Description

St 520 CAS NO 76932-34-8 is a specialized chemical compound designed for high-performance industrial applications. This product is valued for its consistent quality and reliability, which are critical for maintaining process integrity and final product specifications. It serves as a key intermediate or functional additive in sectors where precise chemical performance is non-negotiable.

Application

• Pharmaceutical Intermediates: Used in the synthesis of active pharmaceutical ingredients (APIs) requiring specific structural motifs.
• Agrochemical Synthesis: Acts as a building block in the production of advanced crop protection agents and herbicides.
• Polymer & Material Science: Employed as a monomer or cross-linking agent to modify polymer properties such as thermal stability or flexibility.
• Fine Chemical Manufacturing: Serves as a precursor in the synthesis of complex organic molecules for research and specialty applications.
• Electronics Industry: Potential use in the formulation of specialty chemicals for semiconductor processing or display materials.
• Research & Development: A valuable reagent for academic and industrial R&D in organic chemistry and new material discovery.

Basic Information

Product Name	St 520
CAS No.	76932-34-8
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	ST-520; 76932-34-8; St520; 2,2'-(1,2-Ethanediylbis(oxy))bis(N,N-diethylacetamide); Ethane-1,2-diyl bis(oxy)bis(N,N-diethylacetamide); N,N,N',N'-Tetraethyl-2,2'-(ethylenedioxy)diacetamide; Acetamide, 2,2'-(ethylenedioxy)bis[N,N-diethyl-]; Glycine, N,N-diethyl-, 1,1'-(ethylenedioxy)di-, diethylamide
EINECS	Contact for details

Quality Control

Our St 520 is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure it meets the required chemical and physical specifications. Certificates of Analysis (COA) documenting purity, identity, and impurity profiles are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (typically 15-25°C). Keep away from incompatible materials. For long-term storage, consider conditions under an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Loss on Drying	≤ 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.