Description

(1As,7Aβ,7Bα)-Decahydro-1,1,3Aα-Trimethyl-7-Methylene-1H-Cyclopropa[A]Naphthalene is a high-purity sesquiterpene hydrocarbon with a complex, rigid polycyclic structure. This compound is valued as a versatile and high-purity chemical intermediate for advanced synthesis and research. It is primarily sought by manufacturers and R&D laboratories in the fragrance, flavor, pharmaceutical, and fine chemical industries for its unique molecular framework.

Application

• Fragrance & Flavor Intermediate: Serves as a key building block for the synthesis of novel amber, woody, and musky aroma chemicals.
• Pharmaceutical Research: Used as a sophisticated starting material or scaffold in medicinal chemistry for developing new therapeutic agents.
• Fine Chemical Synthesis: Acts as a precursor for catalysts, ligands, and other specialized organic compounds requiring a rigid hydrocarbon backbone.
• Academic & Industrial R&D: Employed in chemical research to study reaction mechanisms, stereochemistry, and the properties of strained ring systems.
• Specialty Polymer Modifier: Investigated for use in modifying polymer properties due to its bulky, hydrophobic structure.

Basic Information

Product Name	(1As,7Aβ,7Bα)-Decahydro-1,1,3Aα-Trimethyl-7-Methylene-1H-Cyclopropa[A]Naphthalene
CAS No.	20071-49-2
Molecular Formula	C15H24
Molecular Weight	204.35 g/mol
Synonyms	Longifolene; Juniper Camphor; (-)-Longifolene; (1R,2R,6S,7S,8S)-8-Isopropyl-1,3-dimethyltricyclo[5.4.0.0²,⁶]undec-3-ene; 1H-Cyclopropa[a]naphthalene, decahydro-1,1,3a-trimethyl-7-methylene-, [1aS-(1aα,3aα,7β,7aβ,7bα)]-; 1,1,3a-Trimethyl-7-methylene-decahydro-1H-cyclopropa[a]naphthalene
EINECS	243-478-6

Quality Control

Every batch of our (1As,7Aβ,7Bα)-Decahydro-1,1,3Aα-Trimethyl-7-Methylene-1H-Cyclopropa[A]Naphthalene undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, optical rotation, and impurity profile. Our quality system is designed to meet the stringent requirements of research and industrial applications.

Storage

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

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 95.0%
Optical Rotation [α]20/D	-40° to -44° (c=1 in CHCl3)
Refractive Index n20/D	1.498 - 1.502
Relative Density (20°C)	0.928 - 0.935

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