Description

4-Isothiocyanato-1,5-Dimethyl-2-Phenyl-1,2-Dihydro-Pyrazol-3-One is a specialized heterocyclic organic compound featuring a reactive isothiocyanate functional group. This compound is valued as a versatile chemical building block for the synthesis of more complex molecules, particularly in pharmaceutical and agrochemical research. It is primarily sought by R&D chemists and process development scientists working in medicinal chemistry, where it serves as a key intermediate for creating novel active ingredients.

Application

• Pharmaceutical Intermediate: Serves as a critical precursor in the synthesis of novel drug candidates, particularly those targeting specific enzyme pathways.
• Agrochemical Research: Used in the development of new pesticides and herbicides, leveraging its reactive site for structural modification.
• Chemical Biology Probe Synthesis: The isothiocyanate group allows for covalent conjugation to biomolecules, useful in creating probes for target identification and validation.
• Material Science Research: Acts as a monomer or cross-linking agent in the development of specialized polymers with unique properties.
• Organic Synthesis Building Block: Employed in academic and industrial laboratories for constructing complex heterocyclic frameworks.

Basic Information

Product Name	4-Isothiocyanato-1,5-Dimethyl-2-Phenyl-1,2-Dihydro-Pyrazol-3-One
CAS No.	91397-03-4
Molecular Formula	C12H11N3OS
Molecular Weight	245.30 g/mol
Synonyms	4-Isothiocyanato-1,5-dimethyl-2-phenyl-1,2-dihydro-3H-pyrazol-3-one; 1,5-Dimethyl-2-phenyl-4-isothiocyanato-1,2-dihydro-3H-pyrazol-3-one; 4-Isothiocyanato antipyrine; Antipyrine-4-isothiocyanate; 1,2-Dihydro-1,5-dimethyl-2-phenyl-4-isothiocyanato-3H-pyrazol-3-one; 91397-03-4; 4-Isothiocyanato-1,5-dimethyl-2-phenylpyrazol-3-one
EINECS	Contact for details

Quality Control

Our 4-Isothiocyanato-1,5-Dimethyl-2-Phenyl-1,2-Dihydro-Pyrazol-3-One is manufactured under strict quality protocols to ensure batch-to-batch consistency and high purity suitable for research applications. Each lot is supported by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles. We adhere to relevant quality management standards to guarantee the reliability and traceability of our products for our global B2B clients.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); ensure the container is sealed after each use to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%

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