Description

3-Chloro-4-Methoxybenzaldehyde is a versatile aromatic aldehyde derivative that serves as a critical building block in advanced organic synthesis. Its unique halogenated and methoxylated structure makes it a valuable intermediate for creating complex molecules with specific electronic and steric properties. This compound is essential for research and production in the pharmaceutical, agrochemical, and specialty chemical industries.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds targeting central nervous system and cardiovascular diseases.
• Agrochemical Synthesis: Used in the manufacture of advanced herbicides, fungicides, and plant growth regulators, leveraging its halogenated aromatic core.
• Liquid Crystal & OLED Materials: Serves as a building block for synthesizing novel organic electronic materials and liquid crystal compounds.
• Dye & Pigment Manufacturing: An intermediate in the production of high-performance dyes, pigments, and optical brighteners.
• Flavor & Fragrance Chemistry: Used in the controlled synthesis of complex aromatic compounds for specialty fragrance applications.
• Cross-Coupling Reactions: A valuable substrate in palladium-catalyzed reactions like Suzuki and Heck couplings for constructing biaryl systems.
• Chemical Research & Development: Employed in academic and industrial R&D for exploring new synthetic methodologies and material properties.

Basic Information

Product Name	3-Chloro-4-Methoxybenzaldehyde
CAS No.	13726-16-4
Molecular Formula	C8H7ClO2
Molecular Weight	170.59 g/mol
Synonyms	3-Chloro-4-methoxybenzaldehyde; 4-Methoxy-3-chlorobenzaldehyde; 3-Chloro-p-anisaldehyde; 3-Chloro-4-methoxybenzenecarboxaldehyde; 3-Chloro-4-methoxy-benzaldehyde; 3-Chloro-4-methoxybenzene-1-carbaldehyde; 3-Chloro-4-methoxybenzaldehyde (CAS 13726-16-4)
EINECS	237-316-5

Quality Control

Our 3-Chloro-4-Methoxybenzaldehyde is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, GC for residual solvents, and NMR/IR for structural confirmation, to ensure it meets the high standards required for fine chemical synthesis. Certificates of Analysis (COA) with detailed specifications are provided for every shipment to guarantee traceability and consistency for your critical processes.

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 bases, and sources of ignition. For long-term storage, consider an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	62 - 66 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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