Description

Tetramethyl 1,4,5,8-Naphthalenetetracarboxylate is a high-purity organic intermediate and a key building block in advanced chemical synthesis. This compound is valued for its rigid, planar naphthalene core and four strategically positioned ester groups, which make it a versatile precursor for functional materials. It is primarily sought by research institutions and industrial manufacturers in the fields of organic electronics, polymer chemistry, and specialty dyes.

Application

• Organic Semiconductor Precursor: A critical starting material for the synthesis of n-type organic semiconductors and electron-transport materials used in OLEDs and OFETs.
• Polyimide and Polyamide Monomer: Serves as a tetra-functional monomer for producing high-performance, heat-resistant polymers with excellent mechanical properties.
• Ligand and Chelating Agent Synthesis: Used to create complexing agents and ligands for catalysis and metal-organic frameworks (MOFs).
• Dye and Pigment Intermediate: Acts as a core structure for developing advanced perylene-based dyes and pigments with high stability and color fastness.
• Pharmaceutical Intermediate: Employed in the research and development of active pharmaceutical ingredients (APIs) with complex polycyclic structures.
• Cross-linking Agent: Utilized in epoxy resins and other polymer systems to introduce cross-linking, enhancing thermal and chemical resistance.

Basic Information

Product Name	Tetramethyl 1,4,5,8-Naphthalenetetracarboxylate
CAS No.	31996-10-8
Molecular Formula	C18H14O8
Molecular Weight	358.30 g/mol
Synonyms	1,4,5,8-Naphthalenetetracarboxylic Acid Tetramethyl Ester; Tetramethyl Naphthalene-1,4,5,8-tetracarboxylate; Naphthalene-1,4,5,8-tetracarboxylic Acid Methyl Ester; 1,4,5,8-Naphthalenetetracarboxylic Acid, Tetramethyl Ester; TMNT; Tetramethyl Perylene-3,4,9,10-tetracarboxylate Precursor; 1,4,5,8-Tetramethoxycarbonylnaphthalene
EINECS	Contact for details

Quality Control

Our Tetramethyl 1,4,5,8-Naphthalenetetracarboxylate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC and NMR, to ensure high purity and batch-to-batch consistency. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided and 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 strong oxidizing agents and strong bases.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
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.