Description

3-Chloro-5-[[(Ethoxycarbonyl)Amino]Sulfonyl]-1-Methyl-1H-Pyrazole-4-Carboxylic Acid, Ethyl Ester is a high-purity, functionalized pyrazole derivative serving as a critical advanced intermediate in modern synthetic chemistry. Its value lies in its multifunctional molecular architecture, which provides versatile reactivity for constructing complex heterocyclic systems. This compound is essential for research and development chemists in the pharmaceutical and agrochemical industries, where it is used to synthesize novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, particularly those targeting specific enzyme pathways.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and insecticides with specific modes of action.
• Chemical Research & Development: A versatile scaffold for exploring new chemical entities and developing novel synthetic methodologies in academic and industrial labs.
• Fine Chemical Production: Employed in the manufacture of specialized dyes, pigments, and other performance chemicals requiring a pyrazole core.
• Material Science: Potential intermediate for creating functional polymers or organic electronic materials with tailored properties.

Basic Information

Product Name	3-Chloro-5-[[(Ethoxycarbonyl)Amino]Sulfonyl]-1-Methyl-1H-Pyrazole-4-Carboxylic Acid, Ethyl Ester
CAS No.	156186-57-1
Molecular Formula	C11H15ClN4O6S
Molecular Weight	366.78 g/mol
Synonyms	Ethyl 3-Chloro-5-[[(ethoxycarbonyl)amino]sulfonyl]-1-methyl-1H-pyrazole-4-carboxylate; 1-Methyl-3-chloro-5-[(ethoxycarbonyl)aminosulfonyl]-1H-pyrazole-4-carboxylic Acid Ethyl Ester; 3-Chloro-5-[(ethoxycarbonylamino)sulfonyl]-1-methyl-1H-pyrazole-4-carboxylic Acid Ethyl Ester; 156186-57-1; 1H-Pyrazole-4-carboxylic acid, 3-chloro-5-[[(ethoxycarbonyl)amino]sulfonyl]-1-methyl-, ethyl ester; Ethyl 3-chloro-1-methyl-5-sulfamoylpyrazole-4-carboxylate N-ethoxycarbonyl derivative
EINECS	Contact for details

Quality Control

Our production of 3-Chloro-5-[[(Ethoxycarbonyl)Amino]Sulfonyl]-1-Methyl-1H-Pyrazole-4-Carboxylic Acid, Ethyl Ester adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided and can be tailored to meet specific customer or regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. The compound may be moisture-sensitive; keep the container tightly sealed when not in use.

Specification

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