Description

4,4'-Methylenebis(3-Methoxynaphthalene-2-Carbonyl Chloride) is a high-purity, bifunctional aromatic acid chloride monomer. This compound matters as a critical building block for the synthesis of advanced polymers and specialty chemicals, offering reliable reactivity for creating complex molecular architectures. It is primarily needed by R&D chemists and process engineers in the pharmaceutical, agrochemical, and high-performance polymer industries for applications requiring precise molecular design and controlled polymerization.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of active pharmaceutical ingredients (APIs) and complex drug candidates.
• Polymer Chemistry: Acts as a monomer for the production of specialty polyamides, polyimides, and other high-performance polymers with enhanced thermal and mechanical properties.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and plant growth regulators.
• Liquid Crystal & OLED Materials: Employed in the synthesis of organic semiconductors and liquid crystal compounds for display technologies.
• Dye & Pigment Manufacturing: Functions as an intermediate for creating complex organic dyes and pigments.
• Cross-linking Agent: Utilized to introduce cross-links into polymer chains to improve chemical resistance and durability.
• Academic & Industrial Research: A valuable reagent for exploring new synthetic methodologies and material science applications.

Basic Information

Product Name	4,4'-Methylenebis(3-Methoxynaphthalene-2-Carbonyl Chloride)
CAS No.	39026-34-1
Molecular Formula	C27H18Cl2O6
Molecular Weight	509.33 g/mol
Synonyms	Bis(3-methoxy-2-naphthoyl chloride)methane; 4,4'-Methylenebis(3-methoxynaphthalene-2-carbonyl chloride); 3,3'-(Methylenedi-1,4-naphthoquinone)bis(2-methoxycarbonyl chloride) (obsolete); 2-Naphthalenecarbonyl chloride, 3-methoxy-4,4'-methylenebis-; MDA-Bis(3-methoxy-2-naphthoyl chloride); Contact for additional synonyms.
EINECS	Contact for details

Quality Control

Our 4,4'-Methylenebis(3-Methoxynaphthalene-2-Carbonyl Chloride) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting standards for research and industrial use. Certificates of Analysis (COA) documenting batch-specific results are available upon request to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent decomposition. Keep away from strong acids, bases, and oxidizing agents.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 3.0%

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