Description

Mk 0343 (CAS No. 233275-76-8) is a specialized organic chemical intermediate designed for advanced synthesis. This compound is valued for its precise molecular structure, which enables its use in creating high-performance materials and active pharmaceutical ingredients. It is essential for research and development chemists and process engineers in the pharmaceutical, agrochemical, and advanced materials sectors seeking reliable, high-purity building blocks.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators.
• Liquid Crystal & OLED Materials: Serves as a precursor in the manufacture of electronic display components and organic light-emitting diodes.
• Polymer & Resin Modification: Employed to introduce specific functional groups into polymer chains, enhancing material properties.
• Organic Synthesis & R&D: A versatile reagent for constructing complex molecular architectures in academic and industrial research laboratories.
• Dye & Pigment Manufacturing: Acts as an intermediate in the synthesis of specialized colorants and functional dyes.

Basic Information

Product Name	Mk 0343
CAS No.	233275-76-8
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	2,4-Difluoro-5-methoxybenzaldehyde; 5-Methoxy-2,4-difluorobenzaldehyde; Benzaldehyde, 2,4-difluoro-5-methoxy-; MK0343; MK-0343; 233275-76-8; Aldehyde intermediate MK 0343
EINECS	Contact for details

Quality Control

Every batch of Mk 0343 is produced and tested under a strict quality management system. We ensure compliance with relevant industry standards for fine chemical intermediates. Comprehensive testing includes identity confirmation, purity assay, and impurity profiling. Certificates of Analysis (COA) documenting all critical parameters are provided with each shipment and are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from incompatible materials such as strong oxidizing agents, strong acids, 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%
Heavy Metals	≤ 20 ppm

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