Description

(+)-Ledene CAS NO 21747-46-6 is a high-purity, naturally-derived sesquiterpene hydrocarbon known for its characteristic woody and ambergris-like aroma. This compound is valued for its role as a key fragrance ingredient and a versatile chiral building block in fine chemical synthesis. It is essential for manufacturers in the flavors & fragrances, cosmetics, and pharmaceutical intermediates sectors seeking consistent, high-quality natural aroma chemicals.

Application

• Fragrance Formulation: Serves as a valuable base note in premium perfumery, contributing to woody, amber, and earthy accords.
• Flavor Enhancement: Used as a subtle flavoring agent in specialty food and beverage products where complex woody notes are desired.
• Cosmetic Ingredients: Incorporated into personal care products like lotions and soaps for its natural scent profile and potential fixative properties.
• Organic Synthesis: Acts as a chiral starting material or intermediate for the synthesis of more complex fragrance molecules and bioactive compounds.
• Aromatherapy & Wellness: Employed in essential oil blends and diffuser products for its grounding and calming aromatic qualities.
• Research & Development: Utilized as a standard or reagent in analytical chemistry and natural product research.

Basic Information

Product Name	(+)-Ledene
CAS No.	21747-46-6
Molecular Formula	C15H24
Molecular Weight	204.35 g/mol
Synonyms	(+)-Ledene; (4R,4aS,6R)-4,4a-Dimethyl-6-(prop-1-en-2-yl)-1,2,3,4,4a,5,6,7-octahydronaphthalene; Viridiflorene; (-)-Viridiflorene; Ledene; (1R,2S,6S,7S,8S)-8-Isopropyl-1,3-dimethyltricyclo[4.4.0.0²,⁷]decane; Sesquiterpene hydrocarbon SC1
EINECS	Contact for details

Quality Control

Our (+)-Ledene is produced and tested under strict quality management protocols to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) for every shipment, detailing key parameters such as identity, assay, and impurity profiles. While not a pharmacopoeial material, our quality system is designed to meet the stringent requirements of the fragrance and fine chemical industries.

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 and heat sources. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 95.0%
Optical Rotation [α]20/D	+50° to +60° (c=1 in CHCl3)
Refractive Index n20/D	1.495 - 1.505
Relative Density (20°C)	0.910 - 0.930

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