Description

Phenylphosphonic Acid Bis(p-Nitrophenyl) Ester is a specialized organophosphorus compound that serves as a critical intermediate in advanced chemical synthesis. This high-purity ester is valued for its role in facilitating complex molecular transformations, particularly in the development of novel materials and active pharmaceutical ingredients. It is primarily sought by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for process development and scale-up activities.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs).
• Agrochemical Research: Used in the development and production of advanced pesticides, herbicides, and plant growth regulators.
• Ligand & Catalyst Precursor: Serves as a precursor for phosphorus-containing ligands used in catalytic systems for organic synthesis.
• Polymer Chemistry: Employed as a monomer or additive in the synthesis of specialty polymers and flame retardants.
• Chemical Research: Utilized in academic and industrial R&D for studying phosphorylation reactions and developing new synthetic methodologies.
• Material Science: Investigated for the creation of novel organic electronic materials and advanced coatings.

Basic Information

Product Name	Phenylphosphonic Acid Bis(p-Nitrophenyl) Ester
CAS No.	38873-91-5
Molecular Formula	C18H13N2O7P
Molecular Weight	400.28 g/mol
Synonyms	Bis(4-nitrophenyl) phenylphosphonate; Phenylphosphonic Acid Bis(4-nitrophenyl) Ester; Phosphonic acid, P-, bis(4-nitrophenyl) phenyl ester; 4-Nitrophenyl phenylphosphonate; Bis(p-nitrophenyl) phenylphosphonate
EINECS	Contact for details

Quality Control

Our production of Phenylphosphonic Acid Bis(p-Nitrophenyl) Ester adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced techniques including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment, supporting your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, handling and storage should minimize exposure to direct or strong artificial light.

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%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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