Description

(E)-n-(2,4-Dichlorobenzylidene)-3-(Naphthalen-2-Yl)-1H-Pyrazole-5-Carbohydrazide CAS NO 1284268-99-0 is a high-purity, advanced pharmaceutical intermediate belonging to the pyrazole-carbohydrazide class of heterocyclic compounds. This compound is valued for its role as a critical building block in the synthesis of novel active pharmaceutical ingredients (APIs) and agrochemicals. It is primarily sought by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and fine chemical sectors for developing new therapeutic and crop protection agents.

Application

• Pharmaceutical Intermediate: A key precursor in the research and synthesis of novel drug candidates, particularly those targeting specific enzymatic pathways.
• Agrochemical Research: Serves as a core structure for developing new-generation herbicides, fungicides, and insecticides with enhanced efficacy.
• Chemical Biology Probe: Used in academic and industrial research to study protein-ligand interactions and biological mechanisms.
• Fine Chemical Synthesis: Employed in multi-step organic synthesis to construct complex molecules for material science and specialty chemistry applications.
• Contract Research & Development (CRO/CMO): Supplied to organizations engaged in custom synthesis and process development for client projects.

Basic Information

Product Name	(E)-n-(2,4-Dichlorobenzylidene)-3-(Naphthalen-2-Yl)-1H-Pyrazole-5-Carbohydrazide
CAS No.	1284268-99-0
Molecular Formula	C21H14Cl2N4O
Molecular Weight	409.27 g/mol
Synonyms	(E)-N-[(2,4-Dichlorophenyl)methylidene]-3-(naphthalen-2-yl)-1H-pyrazole-5-carbohydrazide; (E)-N-(2,4-Dichlorobenzylidene)-3-(2-naphthyl)-1H-pyrazole-5-carbohydrazide; 3-(Naphthalen-2-yl)-1H-pyrazole-5-carboxylic acid (2,4-dichlorobenzylidene)hydrazide; 1284268-99-0; Pyrazole-5-carbohydrazide, N-(2,4-dichlorobenzylidene)-3-(2-naphthyl)-, (E)-
EINECS	Contact for details

Quality Control

Our (E)-n-(2,4-Dichlorobenzylidene)-3-(Naphthalen-2-Yl)-1H-Pyrazole-5-Carbohydrazide is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods (NMR, IR, MS), to ensure it meets the high standards required for research and development. Certificates of Analysis (COA) detailing batch-specific results are provided and available upon request.

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 incompatible materials. The container should be kept tightly sealed to protect from moisture.

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 97.0%
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.