Description

4-Ethoxy-3-Hydroxybenzaldehyde is a versatile aromatic aldehyde derivative, serving as a key synthetic intermediate in the production of fine chemicals and active pharmaceutical ingredients (APIs). Its molecular structure, featuring both ethoxy and phenolic hydroxyl groups, makes it a valuable building block for creating complex molecules with specific functionalities. This compound is primarily utilized by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of various drug candidates and active pharmaceutical ingredients (APIs), particularly those with benzaldehyde-based pharmacophores.
• Agrochemical Synthesis: Used in the manufacturing of advanced pesticides, herbicides, and plant growth regulators, leveraging its aromatic aldehyde functionality.
• Fine Chemical Production: Serves as a building block for dyes, pigments, flavors, and fragrances due to its reactive aldehyde group and substituted benzene ring.
• Organic Synthesis & Research: Employed in academic and industrial R&D laboratories for constructing complex organic molecules, heterocycles, and ligands for catalysis.
• Material Science: Potential monomer or cross-linking agent in the development of specialty polymers and resins.

Basic Information

Product Name	4-Ethoxy-3-Hydroxybenzaldehyde
CAS No.	2539-53-9
Molecular Formula	C9H10O3
Molecular Weight	166.17 g/mol
Synonyms	3-Hydroxy-4-ethoxybenzaldehyde; 4-Ethoxy-3-hydroxybenzaldehyde; 3-Hydroxy-p-ethoxybenzaldehyde; Protocatechualdehyde 4-ethyl ether; Benzaldehyde, 3-hydroxy-4-ethoxy-; 4-Ethoxy-3-hydroxy-benzaldehyde; p-Ethoxy-m-hydroxybenzaldehyde
EINECS	219-799-5

Quality Control

Our 4-Ethoxy-3-Hydroxybenzaldehyde is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation (IR, NMR), to ensure it meets the high standards required for synthetic applications. A detailed Certificate of Analysis (COA) is provided with every shipment, guaranteeing traceability and consistent quality 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). This material is light-sensitive and easily oxidized; prolonged exposure to air and light should be avoided to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	78°C - 82°C
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.