Description

Pentane-1,1,5,5-Tetracarboxylic Acid Tetraethyl Ester is a high-purity, multifunctional organic ester compound serving as a critical building block in advanced chemical synthesis. This compound is valued for its unique molecular architecture, featuring four reactive ester groups, which makes it an essential precursor for creating complex polymers, dendrimers, and specialty cross-linking agents. It is primarily sought after by R&D laboratories and industrial manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors for developing novel products with tailored properties.

Application

• Pharmaceutical Intermediate: Used in the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs) requiring multi-branching points.
• Polymer & Resin Cross-linker: Acts as a tetrafunctional monomer to create highly cross-linked, rigid polymer networks for coatings, adhesives, and composites.
• Dendrimer & Hyperbranched Polymer Synthesis: Serves as a core or branching unit for constructing precisely defined dendritic macromolecules.
• Agrochemical Synthesis: Employed as a key intermediate in the production of advanced herbicides, fungicides, and plant growth regulators.
• Ligand & Chelating Agent Precursor: Utilized to synthesize multifunctional ligands for catalysis and metal ion sequestration.
• Specialty Chemical Research: A valuable reagent in academic and industrial R&D for exploring new organic reactions and material properties.

Basic Information

Product Name	Pentane-1,1,5,5-Tetracarboxylic Acid Tetraethyl Ester
CAS No.	3779-30-4
Molecular Formula	C17H28O8
Molecular Weight	360.40 g/mol
Synonyms	1,1,5,5-Pentanetetracarboxylic Acid Tetraethyl Ester; Tetraethyl Pentane-1,1,5,5-Tetracarboxylate; Tetraethyl 1,1,5,5-Butanetetracarboxylate; Ethyl Pentane-1,1,5,5-Tetracarboxylate; NSC 163944; 1,1,5,5-Butanetetracarboxylic Acid Tetraethyl Ester; Tetraethyl Butane-1,1,5,5-Tetracarboxylate
EINECS	223-257-5

Quality Control

Our Pentane-1,1,5,5-Tetracarboxylic Acid Tetraethyl Ester is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including chromatography and spectroscopy, to ensure high purity and consistent performance. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with each shipment to support your quality assurance and regulatory compliance 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). Keep away from strong oxidizing agents, strong acids, and strong bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
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.