Description

(1Ar,4Aα,7Aα,7Bβ)-Decahydro-1,1,4α,7α-Tetramethyl-1H-Cycloprop[E]Azulene is a high-purity sesquiterpene hydrocarbon with the CAS number 28580-43-0. This compound is valued for its unique and complex polycyclic structure, making it a versatile intermediate and a key component in the synthesis of fine chemicals and specialty fragrances. It is primarily sought after by manufacturers in the flavor and fragrance industry, as well as by research and development laboratories focused on organic synthesis and natural product chemistry.

Application

• Fragrance Ingredient: Serves as a valuable building block and fixative in the creation of complex, woody, and amber-like fragrance accords for perfumes, cosmetics, and personal care products.
• Flavor Modifier: Used in trace amounts to enhance or modify flavor profiles in high-end food and beverage applications, contributing subtle woody or earthy notes.
• Organic Synthesis Intermediate: Acts as a key chiral starting material or intermediate for the synthesis of more complex natural products, pharmaceuticals, and agrochemicals due to its intricate decalin and cyclopropane fused ring system.
• Research & Development: Employed in academic and industrial R&D settings for studying terpene chemistry, reaction mechanisms, and as a standard for analytical method development.
• Aromatherapy & Essential Oils: Used as a component in specialized aromatic blends and in the reconstruction of essential oil profiles.

Basic Information

Item	Details
Product Name	(1Ar,4Aα,7Aα,7Bβ)-Decahydro-1,1,4α,7α-Tetramethyl-1H-Cycloprop[E]Azulene
CAS No.	28580-43-0
Molecular Formula	C₁₅H₂₆
Molecular Weight	206.37 g/mol
Synonyms	Longifolene; (1R,4aS,7aS,7bS)-Decahydro-1,1,4a,7a-tetramethyl-1H-cycloprop[e]azulene; Juniper camphor; 1H-Cycloprop[e]azulene, decahydro-1,1,4a,7a-tetramethyl-, [1ar-(1aα,4aα,7aα,7bα)]-; Kautschin; (+)-Longifolene
EINECS	249-103-5

Quality Control

Our (1Ar,4Aα,7Aα,7Bβ)-Decahydro-1,1,4α,7α-Tetramethyl-1H-Cycloprop[E]Azulene is produced and handled under a strict quality management system. Every batch undergoes comprehensive analytical testing including GC, GC-MS, and chiral analysis to ensure identity, purity, and enantiomeric excess meet stringent specifications. A detailed Certificate of Analysis (COA) documenting all test results is provided with each shipment to guarantee traceability and compliance with your quality requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This product is light-sensitive and easily oxidized; for long-term storage, consider filling the headspace with an inert gas such as nitrogen or argon to maintain stability and purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to reference spectrum
Identification (GC-MS)	Conforms to reference
Assay (GC)	≥ 95.0%
Optical Rotation	Contact for details
Water Content (KF)	≤ 0.5%
Related Substances (GC)	Contact for details

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