Description

[3As,(+)]-2,4,5,6,7,8-Hexahydro-1,4α,9,9-Tetramethyl-3H-3Aα,7α-Methanoazulene is a high-purity, optically active sesquiterpene derivative with a complex, rigid molecular framework. This compound is valued for its unique stereochemistry and structural complexity, making it a critical advanced intermediate in fine chemical synthesis and pharmaceutical research. It is primarily sought by R&D chemists and process development teams in the pharmaceutical, fragrance, and specialty chemical industries for constructing sophisticated molecular architectures.

Application

• Pharmaceutical Intermediate: Serves as a key chiral building block for the synthesis of complex active pharmaceutical ingredients (APIs) and investigational new drugs.
• Fragrance & Flavor Chemistry: Used in the research and development of novel, high-value aroma chemicals and perfumery ingredients due to its sesquiterpene backbone.
• Organic Synthesis Research: Acts as a model compound or starting material in methodological studies for catalysis, asymmetric synthesis, and natural product total synthesis.
• Material Science Precursor: Investigated for the development of specialty polymers or liquid crystals where rigid, chiral cores are required.
• Reference Standard: Supplied as a high-purity analytical standard for quality control and method development in analytical laboratories.

Basic Information

Product Name	[3As,(+)]-2,4,5,6,7,8-Hexahydro-1,4α,9,9-Tetramethyl-3H-3Aα,7α-Methanoazulene
CAS No.	19419-40-0
Molecular Formula	C₁₅H₂₄
Molecular Weight	204.35 g/mol
Synonyms	(+)-α-Gurjunene; (1R,4S,4aS,7S,7aS,7bS)-Decahydro-1,4,7-trimethyl-1-(1-methylethyl)-1H-cyclopropa[e]azulene; (1R,4S,4aS,7S,7aS,7bS)-1,2,3,4,4a,5,6,7,7a,7b-Decahydro-1,4,7-trimethyl-1-(1-methylethyl)-1H-cyclopropa[e]azulene; (+)-α-Gurjunene; α-Gurjunene; Gurjunene, α-; NSC 406924
EINECS	Contact for details

Quality Control

Our [3As,(+)]-2,4,5,6,7,8-Hexahydro-1,4α,9,9-Tetramethyl-3H-3Aα,7α-Methanoazulene is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including chiral purity analysis, to ensure it meets the stringent requirements for research and process chemistry. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with each shipment and are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry place at 2-8°C for long-term stability. This compound is light-sensitive and easily oxidized; prolonged exposure to air, light, or elevated temperatures should be avoided to maintain purity and potency.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or low-melting solid
Identification (IR)	Conforms to reference spectrum
Identification (NMR)	Conforms to structure
Purity (GC/HPLC)	≥ 97.0%
Chiral Purity (Chiral GC/HPLC)	≥ 98.0% ee
Water Content (KF)	≤ 0.5%

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