Description

4-Amino-n-(6-Chloropyridazin-3-Yl)-2,3,5,6-Tetradeuteriobenzenesulfonamide is a deuterated sulfonamide derivative, a high-value synthetic intermediate designed for advanced research and development. This compound is critical for applications requiring isotopic labeling, particularly in the study of metabolic pathways and pharmacokinetics. It is primarily utilized by pharmaceutical R&D teams, agrochemical scientists, and specialized contract research organizations (CROs) engaged in the development of novel active ingredients.

Application

• Pharmaceutical Research: As a deuterated building block for the synthesis of isotopically labeled drug candidates, enabling advanced ADME (Absorption, Distribution, Metabolism, and Excretion) and mass spectrometry studies.
• Metabolic Pathway Tracing: Used in biochemical research to track and elucidate metabolic pathways and mechanisms of action for new chemical entities.
• Agrochemical Development: Serves as a key intermediate in the research and synthesis of novel, labeled herbicides or plant growth regulators.
• Contract Research & Manufacturing (CRAM): Supplied to CROs and CDMOs specializing in custom synthesis and process development for the life sciences industry.
• Analytical Standard: Can be used as a certified reference material or internal standard in quantitative LC-MS and GC-MS analysis.

Basic Information

Item	Details
Product Name	4-Amino-n-(6-Chloropyridazin-3-Yl)-2,3,5,6-Tetradeuteriobenzenesulfonamide
CAS No.	1795037-54-5
Molecular Formula	C10H6D4ClN5O2S
Molecular Weight	303.76 g/mol (for deuterated form)
Synonyms	4-Amino-N-(6-chloropyridazin-3-yl)-2,3,5,6-tetradeuteriobenzenesulfonamide; 2,3,5,6-tetradeutero-4-amino-N-(6-chloropyridazin-3-yl)benzenesulfonamide; Deuterated Sulfapyridazine analog; d4-4-Amino-N-(6-chloropyridazin-3-yl)benzenesulfonamide; 4-Amino-2,3,5,6-tetradeutero-N-(6-chloro-3-pyridazinyl)benzenesulfonamide; 1795037-54-5; Sulfonamide-d4 intermediate
EINECS	Contact for details

Quality Control

Every batch of 4-Amino-n-(6-Chloropyridazin-3-Yl)-2,3,5,6-Tetradeuteriobenzenesulfonamide is produced and tested under a strict quality management system. We provide comprehensive analytical data to ensure identity, purity, and isotopic enrichment meet your specific research requirements. A detailed Certificate of Analysis (COA) including results for assay, isotopic purity (D-content), and impurity profile is supplied with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (typically 15-25°C). The product is light-sensitive (store away from light). For long-term storage, consider storing under inert atmosphere to ensure stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Isotopic Purity (D-content)	≥ 98 atom % D
Water Content (KF)	≤ 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.