Description

S-Ethyl n-Phenylisothiourea is a versatile thiourea derivative with significant utility as a key synthetic intermediate in organic chemistry. Its primary value lies in its role as a building block for the synthesis of heterocyclic compounds, particularly in the development of pharmaceuticals and agrochemicals. This compound is essential for research and development chemists, process engineers, and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to create novel molecules with targeted biological activity.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of various heterocyclic drug candidates, including potential kinase inhibitors and antimicrobial agents.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and plant growth regulators, leveraging its thiourea moiety.
• Chemical Research & Development: Serves as a versatile reagent for constructing complex sulfur- and nitrogen-containing molecular frameworks in academic and industrial R&D labs.
• Dye and Pigment Manufacturing: Acts as an intermediate in the synthesis of certain sulfur-based dyes and organic pigments.
• Polymer Additives: Can be utilized in the development of specialty polymers and as a component in vulcanization accelerators for rubber.
• Ligand for Metal Complexation: Its structure allows it to act as a ligand in coordination chemistry for catalytic applications.

Basic Information

Product Name	S-Ethyl n-Phenylisothiourea
CAS No.	19801-34-4
Molecular Formula	C9H12N2S
Molecular Weight	180.27 g/mol
Synonyms	S-Ethyl phenylisothiourea; 1-Phenyl-2-ethylisothiourea; N-Phenyl-S-ethylisothiourea; Ethyl phenylthiocarbamate; Phenyl(ethyl)thiourea; Isothiourea, S-ethyl-N-phenyl-; (Ethylsulfanyl)(phenyl)methanimidic acid; NSC 403697
EINECS	243-322-4

Quality Control

Our S-Ethyl n-Phenylisothiourea is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) detailing specifications such as assay (by HPLC), melting point, and impurity profiles. Our quality commitment ensures the material meets the high standards required for research and industrial synthesis.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be opaque or stored in dark conditions.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	92 - 96 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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