Description

4-Methylphenylthiourea (CAS NO 622-52-6) is a versatile thiourea derivative characterized by its aromatic methyl-substituted phenyl group. This compound serves as a critical synthetic intermediate and functional additive in advanced chemical manufacturing. It is primarily utilized by research institutions and industrial producers in the pharmaceutical, agrochemical, and specialty polymer sectors for developing novel compounds and enhancing material properties.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of heterocyclic compounds and potential active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and plant growth regulators.
• Polymer Additive: Acts as a chain transfer agent or cross-linking promoter in specialty polymer formulations.
• Chemical Research: Valuable reagent in organic synthesis for constructing thiourea-based ligands and catalysts.
• Dye and Pigment Manufacturing: Intermediate in the production of certain sulfur-containing dyes and colorants.
• Corrosion Inhibitor Precursor: Used in the formulation of additives for metal surface treatment and protection.

Basic Information

Product Name	4-Methylphenylthiourea
CAS No.	622-52-6
Molecular Formula	C8H10N2S
Molecular Weight	166.24 g/mol
Synonyms	1-(4-Methylphenyl)-2-thiourea; p-Tolylthiourea; 4-Tolylthiourea; N-(4-Methylphenyl)thiourea; Thiourea, N-(4-methylphenyl)-; USAF EK-4968; 4-Methylphenyl-thioharnstoff; NSC 9245
EINECS	210-741-2

Quality Control

Our 4-Methylphenylthiourea is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via FT-IR and NMR, to ensure it meets precise customer specifications and industry standards. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting all critical quality parameters.

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). Keep away from strong oxidizers and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	158 - 162 °C
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.