Description

Bis(Bicyclo[2.2.1]Hept-5-En-2-Ylmethyl) Methyl Phosphite is a specialized organophosphorus compound featuring a norbornene-derived structure. This chemical serves as a high-performance intermediate and ligand in advanced synthesis, valued for its unique reactivity profile and ability to impart specific properties to final materials. It is primarily sought by R&D chemists and process engineers in the pharmaceutical, agrochemical, and advanced polymer sectors for developing novel catalysts and functional materials.

Application

• Pharmaceutical Intermediate: Used in the synthesis of complex active pharmaceutical ingredients (APIs), particularly where the norbornene scaffold is required for biological activity or as a synthetic handle.
• Catalyst Ligand Precursor: Acts as a precursor for phosphite-based ligands in transition metal catalysis, enabling highly selective cross-coupling and hydrogenation reactions.
• Polymer Modification Agent: Employed to introduce phosphite functional groups into polymer backbones, such as polyolefins, to enhance properties like thermal stability or to serve as reactive sites for further modification.
• Agrochemical Synthesis: A key building block in the production of specialized pesticides and herbicides that require the bicyclic framework for efficacy.
• Material Science Research: Utilized in developing novel organic electronic materials or as an additive in formulations requiring specific chelating or stabilizing properties.
• Cross-linking Agent: Functions in thermoset resin systems where its dual reactive sites can participate in polymerization, contributing to network formation.

Basic Information

Item	Detail
Product Name	Bis(Bicyclo[2.2.1]Hept-5-En-2-Ylmethyl) Methyl Phosphite
CAS No.	70766-48-2
Molecular Formula	C₁₇H₂₅O₃P
Molecular Weight	308.35 g/mol
Synonyms	Methyl Bis(5-norbornen-2-ylmethyl) Phosphite; Phosphorous Acid, Methyl Bis(5-norbornen-2-ylmethyl) Ester; Bis(2-Norbornylmethyl) Methyl Phosphite; Methyl Di(5-norbornen-2-ylmethyl) Phosphite; Norbornene Methyl Phosphite Derivative; 2,5-Norbornadiene Phosphite Ester; Bicyclo[2.2.1]hept-5-ene-2-methanol, Phosphite Derivative
EINECS	Contact for details

Quality Control

Our production of Bis(Bicyclo[2.2.1]Hept-5-En-2-Ylmethyl) Methyl Phosphite adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity. Each lot is characterized using advanced analytical techniques including NMR, HPLC, and GC to confirm identity and quantify impurities. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and specific impurity profiles is provided with every shipment, supporting your quality assurance and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at controlled room temperature (15-25°C/59-77°F). Due to its sensitivity to oxidation, it is recommended to store under an inert atmosphere (e.g., nitrogen or argon) for long-term preservation. Keep away from heat, sparks, open flames, and strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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