Description

Bis(2-Butoxyethyl) Isodecyl Phosphite is a specialized organophosphite compound widely utilized as a high-performance stabilizer and antioxidant. Its primary value lies in its ability to effectively inhibit oxidative degradation and prevent color formation in sensitive polymers and chemical systems. This product is essential for manufacturers in the plastics, lubricant, and specialty chemical industries who require reliable protection against thermal and oxidative stress to ensure product longevity and performance.

Application

• Primary antioxidant and stabilizer in polyolefins (e.g., PP, PE) and other polymers to prevent thermal degradation during processing.
• Effective color stabilizer in engineering plastics and synthetic fibers to maintain clarity and prevent yellowing.
• Key additive in synthetic lubricants and hydraulic fluids to enhance oxidative stability and extend service life.
• Used as a synergistic co-stabilizer in combination with primary phenolic antioxidants or UV stabilizers for enhanced performance.
• Intermediate in the synthesis of other specialty phosphite derivatives and organophosphorus compounds.
• Stabilizer component in adhesive and sealant formulations to improve shelf-life and processing stability.

Basic Information

Product Name	Bis(2-Butoxyethyl) Isodecyl Phosphite
CAS No.	93843-25-5
Molecular Formula	C22H47O5P
Molecular Weight	422.58 g/mol
Synonyms	Isodecyl Alcohol, Phosphite with 2-Butoxyethanol (2:1); Phosphorous Acid, Isodecyl 2-Butoxyethyl Ester; Isodecyl Bis(2-butoxyethyl) Phosphite; Antioxidant 1222; Doverphos® 1222; Weston® 1222; Bis(2-butoxyethyl)isodecylphosphite; 2-Butoxyethanol Phosphite (3:1) with Isodecanol
EINECS	Contact for details

Quality Control

Our production of Bis(2-Butoxyethyl) Isodecyl Phosphite adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including assay, color, and specific gravity, to ensure consistency and compliance with industry specifications. Certificates of Analysis (COA) documenting purity and key physical-chemical parameters are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); keep container tightly sealed when not in use to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (Phosphite Content)	≥ 97.0 %
Color (APHA)	≤ 50
Specific Gravity (20/20°C)	0.930 - 0.950
Refractive Index (n20D)	1.440 - 1.450
Acidity (as Phosphorous Acid)	≤ 0.1 %

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