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Methyl Isothiocyanate CAS NO 556-61-6
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CAS No.:556-61-6
Grade:Pharmacy Grade
Content:99.0%
Brand:Customizable
Packaging:Customizable
Description
Methyl Isothiocyanate is a highly reactive, low molecular weight organosulfur compound with significant industrial utility. Its primary value lies in its potent biocidal and chemical intermediate properties, making it a critical component in several high-value manufacturing processes. This versatile chemical is essential for industries focused on agricultural chemistry, pharmaceutical synthesis, and advanced material production.
Application
- Agricultural Fumigant: A key active ingredient in soil fumigants and nematicides for pre-plant treatment to control soil-borne pathogens, nematodes, and weeds.
- Pharmaceutical Intermediate: Serves as a crucial building block in the synthesis of various heterocyclic compounds, including potential drug candidates with thiourea or thiazole moieties.
- Chemical Synthesis Reagent: Used in organic synthesis for the introduction of the isothiocyanate (-N=C=S) functional group, enabling the production of thiocarbamates and other derivatives.
- Polymer Modification: Acts as a cross-linking agent or a reactive monomer in the production of specialty polymers and resins.
- Research & Development: Employed in biochemical and pharmacological research as a tool compound due to its biological activity.
Basic Information
| Product Name | Methyl Isothiocyanate |
| CAS No. | 556-61-6 |
| Molecular Formula | C2H3NS |
| Molecular Weight | 73.12 g/mol |
| Synonyms | Methyl mustard oil; Isothiocyanatomethane; Methyl thiocarbonimide; MIC; MITC; Methyl isorhodanate; Methyl isosulfocyanate; NSC 9377 |
| EINECS | 209-132-5 |
Quality Control
Our Methyl Isothiocyanate is manufactured under stringent quality management systems to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, identity, and impurity profiles. Our quality commitment aligns with industrial and fine chemical standards, and we can support customer-specific analytical requirements.
Storage
Preserve in a tightly closed container, protected from light. Due to its highly volatile nature, store in a cool, well-ventilated area away from heat sources and open flames. Recommended storage temperature is 2-8°C to minimize volatility and maintain stability. Keep away from incompatible materials such as strong bases, amines, and oxidizing agents.
Specification
| Item | Specification |
|---|---|
| Appearance | Colorless to pale yellow liquid |
| Identification (IR) | Conforms |
| Assay (GC) | ≥ 98.0% |
| Water Content (KF) | ≤ 0.5% |
| Related Substances (GC) | Individual impurity ≤ 1.0% |
| Density (at 20°C) | 1.06 - 1.08 g/mL |
Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.
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Why choose US
Trusted Manufacturer
With our own production facilities, we ensure consistent quality, reliable supply, and full traceability.
Rigorous Quality Assurance
Each batch undergoes strict QC, accompanied by COA, MSDS, and full compliance with international standards.
Advanced R&D Expertise
Our in-house lab drives process innovation, new product development, and tailored synthesis solutions.





