Description

(3,3-Dimethylallyl)Triphenylphosphonium Bromide is a high-purity, versatile Wittig reagent salt essential for organic synthesis. It serves as a key building block for the stereoselective formation of carbon-carbon double bonds, enabling the synthesis of complex molecules. This product is critical for research and development in the pharmaceutical, agrochemical, and fine chemical industries, where precise and efficient olefination reactions are required.

Application

• Pharmaceutical Intermediate Synthesis: Key reagent for constructing vitamin, terpenoid, and steroid analogs via Wittig olefination.
• Agrochemical Production: Used in the synthesis of insect pheromones and other bioactive molecules with specific alkene geometries.
• Fine Chemical Manufacturing: Enables the production of specialty chemicals, flavors, and fragrances requiring specific alkene chains.
• Academic & Industrial R&D: A fundamental tool in organic chemistry laboratories for method development and complex molecule construction.
• Material Science Precursor: Potential use in synthesizing organic ligands or monomers for advanced polymeric materials.

Basic Information

Product Name	(3,3-Dimethylallyl)Triphenylphosphonium Bromide
CAS No.	1530-34-3
Molecular Formula	C23H26BrP
Molecular Weight	413.33 g/mol
Synonyms	Prenyltriphenylphosphonium Bromide; 3-Methyl-2-buten-1-yltriphenylphosphonium Bromide; γ,γ-Dimethylallyltriphenylphosphonium Bromide; 3,3-Dimethylallyltriphenylphosphonium Bromide; 1-Bromo-3-methyl-2-butene Triphenylphosphonium Salt; (3-Methylbut-2-en-1-yl)triphenylphosphonium Bromide; P,P,P-Triphenyl-3-methyl-2-butenylphosphonium Bromide
EINECS	Contact for details

Quality Control

Our (3,3-Dimethylallyl)Triphenylphosphonium Bromide is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including NMR, HPLC, and elemental analysis, to ensure high chemical purity and consistent performance as a Wittig reagent. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive) and must be kept under an inert atmosphere (e.g., nitrogen or argon) for long-term storage to maintain stability and reactivity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%

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