Description

4-(2-Chloroethoxy)-3-Methoxybenzaldehyde is a versatile aromatic aldehyde derivative that serves as a critical synthetic intermediate in advanced organic chemistry. Its bifunctional structure, featuring both an aldehyde group and a chloroethoxy side chain, makes it a valuable building block for constructing complex molecules with tailored properties. This compound is primarily sought after by research institutions and manufacturers in the pharmaceutical and agrochemical sectors for the development of active ingredients and novel chemical entities.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds targeting neurological and cardiovascular diseases.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and plant growth regulators, leveraging its aromatic-aldehyde reactivity.
• Liquid Crystal & OLED Materials: Serves as a building block for creating advanced organic electronic materials and liquid crystal monomers.
• Polymer & Resin Modifier: Incorporated into specialty polymers to introduce cross-linking sites or alter thermal and mechanical properties.
• Dye & Pigment Manufacturing: Intermediate for synthesizing complex organic dyes and pigments, especially azo and triphenylmethane derivatives.
• Flavor & Fragrance Chemistry: Used in the controlled synthesis of complex aromatic aldehydes for high-value fragrance compounds.
• Academic & Contract Research: Essential reagent for methodological development and novel compound library synthesis in R&D laboratories.

Basic Information

Product Name	4-(2-Chloroethoxy)-3-Methoxybenzaldehyde
CAS No.	204915-71-9
Molecular Formula	C10H11ClO3
Molecular Weight	214.65 g/mol
Synonyms	3-Methoxy-4-(2-chloroethoxy)benzaldehyde; 4-(2-Chloroethoxy)-3-methoxybenzaldehyde; Benzaldehyde, 4-(2-chloroethoxy)-3-methoxy-; 4-(β-Chloroethoxy)-3-methoxybenzaldehyde; 3-Methoxy-4-(β-chloroethoxy)benzaldehyde; Vanillin 4-(2-chloroethyl) ether; 2-Chloroethyl vanillin ether
EINECS	Contact for details

Quality Control

Our production of 4-(2-Chloroethoxy)-3-Methoxybenzaldehyde adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to verify identity, potency, and impurity profiles. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting all critical quality attributes. We operate under a cGMP-compliant quality system suitable for pharmaceutical intermediate applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong oxidizing agents, strong bases, and sources of ignition. The container should be kept tightly sealed when not in use to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	65 - 68 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Heavy Metals	≤ 20 ppm

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