Description

De-3 CAS NO 81990-22-9 is a specialized chemical compound used as a key intermediate and functional additive in advanced manufacturing processes. Its precise molecular structure offers unique properties that are critical for enhancing performance and stability in demanding formulations. This product is essential for industries requiring high-purity intermediates for research, development, and production, particularly in the fields of pharmaceuticals, agrochemicals, and specialty materials.

Application

• Pharmaceutical Intermediate: Serves as a crucial building block in the synthesis of active pharmaceutical ingredients (APIs) and other drug substances.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and plant growth regulators.
• Specialty Polymer Additive: Functions as a modifier or cross-linking agent to impart specific thermal or chemical resistance properties to polymers.
• Research & Development: A valuable reagent for chemical research, process development, and analytical method validation in laboratory settings.
• Electronic Chemicals: Employed in the manufacturing of specialty chemicals for the electronics industry, such as in photoresists or semiconductor processing aids.
• Fine Chemical Production: Acts as a precursor for various fine chemicals and complex organic molecules.

Basic Information

Product Name	De-3
CAS No.	81990-22-9
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	DE-3; 81990-22-9; De-3 compound; De-3 intermediate; 1,3-Dioxolane-4,5-dimethanol, 2,2-dimethyl-; 2,2-Dimethyl-1,3-dioxolane-4,5-dimethanol; Solketal Dimer; Glycerol Acetonide Dimer
EINECS	Contact for details

Quality Control

Our De-3 is produced under a stringent quality management system to ensure batch-to-batch consistency and high purity. Quality is verified through a comprehensive suite of analytical techniques including HPLC, GC, and NMR spectroscopy. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with each shipment and 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 (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider under an inert atmosphere to maintain product integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
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.