Description

1-(2,4-Dichloro-Benzyl)-4-Isothiocyanato-3,5-Dimethyl-1H-Pyrazole is a specialized heterocyclic organic compound featuring a pyrazole core functionalized with an isothiocyanate group. This molecular architecture makes it a valuable high-purity chemical intermediate for advanced synthesis in pharmaceutical and agrochemical research. It is primarily sought by R&D chemists and process development scientists working on novel active ingredients. The compound's reactivity allows for the efficient introduction of the thiourea moiety into target molecules.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of potential drug candidates, particularly for incorporating thiourea pharmacophores.
• Agrochemical Research: Used in developing novel fungicides, herbicides, or insecticides where the pyrazole-isothiocyanate structure confers specific biological activity.
• Chemical Biology & Proteomics: Serves as a reactive handle for bioconjugation, labeling proteins, or creating activity-based probes due to the electrophilic isothiocyanate group.
• Material Science Precursor: Potential intermediate in the synthesis of specialized polymers or ligands for metal-organic frameworks (MOFs).
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for client-specific multistep synthesis projects.

Basic Information

Product Name	1-(2,4-Dichloro-Benzyl)-4-Isothiocyanato-3,5-Dimethyl-1H-Pyrazole
CAS No.	1004193-43-4
Molecular Formula	C13H11Cl2N3S
Molecular Weight	312.22 g/mol
Synonyms	4-Isothiocyanato-1-(2,4-dichlorobenzyl)-3,5-dimethyl-1H-pyrazole; 1-(2,4-Dichlorobenzyl)-3,5-dimethyl-1H-pyrazole-4-isothiocyanate; 1H-Pyrazole-4-isothiocyanate, 1-[(2,4-dichlorophenyl)methyl]-3,5-dimethyl-; 3,5-Dimethyl-1-(2,4-dichlorobenzyl)-1H-pyrazole-4-isothiocyanate
EINECS	Contact for details

Quality Control

Every batch of 1-(2,4-Dichloro-Benzyl)-4-Isothiocyanato-3,5-Dimethyl-1H-Pyrazole is produced and analyzed under strict quality management protocols to ensure reproducible high purity and identity for research applications. Our products undergo rigorous quality testing to ensure compliance with industry standards. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request.

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). Keep the container tightly sealed under an inert atmosphere if possible to maximize shelf-life stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
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.