3-(Methylthio)propyl isothiocyanate Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 505-79-3 |
| Product name | 3-(Methylthio)propyl isothiocyanate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Reagent GradeIndustrial GradeSpecialty Grade |
| Packaging | 25L/drum200L/drum1000L/IBC |
| Sample | Test Samples Available (Click to Request Samples) |
| COA | View COA |
| Price | Get Quote |
| Supply Type | Bulk / Contract manufacturing / OEM |
| Shipping | FCL / LCL available |
| Payment Terms | Support FOB \ CIF \ EXW quotations, and accept Letter of Credit (L/C). |
| Manufacturer | Greenrock Chemical(China Factory) |
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Documents We Provide for 3-(Methylthio)propyl isothiocyanate
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 3-(Methylthio)propyl isothiocyanate Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 3-(Methylthio)propyl isothiocyanate
| Industry | Application | Process |
|---|---|---|
| Agriculture | Insecticides, nematicides | Applied to soil or foliage as a naturally derived bioactive compound for controlling nematodes and soil-dwelling insects |
| Chemical Synthesis | Organic synthesis intermediate | Used in the synthesis of sulfur-containing heterocycles and isothiocyanate derivatives, with the isothiocyanate group introduced via nucleophilic substitution or cyclization reactions |
| Research | Reagent for bioactivity studies | Employed in studies of apoptosis, antitumor activity, and antimicrobial mechanisms; serves as a model compound in in vitro bioactivity screening |
Manufacturing Quality Control of 3-(Methylthio)propyl isothiocyanate
| Test Item | Common Testing Methods | Method Overview |
|---|---|---|
| Purity and Content Determination | High-Performance Liquid Chromatography (HPLC) | Utilizes a C18 reversed-phase column with acetonitrile-water (or containing trace formic/acetic acid) as the mobile phase, detected by UV detector at 210–230 nm. Quantification is performed using external standard or internal standard methods. This technique offers high separation efficiency, excellent reproducibility, and high sensitivity, making it suitable for purity analysis and content determination. |
| Purity and Content Determination | Gas Chromatography (GC) | Applicable to volatile MTPI samples; employs capillary columns (e.g., DB-5 or HP-INNOWAX) with FID detection. Requires attention to sample thermal stability; low-temperature injection or derivatization may be necessary. Suitable for rapid analysis and detection of volatile impurities. |
| Impurity Analysis | Gas Chromatography-Mass Spectrometry (GC-MS) | Combines GC separation with MS identification, enabling qualitative and quantitative analysis of residual solvents, degradation products (such as thiols, disulfides, isocyanates), and providing structural information. Ideal for trace impurity identification and process-related impurity control. |
| Impurity Analysis | Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS) | Used for non-volatile or thermally unstable impurities (e.g., oxidation products or polymers). Employs electrospray ionization (ESI) in positive/negative mode, offering high selectivity and sensitivity, suitable for precise identification of trace impurities in complex matrices. |
| Water Content | Karl Fischer Titration | Based on the reaction between iodine and sulfur dioxide in pyridine and methanol, this method accurately determines trace moisture levels. It is the pharmacopeial official method for water content determination and particularly suitable for moisture-sensitive isothiocyanate compounds. |
| Residual Solvents | Gas Chromatography (GC-FID/MS) | Follows ICH Q3C guidelines; uses headspace or direct injection GC to analyze residual organic solvents (e.g., methanol, acetonitrile, dichloromethane), ensuring compliance with pharmaceutical or food-grade standards. |
| Melting Point / Physical Properties | Melting Point Analyzer | Determines the melting point range (literature value approximately -10 to 5°C; typically liquid, so freezing point is often measured). Used for preliminary identification and batch-to-batch consistency assessment. |
| Functional Group Confirmation | Fourier Transform Infrared Spectroscopy (FT-IR) | Confirms molecular structure through characteristic absorption peaks—specifically, the isothiocyanate group (-N=C=S) exhibits a strong absorption band at 2100–2150 cm⁻¹. Used for raw material authentication and batch consistency verification. |
| Volatility and Stability | Accelerated Stability Study + HPLC/GC Monitoring | Samples are stored under accelerated conditions (40°C, 75% RH), with periodic sampling to monitor changes in content and formation of degradation products. Evaluates storage stability and guides packaging design and shelf-life determination. |
| Heavy Metals and Inorganic Impurities | Atomic Absorption Spectroscopy (AAS) or Inductively Coupled Plasma Mass Spectrometry (ICP-MS) | Detects heavy metal residues such as lead, cadmium, mercury, and arsenic. Meets requirements set forth in pharmacopeial standards (e.g., USP <232>/<233>) or food safety regulations, essential for quality control of food- or pharmaceutical-grade raw materials. |
Technical Specifications of 3-(Methylthio)propyl isothiocyanate
| Test Item | Specification |
|---|---|
| Appearance | Colorless liquid |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.525–1.535 |
| Relative Density (20°C/25°C) | 1.075–1.085 g/cm³ |
| Odor | Characteristic pungent odor |
Specifications vary by industry. Reach out to our technical experts for a COA tailored specifically to your application. Email:selse@GRchemical.com
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Download COA of 3-(Methylthio)propyl isothiocyanate
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 3-(Methylthio)propyl isothiocyanate
Safety Information of 3-(Methylthio)propyl isothiocyanate
| Pictograms |   |
| Signal Word | Danger |
| Safety Data Sheet | |
Packaging of 3-(Methylthio)propyl isothiocyanate
Industrial 3-(Methylthio)propyl isothiocyanate Procurement FAQ
1. How do you ensure product quality consistency?
We rely on a mature China-based manufacturing system and implement strict batch control and quality inspection for every shipment. Our production process complies with ISO 9001 standards, and a COA is provided for each batch to ensure consistent and reliable quality.
2. Do you offer competitive pricing for bulk orders?
Yes, as a China-based manufacturer and bulk supplier, we provide tiered pricing based on order volume. We support FOB and CIF quotations, as well as L/C payment terms for large transactions to meet international trade requirements.
3. Can you support large-volume or long-term supply?
We have stable production capacity and a well-established supply chain, enabling continuous bulk supply. We support ton-level and container-level orders, as well as long-term cooperation projects.
4. What is your typical lead time?
For in-stock products, shipment can be arranged within 1–3 days. For bulk packaging or customized orders, lead time depends on the specific quantity and production schedule.
5. What documents do you provide?
We can provide complete documentation upon request, including COA, SDS, TDS, and other compliance certificates, meeting industrial procurement and export requirements.
6. Can you customize product specifications or packaging?
Yes, we support customization of parameters such as purity, impurities, residual solvents, and heavy metals. We also offer various bulk packaging options, including 25kg bags, drums, and IBC tanks, suitable for industrial applications and transportation.
7. What shipping options do you support?
We support both FCL (Full Container Load) and LCL (Less than Container Load) shipments, and can flexibly arrange logistics solutions based on order size to meet bulk chemical export needs.
8. Do you provide technical or application support?
Yes, we provide basic application guidance and technical support based on industry experience to help customers optimize product usage.
9. How do you handle compliance and export regulations?
We are familiar with international trade and export regulations, ensuring all products comply with relevant requirements. We also provide complete documentation to support smooth customs clearance and global delivery.
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