Description

L-α-(-)-Pinene Oxide is a chiral, bicyclic epoxide derived from α-pinene, a major component of turpentine. This compound serves as a versatile and valuable chiral building block in organic synthesis, prized for its rigid structure and defined stereochemistry. It is essential for manufacturers and R&D chemists in the fragrance, flavor, and pharmaceutical industries seeking to create complex, optically active molecules.

Application

• Chiral Intermediate in Pharmaceutical Synthesis: Used as a key starting material or intermediate for producing active pharmaceutical ingredients (APIs) and fine chemicals requiring specific stereochemistry.
• Fragrance and Flavor Ingredient: Acts as a precursor for synthesizing various aroma chemicals and terpenoid derivatives with woody, pine-like, or camphoraceous notes.
• Agrochemical Synthesis: Employed in the research and production of chiral pesticides and herbicides, where stereochemistry can impact biological activity.
• Organic Synthesis and Catalysis: Utilized in academic and industrial research for studying ring-opening reactions, asymmetric synthesis, and as a ligand precursor in catalyst design.
• Production of Specialty Polymers and Resins: Serves as a monomer or cross-linking agent in the development of polymers with unique thermal or mechanical properties.

Basic Information

Product Name	L-α-(-)-Pinene Oxide
CAS No.	19894-99-6
Molecular Formula	C₁₀H₁₆O
Molecular Weight	152.23 g/mol
Synonyms	(-)-α-Pinene Oxide; (1S,5S)-6,6-Dimethyl-2-methylidenebicyclo[3.1.1]heptan-3-yl oxirane; (1S,2S,5S)-2-Pinene Oxide; L-(-)-α-Pinene Epoxide; (-)-2,7,7-Trimethyl-3-oxatricyclo[4.1.1.02,4]octane; Pin-2(3)-ene-1-oxide; α-Pinene oxide, (-)-
EINECS	243-389-3

Quality Control

Our L-α-(-)-Pinene Oxide is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including chiral purity assessment by GC or HPLC, to ensure it meets the high standards required for synthetic applications. A Certificate of Analysis (COA) detailing identity, purity, and specific rotation is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flames. Due to its epoxide functionality and light-sensitive nature, prolonged exposure to light or elevated temperatures should be avoided to maintain product integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 95.0%
Chiral Purity (GC)	≥ 98.0% ee
Specific Rotation [α]²⁰D	-50° to -55° (c=1 in CHCl₃)
Refractive Index n²⁰D	1.470 - 1.476
Water Content (KF)	≤ 0.5%

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