Description

(2-Hydroxybenzyl)Diphenylphosphine Oxide is a specialized organophosphorus compound that serves as a versatile intermediate and ligand in advanced chemical synthesis. Its unique structure, featuring both a phenolic hydroxyl group and a phosphine oxide moiety, makes it valuable for applications requiring precise molecular control and reactivity. This chemical is primarily utilized by researchers and manufacturers in the pharmaceutical, agrochemical, and material science industries for developing novel active ingredients and functional materials.

Application

• As a key ligand or catalyst precursor in transition metal-catalyzed cross-coupling reactions (e.g., Suzuki, Heck).
• As a building block in the synthesis of complex pharmaceutical intermediates and active pharmaceutical ingredients (APIs).
• In the development of advanced materials, such as flame retardants, stabilizers, or specialty polymers.
• As a chelating agent or modifier in the preparation of metal-organic frameworks (MOFs) or coordination complexes.
• For research and development of agrochemicals, including novel herbicides and plant growth regulators.
• In organic synthesis as a reagent for introducing the phosphine oxide functional group into target molecules.

Basic Information

Product Name	(2-Hydroxybenzyl)Diphenylphosphine Oxide
CAS No.	70127-50-3
Molecular Formula	C19H17O2P
Molecular Weight	308.31 g/mol
Synonyms	2-(Diphenylphosphinyl)benzyl Alcohol; (2-Hydroxyphenylmethyl)diphenylphosphine Oxide; o-Hydroxybenzyldiphenylphosphine Oxide; Diphenyl(2-hydroxybenzyl)phosphine Oxide; Salicylaldiphenylphosphine Oxide; HBPO; (2-Hydroxybenzyl)diphenylphosphine P-oxide
EINECS	Contact for details

Quality Control

Our (2-Hydroxybenzyl)Diphenylphosphine Oxide is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements of research and industrial applications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to guarantee traceability and compliance.

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 nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
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.