Description

(E)-β-Farnesene is a high-purity, naturally occurring sesquiterpene hydrocarbon with a distinctive, pleasant aroma. This compound is valued for its versatile role as a key intermediate in fine chemical synthesis and as a bioactive ingredient in advanced formulations. It is essential for manufacturers and R&D teams in the fragrance, flavor, agrochemical, and pharmaceutical industries seeking reliable, high-quality raw materials.

Application

• Fragrance & Flavor Industry: A key aromatic component and intermediate for creating complex, natural-smelling scents and flavors.
• Agrochemicals: Used in the development of pheromone-based pest control products and as a natural insect repellent or attractant.
• Pharmaceutical Intermediates: Serves as a crucial chiral building block in the synthesis of bioactive molecules and active pharmaceutical ingredients (APIs).
• Cosmetic Ingredients: Incorporated into formulations for its natural origin and potential skin-conditioning properties.
• Research & Development: A standard compound for analytical testing, biochemical studies, and the development of new synthetic pathways.
• Industrial Biotechnology: Used in studies involving metabolic engineering for the microbial production of terpenoids.

Basic Information

Product Name	(E)-β-Farnesene
CAS No.	28973-97-9
Molecular Formula	C15H24
Molecular Weight	204.35 g/mol
Synonyms	trans-β-Farnesene; (E,E)-3,7,11-Trimethyl-1,3,6,10-dodecatetraene; β-Farnesene; (E)-7,11-Dimethyl-3-methylene-1,6,10-dodecatriene; NSC 1460; Farnesene (mixed isomers); Allo-ocimene (related)
EINECS	249-384-5

Quality Control

Our (E)-β-Farnesene is produced and tested under a strict quality management system to ensure batch-to-batch consistency and high purity. We provide comprehensive analytical data, including GC-MS and chiral HPLC analysis, to verify identity and isomeric purity. A Certificate of Analysis (COA) detailing all specifications is available with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at 2-8°C to minimize oxidation and volatility. Keep away from heat, sparks, and open flame. The container should be kept in a cool, well-ventilated place.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 95.0%
(E)-Isomer Purity (GC)	≥ 98.0%
Refractive Index (20°C)	1.487 - 1.493
Specific Gravity (20°C)	0.840 - 0.860

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