Description

Triphenyl(3,7,11-Trimethyldodeca-2,6,10-Trien-1-Yl)Phosphonium Bromide is a specialized phosphonium salt derivative of farnesol, serving as a key synthetic intermediate in advanced organic chemistry. Its primary value lies in its role as a versatile reagent for Wittig olefination reactions, enabling the efficient construction of complex, polyunsaturated hydrocarbon chains. This compound is essential for R&D and production chemists in the pharmaceutical, agrochemical, and fragrance industries, where precise control over molecular architecture is critical.

Application

• Wittig Reaction Reagent: A crucial building block for synthesizing isoprenoid chains, terpenes, and polyene structures via olefination.
• Pharmaceutical Intermediates: Used in the synthesis of bioactive molecules, including retinoids, steroids, and vitamin analogs.
• Agrochemical Synthesis: Key for constructing the lipophilic side chains of certain pesticides and plant growth regulators.
• Fragrance & Flavor Chemistry: Employed in the production of high-value sesquiterpenoids and other aromatic compounds.
• Material Science Research: Acts as a precursor for functionalized polymers and organic electronic materials with specific chain lengths.
• Chemical Biology: Useful for labeling biomolecules with hydrophobic tags or probes via its reactive phosphonium group.

Basic Information

Product Name	Triphenyl(3,7,11-Trimethyldodeca-2,6,10-Trien-1-Yl)Phosphonium Bromide
CAS No.	75499-95-5
Molecular Formula	C33H43BrP
Molecular Weight	565.57 g/mol
Synonyms	Farnesyltriphenylphosphonium Bromide; (E,E)-Farnesyltriphenylphosphonium Bromide; Triphenyl(farnesyl)phosphonium Bromide; (all-E)-3,7,11-Trimethyl-2,6,10-dodecatrien-1-yl triphenylphosphonium bromide; Phosphonium, triphenyl(3,7,11-trimethyl-2,6,10-dodecatrien-1-yl)-, bromide (1:1); (2E,6E)-Farnesyltriphenylphosphonium Bromide
EINECS	Contact for details

Quality Control

Our Triphenyl(3,7,11-Trimethyldodeca-2,6,10-Trien-1-Yl)Phosphonium Bromide is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity, NMR for structural confirmation, and elemental analysis, to ensure it meets the high standards required for synthetic applications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 15-25°C. This compound is hygroscopic (moisture-sensitive); the container must be kept tightly sealed in a dry environment to prevent degradation. For long-term storage, consider using desiccants.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.5%

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