Description

n-Methoxy-2-Nitrobenzenesulfonamide CAS NO 1061696-67-0 is a specialized aromatic sulfonamide derivative, serving as a critical synthetic intermediate and protecting group reagent in advanced organic synthesis. Its value lies in its unique reactivity profile, enabling precise chemical transformations under controlled conditions. This compound is primarily needed by research and development chemists, process development scientists, and manufacturers in the pharmaceutical, agrochemical, and fine chemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those containing sulfonamide or nitro-aromatic motifs.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and plant growth regulators.
• Protecting Group Reagent: Acts as a versatile nitrogen-protecting group (Nosyl or Ns group) in multi-step peptide and complex molecule synthesis, offering orthogonal deprotection strategies.
• Fine Chemical Production: Intermediate for dyes, pigments, and other performance chemicals requiring specific sulfonamide functionality.
• Material Science Research: Precursor for developing novel polymers or organic electronic materials with tailored properties.
• Academic & Contract Research: Essential reagent for methodological development and discovery chemistry in academic and CRO (Contract Research Organization) laboratories.

Basic Information

Product Name	n-Methoxy-2-Nitrobenzenesulfonamide
CAS No.	1061696-67-0
Molecular Formula	C7H8N2O5S
Molecular Weight	232.21 g/mol
Synonyms	2-Nitrobenzenesulfonamide, N-methoxy-; N-Methoxy-2-nitrobenzenesulfonamide; 2-Nitro-N-methoxybenzenesulfonamide; Methoxy(2-nitrophenyl)sulfonyl]amine; Nosyl Methoxyamine; Ns-OMe; o-Nitro-N-methoxybenzenesulfonamide; (2-Nitrophenyl)(methoxy)amide sulfonic acid
EINECS	Contact for details

Quality Control

Our n-Methoxy-2-Nitrobenzenesulfonamide is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide full traceability and support our products with detailed Certificates of Analysis (COA) upon request, confirming compliance with customer specifications and relevant industry standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, handling should be conducted under appropriate conditions to minimize degradation.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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