Description

Benzyltriphenylphosphonium Tetrafluoroborate is a versatile organophosphonium salt widely utilized as a key reagent in organic synthesis. Its primary value lies in its effectiveness as a stable Wittig reagent precursor, enabling the synthesis of alkenes from carbonyl compounds with high stereoselectivity. This compound is essential for R&D chemists and process engineers in the pharmaceutical, agrochemical, and advanced materials sectors, where it facilitates the construction of complex molecular architectures.

Application

• Wittig Olefination Reactions: A crucial precursor for generating phosphorus ylides to convert aldehydes and ketones into alkenes.
• Pharmaceutical Intermediate Synthesis: Used in the production of active pharmaceutical ingredients (APIs) and complex drug candidates.
• Agrochemical Manufacturing: Employed in the synthesis of herbicides, fungicides, and plant growth regulators.
• Liquid Crystal and OLED Material Production: Serves as a building block for creating conjugated organic molecules used in display technologies.
• Polymer Chemistry: Acts as a catalyst or initiator in certain polymerization processes and functional polymer synthesis.
• Academic and Industrial R&D: A staple reagent in research laboratories for method development and novel compound library generation.

Basic Information

Product Name	Benzyltriphenylphosphonium Tetrafluoroborate
CAS No.	31240-52-5
Molecular Formula	C25H24BF4P
Molecular Weight	418.24 g/mol
Synonyms	Benzyltriphenylphosphonium Tetraphenylborate (common misnomer); Benzyl(triphenyl)phosphonium Tetrafluoroborate(1-); (Benzyltriphenylphosphonio)tetrafluoroborate; Phosphonium, benzyltriphenyl-, tetrafluoroborate(1-); BTPP-BF4; Benzyl triphenyl phosphonium tetrafluoroborate; Tetraphenylborate benzyltriphenylphosphonium
EINECS	Contact for details

Quality Control

Our Benzyltriphenylphosphonium Tetrafluoroborate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and NMR for structural confirmation, to ensure it meets the high standards required for synthetic applications. Certificates of Analysis (COA) detailing all specifications are provided with every shipment and are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 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.