Description

(1S)-(-)-α-Pinene is a high-purity, naturally derived monoterpene and a key chiral building block in organic synthesis. Its distinct levorotatory optical activity and high volatility make it a valuable and specific ingredient for advanced applications where stereochemistry and purity are critical. This product is essential for manufacturers and research institutions in the fragrance, flavor, pharmaceutical, and agrochemical industries seeking a reliable, high-quality enantiomer for process development and premium product formulation.

Application

• Fragrance & Flavor Industry: A key chiral component for creating sophisticated, natural-smelling pine, fir, and woody notes in premium perfumes, cosmetics, and food flavorings.
• Pharmaceutical Intermediates: Serves as a chiral starting material or intermediate in the synthesis of active pharmaceutical ingredients (APIs) and fine chemicals, leveraging its specific stereochemistry.
• Agrochemical Synthesis: Used in the production of chiral pesticides, herbicides, and pheromones, where the biological activity is often enantiomer-specific.
• Chemical Research & Development: An important reagent in asymmetric synthesis and catalysis studies within academic and industrial R&D laboratories.
• Specialty Solvents & Cleaning Agents: Employed in high-performance, bio-based formulations for industrial cleaning and degreasing applications.
• Aroma Therapy & Natural Products: A source of authentic, natural pine aroma in wellness products and natural extracts.

Basic Information

Product Name	(1S)-(-)-α-Pinene
CAS No.	7785-26-4
Molecular Formula	C10H16
Molecular Weight	136.23 g/mol
Synonyms	(-)-α-Pinene; (1S,5S)-2,6,6-Trimethylbicyclo[3.1.1]hept-2-ene; L-(-)-α-Pinene; (1S)-(-)-α-Pinene; (1S)-2-Pinene; (-)-2-Pinene; Levopinene; (1S,5S)-(-)-α-Pinene
EINECS	232-077-3

Quality Control

Our (1S)-(-)-α-Pinene is produced and tested under a strict quality management system to ensure batch-to-batch consistency and high enantiomeric purity. We provide comprehensive Certificates of Analysis (COA) for each lot, detailing key parameters such as assay, optical rotation, and impurity profile. Our quality commitment aligns with cGMP principles where applicable, supporting our customers' needs in regulated and non-regulated markets.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area at 15-25°C. Due to its highly volatile nature, keep away from heat, sparks, and open flame. Keep container tightly sealed when not in use to prevent evaporation and potential oxidation.

Specification

Item	Specification
Appearance	Colorless clear liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Optical Rotation [α]20/D	-45° to -55°
Refractive Index n20/D	1.464 - 1.468
Specific Gravity (20/20°C)	0.855 - 0.865
Related Substances (GC)	Contact for details

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