Description

Ethyl 4-Hydroxy-3-Methoxybenzoate is a high-purity aromatic ester derivative of vanillic acid, serving as a versatile synthetic intermediate and functional ingredient. This compound is valued for its consistent quality and reliable performance in advanced chemical synthesis and product formulation. It is essential for manufacturers and R&D laboratories in the pharmaceutical, flavor & fragrance, and fine chemical industries seeking a stable and well-characterized building block.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly those with phenolic or benzoate ester functionalities.
• Flavor & Fragrance Ingredient: Used as a modifying agent or starting material for creating complex aroma chemicals with vanilla, spicy, or woody notes.
• Organic Synthesis Building Block: Utilized in research and production for introducing the 4-hydroxy-3-methoxyphenyl moiety into more complex molecules via esterification or trans-esterification reactions.
• UV Absorber / Stabilizer Precursor: Acts as a starting material in the production of compounds used to protect polymers, coatings, and personal care products from photodegradation.
• Antioxidant Synthesis: Serves as a foundational structure for developing synthetic phenolic antioxidants used in food, plastics, and cosmetics.

Basic Information

Product Name	Ethyl 4-Hydroxy-3-Methoxybenzoate
CAS No.	617-05-0
Molecular Formula	C10H12O4
Molecular Weight	196.20 g/mol
Synonyms	Ethyl Vanillate; Vanillic Acid Ethyl Ester; 4-Hydroxy-3-methoxybenzoic Acid Ethyl Ester; Benzoic acid, 4-hydroxy-3-methoxy-, ethyl ester; Ethyl 4-hydroxy-3-methoxybenzoate; Ethyl 3-methoxy-4-hydroxybenzoate; Vanillic acid, ethyl ester
EINECS	210-498-5

Quality Control

Our Ethyl 4-Hydroxy-3-Methoxybenzoate is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure it meets precise specifications for identity, purity, and impurity profiles. A Certificate of Analysis (COA) detailing results for assay, related substances, and physical characteristics is provided with each shipment to guarantee traceability and batch-to-batch consistency for your critical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	46 - 50 °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.