Description

(2-Methanesulfonyl-Phenyl)-Hydrazine is a specialized aromatic hydrazine derivative featuring a methanesulfonyl (mesyl) substituent. This compound is a valuable synthetic intermediate, prized for its dual reactivity from both the hydrazine and aryl sulfone functional groups. It is primarily utilized by research chemists and process development scientists in the pharmaceutical and agrochemical industries for the synthesis of heterocyclic compounds and active pharmaceutical ingredients (APIs).

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly those containing pyrazole, indazole, or other nitrogen-containing heterocycles.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and plant growth regulators.
• Dyestuff and Pigment Production: Serves as a precursor in the manufacture of azo dyes and complex organic pigments.
• Chemical Research & Development: A versatile reagent for organic synthesis, enabling the construction of complex molecular architectures via cyclization and coupling reactions.
• Material Science: Potential intermediate in the development of specialty polymers and advanced organic electronic materials.

Basic Information

Product Name	(2-Methanesulfonyl-Phenyl)-Hydrazine
CAS No.	704-42-7
Molecular Formula	C7H10N2O2S
Molecular Weight	186.23 g/mol
Synonyms	2-Methanesulfonylphenylhydrazine; (2-Mesylphenyl)hydrazine; 1-Hydrazino-2-(methylsulfonyl)benzene; o-(Methylsulfonyl)phenylhydrazine; 2-(Methylsulfonyl)phenylhydrazine; 2-Methanesulfonylphenyl-hydrazine; (2-Methylsulfonylphenyl)hydrazine
EINECS	Contact for details

Quality Control

Our (2-Methanesulfonyl-Phenyl)-Hydrazine is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation (IR, NMR), to ensure it meets the high standards required for research and industrial synthesis. A detailed Certificate of Analysis (COA) is provided with every shipment, guaranteeing traceability and consistent quality.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). This material is light-sensitive and easily oxidized; for long-term storage, consider keeping under an inert atmosphere (e.g., nitrogen or argon) to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%

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