Description

(E)-n-(4-(Dimethylamino)Benzylidene)-3-(5-Methylthiophen-2-Yl)-1H-Pyrazole-5-Carbohydrazide is a high-purity, advanced pharmaceutical intermediate and research chemical. This compound is valued for its role as a key synthetic building block in the development of novel active pharmaceutical ingredients (APIs) and functional materials. It is primarily utilized by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for its specific molecular architecture.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of novel drug candidates, particularly in therapeutic areas requiring complex heterocyclic scaffolds.
• Agrochemical Research: Used in the development of new pesticides and herbicides, leveraging its pyrazole-thiophene core structure for bioactivity.
• Organic Light-Emitting Diodes (OLEDs): Serves as a potential electron-transport or emissive layer material due to its conjugated system and donor-acceptor properties.
• Coordination Chemistry & Ligand Synthesis: Acts as a chelating ligand for metal ions in catalysis and material science applications.
• Biochemical Probe Development: Utilized in academic and industrial research to create molecular probes for studying biological pathways.
• Dye & Pigment Intermediate: Employed in the synthesis of specialized dyes and pigments where its chromophoric system imparts specific color properties.

Basic Information

Product Name	(E)-n-(4-(Dimethylamino)Benzylidene)-3-(5-Methylthiophen-2-Yl)-1H-Pyrazole-5-Carbohydrazide
CAS No.	1285535-76-3
Molecular Formula	C18H19N5OS
Molecular Weight	353.44 g/mol
Synonyms	(E)-N'-(4-(Dimethylamino)benzylidene)-3-(5-methylthiophen-2-yl)-1H-pyrazole-5-carbohydrazide; (E)-N-((4-(Dimethylamino)phenyl)methylene)-3-(5-methyl-2-thienyl)-1H-pyrazole-5-carbohydrazide; 3-(5-Methyl-2-thienyl)-1H-pyrazole-5-carboxylic acid, 2-[(4-(dimethylamino)phenyl)methylene]hydrazide, (E)-; (E)-N'-(4-(Dimethylamino)benzylidene)-3-(5-methyl-2-thienyl)-1H-pyrazole-5-carbohydrazide; Carbohydrazide, (E)-N-(4-(dimethylamino)benzylidene)-3-(5-methyl-2-thienyl)-1H-pyrazole-5-; 1285535-76-3; DBMPC Hydrazone
EINECS	Contact for details

Quality Control

Our (E)-n-(4-(Dimethylamino)Benzylidene)-3-(5-Methylthiophen-2-Yl)-1H-Pyrazole-5-Carbohydrazide is manufactured under strict quality management systems. Every batch undergoes rigorous 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 client requirements for research or cGMP-grade material.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and light-sensitive; therefore, containers must be kept tightly sealed and away from direct light sources to maintain stability and purity.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm
Single Unknown Impurity (HPLC)	≤ 1.0%

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