Description

Tpp-Sp-G CAS NO 92067-82-8 is a specialized organophosphorus compound, a key intermediate in advanced chemical synthesis. Its precise molecular structure makes it a critical reagent for developing high-performance materials and active pharmaceutical ingredients (APIs). This product is essential for research and production teams in the pharmaceutical, agrochemical, and specialty chemical industries seeking reliable, high-purity building blocks for complex synthesis.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of novel active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and plant growth regulators.
• Ligand Precursor: Serves as a precursor for sophisticated organophosphorus ligands used in catalysis and material science.
• Specialty Polymer Additive: Imparts specific properties as a flame retardant or stabilizer in high-performance polymers.
• Research & Development: A valuable reagent for academic and industrial R&D in organic and medicinal chemistry.
• Fine Chemical Production: Employed in the multi-step synthesis of complex fine chemicals and specialty compounds.

Basic Information

Product Name	Tpp-Sp-G
CAS No.	92067-82-8
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Tpp-Sp-G; Tris(2,4-di-tert-butylphenyl) phosphite; Phosphorous acid, tris(2,4-bis(1,1-dimethylethyl)phenyl) ester; Irgafos 168; Antioxidant 168; AO 168; Hostanox PAR 24; Songnox 1680; Ultranox 668; Weston 618; 2,4-Di-tert-butylphenyl phosphite
EINECS	Contact for details

Quality Control

Our Tpp-Sp-G is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC and GC analysis, to ensure high purity and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing assay, identity, and impurity profiles to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). This material is easily oxidized (store under inert atmosphere) and is light-sensitive (store away from light). Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to standard
Assay (HPLC)	≥ 98.0%
Melting Point	182 - 186 °C
Loss on Drying	≤ 0.5%
Heavy Metals	≤ 10 ppm

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