Description

(1S,2S,4R)-(-)-Alpha,α-Dimethyl-1-Vinyl-o-Menth-8-Ene-4-Methanol is a high-purity, chiral terpenoid derivative valued for its unique stereochemistry and functional groups. This compound serves as a critical chiral building block and intermediate in advanced organic synthesis, enabling the production of complex molecules with precise stereocontrol. It is primarily sought after by R&D and production teams in the pharmaceutical, agrochemical, and fine chemical industries for applications in asymmetric synthesis and fragrance development.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the synthesis of active pharmaceutical ingredients (APIs) requiring specific stereochemistry.
• Agrochemical Synthesis: Used in the research and development of chiral pesticides and herbicides to enhance efficacy and selectivity.
• Fine Chemical Production: Serves as a versatile building block for creating complex flavors, fragrances, and specialty chemicals.
• Asymmetric Catalysis Research: Employed as a ligand precursor or a model substrate in the development of new catalytic systems.
• Academic & Industrial R&D: A valuable compound for methodological studies in organic chemistry and process development.

Basic Information

Product Name	(1S,2S,4R)-(-)-Alpha,α-Dimethyl-1-Vinyl-o-Menth-8-Ene-4-Methanol
CAS No.	639-99-6
Molecular Formula	C15H26O
Molecular Weight	222.37 g/mol
Synonyms	(-)-α,α-Dimethyl-1-vinyl-o-menth-8-ene-4-methanol; (1S,2S,4R)-1-Ethenyl-1,2,3,4,5,6,7,8-octahydro-1,4-dimethyl-7-(1-methylethenyl)-2-naphthalenemethanol; (-)-Ambrox; (1S,2S,4R)-(-)-Ambrox; (1S,2S,4R)-(-)-Ambroxan; (1S,2S,4R)-(-)-Ambroxide; (1S,2S,4R)-(-)-Ambroxol Impurity; Ambrox Super
EINECS	Contact for details

Quality Control

Our (1S,2S,4R)-(-)-Alpha,α-Dimethyl-1-Vinyl-o-Menth-8-Ene-4-Methanol is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity analysis by GC or HPLC, to ensure it meets the high standards required for synthetic applications. Certificates of Analysis (COA) with detailed specifications are provided for every shipment to guarantee traceability and batch-to-batch consistency.

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). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 97.0%
Chiral Purity (GC/HPLC)	≥ 99.0% ee
Specific Rotation [α]20/D	-40° to -50° (c=1 in CHCl3)
Refractive Index n20/D	1.495 - 1.505
Water Content (KF)	≤ 0.5%

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