Description

Octadecyl Isothiocyanate is a long-chain organic compound belonging to the isothiocyanate family, characterized by its reactive N=C=S functional group. This chemical serves as a versatile intermediate and surface-modifying agent, valued for its ability to introduce hydrophobic and reactive properties to various substrates. It is primarily utilized by manufacturers and researchers in the specialty chemicals, materials science, and agrochemical sectors for synthesis and formulation.

Application

• Surface Modification Agent: Used to hydrophobically functionalize surfaces of metals, polymers, and silica for improved corrosion resistance, adhesion, or water repellency.
• Chemical Intermediate: Serves as a key building block in the synthesis of more complex organic molecules, including surfactants, liquid crystals, and specialty polymers.
• Agrochemical Synthesis: Employed in the research and production of novel pesticides, herbicides, and plant growth regulators.
• Lubricant Additive: Acts as an extreme pressure (EP) and anti-wear additive in the formulation of advanced lubricants and greases.
• Research & Development: Utilized in academic and industrial R&D for studying reaction mechanisms, material properties, and biological activity.
• Coupling Agent: Functions as a linker molecule to graft organic functionalities onto inorganic materials in composite manufacturing.

Basic Information

Product Name	Octadecyl Isothiocyanate
CAS No.	2877-26-1
Molecular Formula	C₁₉H₃₇NS
Molecular Weight	311.57 g/mol
Synonyms	Stearyl Isothiocyanate; 1-Isothiocyanatooctadecane; n-Octadecyl Isothiocyanate; Octadecyl Mustard Oil; Stearyl Mustard Oil; C18 Isothiocyanate; NSC 3341; Octadecanoyl isothiocyanate
EINECS	220-723-9

Quality Control

Our Octadecyl Isothiocyanate is produced under stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including chromatographic purity analysis and identity confirmation, to ensure it meets exacting standards for research and industrial use. A detailed Certificate of Analysis (COA) is provided with every shipment to guarantee traceability, consistency, and compliance with your specifications.

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 bases, strong oxidizing agents, and sources of heat. Due to its reactive nature, ensure containers are properly sealed to prevent moisture ingress and degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or low-melting solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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