Description

5-Formyl-2-Methoxyphenyl 4-Methylbenzenesulfonate is a high-purity, specialty organic intermediate of significant importance in advanced chemical synthesis. This compound matters for its role as a key building block in the development of complex molecules, particularly in pharmaceutical and agrochemical research. It is primarily needed by R&D chemists and process development scientists in the fine chemical, pharmaceutical, and agrochemical industries for constructing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of novel drug candidates, particularly those with complex phenolic or sulfonate ester backbones.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and plant growth regulators.
• Fine Chemical Building Block: Serves as a versatile synthon for constructing complex organic molecules in academic and industrial research laboratories.
• Material Science Research: Potential monomer or cross-linking agent in the development of specialty polymers and advanced functional materials.
• Chemical Biology Probes: Can be utilized in the design and synthesis of molecular probes for studying biological processes.

Basic Information

Product Name	5-Formyl-2-Methoxyphenyl 4-Methylbenzenesulfonate
CAS No.	78515-24-9
Molecular Formula	C16H16O5S
Molecular Weight	320.36 g/mol
Synonyms	4-Methylbenzenesulfonic Acid 5-Formyl-2-Methoxyphenyl Ester; p-Toluenesulfonic Acid 5-Formyl-2-Methoxyphenyl Ester; 2-Methoxy-5-formylphenyl Tosylate; Vanillin Tosylate; (5-Formyl-2-methoxyphenyl) Tosylate; 5-Formyl-2-methoxyphenyl Tosylate; 4-Methylbenzenesulfonic Acid (5-Formyl-2-methoxyphenyl) Ester
EINECS	Contact for details

Quality Control

Our 5-Formyl-2-Methoxyphenyl 4-Methylbenzenesulfonate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with detailed specifications including assay by HPLC, identification by IR and NMR, and control of key impurities. Our quality commitment supports applications requiring high-purity intermediates for research and development.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Loss on Drying	≤ 0.5%

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