Description

3-(Methylsulfonyl)Benzaldehyde is a versatile aromatic aldehyde derivative characterized by a methylsulfonyl substituent, offering unique reactivity and electronic properties. This compound serves as a high-value pharmaceutical intermediate and a critical building block in advanced organic synthesis. It is primarily sought after by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly those targeting central nervous system (CNS) disorders and inflammatory conditions.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and plant growth regulators, leveraging the sulfonyl group's bioactivity.
• Ligand and Catalyst Development: Serves as a starting material for creating specialized ligands used in asymmetric catalysis and transition metal complexes.
• Material Science Precursor: Building block for synthesizing organic electronic materials, such as charge-transport molecules or monomers for functional polymers.
• Chemical Research (CROs): Essential reagent in contract research organizations for library synthesis and medicinal chemistry programs exploring sulfone-containing compounds.
• Fine Chemical Production: Intermediate for manufacturing dyes, pigments, and other performance chemicals where the aldehyde and sulfone functionalities are required.

Basic Information

Product Name	3-(Methylsulfonyl)Benzaldehyde
CAS No.	43114-43-8
Molecular Formula	C8H8O3S
Molecular Weight	184.21 g/mol
Synonyms	3-(Methanesulfonyl)benzaldehyde; m-(Methylsulfonyl)benzaldehyde; 3-Methylsulfonylbenzaldehyde; Benzaldehyde, 3-(methylsulfonyl)-; 3-Mesylbenzaldehyde; 3-(Methylsulphonyl)benzaldehyde; 3-Methanesulphonylbenzaldehyde; 43114-43-8 (CAS)
EINECS	Contact for details

Quality Control

Our 3-(Methylsulfonyl)Benzaldehyde is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment. We support compliance with REACH and other global regulatory frameworks as required.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). This material is easily oxidized; for long-term storage, consider keeping under an inert atmosphere such as nitrogen. Keep away from strong oxidizing agents, strong bases, and reducing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	102 - 106 °C
Loss on Drying	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0%

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