Description

[1S-(1Alpha,2Alpha,5Alpha)]-4,6,6-Trimethylbicyclo[3.1.1]Hept-3-En-2-Ol CAS NO 19890-02-9 is a high-purity, optically active terpene alcohol derivative, commonly known as Verbenol. This compound serves as a critical chiral intermediate and fragrance ingredient valued for its specific stereochemistry and functional properties. It is essential for manufacturers in the flavor & fragrance, agrochemical, and pharmaceutical synthesis sectors who require consistent, high-quality building blocks for complex chemical processes.

Application

• Fragrance & Flavor Industry: A key chiral component in the synthesis of high-value aroma chemicals, contributing to woody, pine-like, and fresh olfactory notes in fine perfumery and flavorings.
• Agrochemical Synthesis: Utilized as a chiral synthon in the production of advanced pesticides and insecticides, where stereochemistry is crucial for biological activity.
• Pharmaceutical Intermediates: Serves as a versatile building block for the research and development of active pharmaceutical ingredients (APIs) requiring specific terpene-based frameworks.
• Pheromone & Semiochemical Production: Acts as a precursor or active ingredient in insect pheromone blends used for pest monitoring and control in agriculture.
• Chemical Research & Development: Employed in academic and industrial R&D for asymmetric synthesis, catalysis studies, and the development of novel organic compounds.
• Specialty Chemicals: Used in the formulation of advanced materials, resins, and fine chemicals where its unique bicyclic structure imparts specific physical properties.

Basic Information

Product Name	[1S-(1Alpha,2Alpha,5Alpha)]-4,6,6-Trimethylbicyclo[3.1.1]Hept-3-En-2-Ol
CAS No.	19890-02-9
Molecular Formula	C10H16O
Molecular Weight	152.23 g/mol
Synonyms	(-)-trans-Verbenol; (1S,2S,5S)-2-Pinen-4-ol; 4,6,6-Trimethylbicyclo[3.1.1]hept-3-en-2-ol; (1S)-(-)-trans-Verbenol; Verbenol; 2-Pinen-4-ol; Pin-2(10)-en-4-ol; Bicyclo[3.1.1]hept-3-en-2-ol, 4,6,6-trimethyl-, (1S,2S,5S)-
EINECS	243-375-0

Quality Control

Our production of [1S-(1Alpha,2Alpha,5Alpha)]-4,6,6-Trimethylbicyclo[3.1.1]Hept-3-En-2-Ol adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including chiral purity analysis by GC or HPLC, to ensure exceptional chemical and isomeric purity. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming compliance with agreed specifications. Our quality system is designed to meet the rigorous demands of GMP and ISO standards where applicable.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). This product is easily oxidized; for long-term storage, consider keeping under an inert atmosphere (e.g., nitrogen or argon). Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 97.0%
Chiral Purity (GC)	≥ 98.0% (1S,2S,5S isomer)
Refractive Index (20°C)	1.495 - 1.505
Specific Rotation (20°C)	-15° to -25° (c=1 in ethanol)
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.