formula	C22H40O3
Molecular Weight	352.56 g/mol
Synonyms	3-Hexyltetrahydro-4-hydroxy-6-undecyl-2H-pyran-2-one; (3R,4R,6R)-3-Hexyltetrahydro-4-hydroxy-6-undecyl-2H-pyran-2-one; 4-Hydroxy-3-hexyl-6-undecyltetrahydro-2H-pyran-2-one; [3R-(3α,4α,6α)]-3-Hexyltetrahydro-4-hydroxy-6-undecyl-2H-pyran-2-one; Lactone derivative CAS 155548-91-7; Chiral hexyl-undecyl substituted δ-lactone; Stereoisomeric lactone intermediate.
EINECS	Contact for details

Quality Control

Our 2H-Pyran-2-One, 3-Hexyltetrahydro-4-Hydroxy-6-Undecyl-, [3R-(3α,4α,6α)]- (9Ci) is produced under strict quality management protocols to ensure batch-to-batch consistency and high chemical purity. Each lot undergoes comprehensive analytical characterization, including chiral purity verification, to meet the exacting standards required for research and process development. Certificates of Analysis (COA) detailing identity, purity, and stereochemical composition are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong bases and incompatible organic solvents. For long-term storage under inert atmosphere, please contact our technical team for specific recommendations.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 97.0%
Chiral Purity (Chiral HPLC)	≥ 98.0% ee
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.