Description

4-(Propylthio)-1,2-Phenylenediamine is a specialized aromatic amine derivative featuring a propylthio substituent, which imparts unique chemical reactivity and functionality. This compound serves as a critical intermediate in the synthesis of advanced heterocyclic compounds and functional polymers, where its diamine structure is essential for building molecular complexity. It is primarily required by research and development laboratories, fine chemical manufacturers, and the pharmaceutical industry for applications in material science and active pharmaceutical ingredient (API) development.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of complex heterocyclic APIs, particularly those requiring a functionalized phenylenediamine core.
• Polymer Chemistry: Used as a monomer or cross-linking agent in the production of specialty polyimides, polyamides, and other high-performance polymers.
• Dye and Pigment Synthesis: Serves as a precursor in the manufacture of advanced organic dyes and pigments, leveraging its amine groups for chromophore development.
• Agrochemical Research: Intermediate in the development of novel herbicides, fungicides, and plant growth regulators.
• Corrosion Inhibitor Formulation: Component in specialty chemical formulations designed to protect metals in harsh industrial environments.
• Research & Development: Valuable reagent in academic and industrial R&D for exploring new organic reactions and catalytic processes.

Basic Information

Product Name	4-(Propylthio)-1,2-Phenylenediamine
CAS No.	66608-52-4
Molecular Formula	C9H14N2S
Molecular Weight	182.29 g/mol
Synonyms	1,2-Diamino-4-(propylthio)benzene; 4-(Propylthio)-1,2-benzenediamine; 4-(n-Propylthio)-o-phenylenediamine; o-Phenylenediamine, 4-(propylthio)-; 4-Propylsulfanylbenzene-1,2-diamine; 4-(Propylmercapto)-1,2-phenylenediamine; 66608-52-4
EINECS	Contact for details

Quality Control

Our 4-(Propylthio)-1,2-Phenylenediamine is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets precise customer specifications. A Certificate of Analysis (COA) detailing all test results is provided with every shipment, ensuring full traceability and compliance with your quality protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its sensitivity to oxidation, it is recommended to store under an inert atmosphere (e.g., nitrogen or argon) for long-term preservation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Light yellow to brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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