Description

(tert-Butoxycarbonylmethyl)Triphenylphosphanium Bromide is a high-purity, specialized phosphonium salt widely used as a key reagent in organic synthesis. Its primary value lies in its role as a stable ylide precursor for the synthesis of complex molecules via the Wittig reaction and related olefination processes. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors who require reliable building blocks for creating alkenes with precise stereochemistry.

Application

• Pharmaceutical Intermediate Synthesis: A crucial reagent for constructing olefin-containing bioactive molecules and active pharmaceutical ingredients (APIs).
• Agrochemical Production: Used in the synthesis of specific insecticide and herbicide intermediates that require controlled alkene geometry.
• Advanced Material Development: Employed in polymer and liquid crystal research to introduce specific alkene functionalities into monomers.
• Academic & Industrial R&D: Serves as a standard ylide precursor in method development and scale-up studies for olefination reactions.
• Fine Chemical Manufacturing: Applied in the production of specialty chemicals, flavors, and fragrances requiring specific carbon-carbon double bonds.

Basic Information

Product Name	(tert-Butoxycarbonylmethyl)Triphenylphosphanium Bromide
CAS No.	59159-39-6
Molecular Formula	C24H26BrO2P
Molecular Weight	457.34 g/mol
Synonyms	(Carboxymethyl)triphenylphosphonium Bromide tert-Butyl Ester; (tert-Butoxycarbonylmethyl)triphenylphosphonium Bromide; 2-(tert-Butoxy)-2-oxoethylidenetriphenylphosphorane Bromide; Boc-CH2PPh3Br; tert-Butyl (Triphenylphosphoranylidene)acetate Bromide; (Triphenylphosphoranylidene)acetic Acid tert-Butyl Ester Bromide
EINECS	Contact for details

Quality Control

Our (tert-Butoxycarbonylmethyl)Triphenylphosphanium Bromide is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including NMR, HPLC, and elemental analysis, to ensure high chemical purity and consistent performance. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed and under an inert atmosphere (e.g., nitrogen or argon) for long-term storage to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
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.