Description

1-[(2-Chloroethyl)Carbamoyl]-1H-Pyrazole is a specialized pyrazole derivative featuring a chloroethyl carbamoyl functional group, serving as a versatile and high-value synthetic intermediate. This compound is critical for researchers and manufacturers requiring precise molecular scaffolds for advanced chemical synthesis. It is primarily utilized in the development of novel active pharmaceutical ingredients (APIs), agrochemicals, and functional materials, where its unique structure enables the introduction of key pharmacophores or reactive handles.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly in oncology and CNS research.
• Agrochemical Research: Used in the development of next-generation herbicides, fungicides, and plant growth regulators.
• Chemical Biology & Proteomics: Serves as a precursor for activity-based probes (ABPs) or affinity tags to study enzyme function.
• Material Science: Intermediate for synthesizing specialized polymers, ligands for catalysis, or organic electronic materials.
• Custom Synthesis & Contract Manufacturing: Supplied to CROs and CDMOs for client-specific research and scale-up projects.

Basic Information

Product Name	1-[(2-Chloroethyl)Carbamoyl]-1H-Pyrazole
CAS No.	1209343-75-8
Molecular Formula	C6H9ClN4O
Molecular Weight	188.61 g/mol
Synonyms	1H-Pyrazole-1-carboxamide, N-(2-chloroethyl)-; N-(2-Chloroethyl)-1H-pyrazole-1-carboxamide; 1-Pyrazolecarboxamide, N-(2-chloroethyl)-; 1-Carbamoyl-1H-pyrazole, 2-chloroethyl derivative
EINECS	Contact for details

Quality Control

Every batch of 1-[(2-Chloroethyl)Carbamoyl]-1H-Pyrazole is manufactured and tested under a strict quality management system. We provide comprehensive analytical data to ensure the identity, purity, and consistency required for critical research and development applications. A Certificate of Analysis (COA) detailing specifications such as assay (HPLC), related substances, and residual solvents is supplied with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Loss on Drying	≤ 0.5%
Residual Solvents (GC)	Complies with ICH guidelines

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