Description

10-Hydroxy-2,4,6,8-Tetramethyl-10H-Phenoxaphosphine 10-Oxide is a specialized organophosphorus compound that serves as a key intermediate and functional additive in advanced material synthesis. Its unique phenoxaphosphine oxide structure provides valuable properties for modifying polymer characteristics and acting as a ligand precursor. This high-purity chemical is essential for R&D and production in sectors requiring precise molecular control, such as specialty polymers, flame retardants, and advanced catalyst systems.

Application

• Polymer Additive & Modifier: Used as a functional additive to enhance thermal stability and flame retardancy in engineering plastics and high-performance polymers.
• Ligand Synthesis: Serves as a key precursor for synthesizing sophisticated phosphine-based ligands used in homogeneous catalysis and transition metal complexes.
• Flame Retardant Intermediate: An important building block in the production of next-generation, halogen-free flame retardant systems for electronics and construction materials.
• Advanced Material Research: Employed in R&D for developing novel organic electronic materials, liquid crystals, and photoactive compounds.
• Pharmaceutical Intermediate: Utilized in the synthesis of complex molecules for pharmaceutical research due to its unique heterocyclic structure.
• Stabilizer Component: Acts as a synergist in stabilizer packages for polymers susceptible to thermal and oxidative degradation.

Basic Information

Product Name	10-Hydroxy-2,4,6,8-Tetramethyl-10H-Phenoxaphosphine 10-Oxide
CAS No.	37041-07-9
Molecular Formula	C16H17O2P
Molecular Weight	272.28 g/mol
Synonyms	10H-Phenoxaphosphine, 10-hydroxy-2,4,6,8-tetramethyl-, 10-oxide; 2,4,6,8-Tetramethyl-10-hydroxy-10H-phenoxaphosphine 10-oxide; Tetramethylhydroxyphenoxaphosphine oxide; Phenoxaphosphine oxide derivative; HTPO (common abbreviation); Phosphine oxide, hydroxy tetramethyl phenoxa-; Contact for additional synonyms.
EINECS	Contact for details

Quality Control

Our 10-Hydroxy-2,4,6,8-Tetramethyl-10H-Phenoxaphosphine 10-Oxide is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and FTIR, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical specifications. Our quality commitment ensures the material meets the high standards required for research and industrial synthesis.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive). Keep the container tightly sealed under an inert atmosphere (e.g., nitrogen or argon) to prevent moisture absorption and potential degradation. Keep away from incompatible materials.

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	≤ 0.5%
Heavy Metals	≤ 10 ppm
Residual Solvents	Meets ICH guidelines

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