Description

Bicyclo[2.2.1]Hept-5-En-2-Ylmethyl Bis[(1,2,3,4,4A,5,8,8A-Octahydro-1,4:5,8-Dimethanonaphthalen-2-Yl)Methyl] Phosphite is a specialized organophosphorus compound with a complex, hindered structure designed for high-performance applications. This chemical matters as a highly effective stabilizer and antioxidant, protecting sensitive materials from thermal and oxidative degradation. It is primarily needed by manufacturers in the polymer, specialty lubricant, and advanced material industries seeking to enhance product longevity and performance under demanding conditions.

Application

• Primary antioxidant and stabilizer in high-temperature polymers and engineering plastics.
• Additive in synthetic lubricants and greases to prevent oxidation and viscosity breakdown.
• Stabilizing agent for elastomers and synthetic rubbers against heat aging.
• Intermediate in the synthesis of specialty phosphite antioxidants and other functional additives.
• Component in adhesive and sealant formulations requiring enhanced thermal stability.
• Protective additive for fiber and coating resins exposed to harsh environmental conditions.

Basic Information

Product Name	Bicyclo[2.2.1]Hept-5-En-2-Ylmethyl Bis[(1,2,3,4,4A,5,8,8A-Octahydro-1,4:5,8-Dimethanonaphthalen-2-Yl)Methyl] Phosphite
CAS No.	71002-32-9
Molecular Formula	C43H52O3P
Molecular Weight	639.85 g/mol
Synonyms	2-Norbornene-5-methanol, 2-[[bis[[(1,2,3,4,4a,5,8,8a-octahydro-1,4:5,8-dimethanonaphthalen-2-yl)methyl]phosphinyl]oxy]methyl]-; Phosphorous acid, P,P'-[[5-(hydroxymethyl)bicyclo[2.2.1]hept-2-en-2-yl]methylene] bis[P-[(1,2,3,4,4a,5,8,8a-octahydro-1,4:5,8-dimethanonaphthalen-2-yl)methyl] ester]; Hindered Phosphite Antioxidant; Bis(dimethanonaphthylmethyl) norbornenylmethyl phosphite; Polymer Stabilizer 71002-32-9
EINECS	Contact for details

Quality Control

Our production of Bicyclo[2.2.1]Hept-5-En-2-Ylmethyl Bis[(1,2,3,4,4A,5,8,8A-Octahydro-1,4:5,8-Dimethanonaphthalen-2-Yl)Methyl] Phosphite adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing to ensure high purity, consistent performance, and compliance with agreed specifications. Comprehensive Certificates of Analysis (COA) documenting identity, assay, and impurity profiles are available upon request to support your quality assurance processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). 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, and open flames.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Heavy Metals (as Pb)	≤ 10 ppm

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