China Factory Direct
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| CAS number | 3125-64-2 |
| Product name | 3-METHOXYPHENYL ISOTHIOCYANATE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical GradeMaterial GradeSpecialty GradeReagent 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) |
Based on current marketvolatility and material availability.
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
| Industry | Application | Process |
|---|---|---|
| Pharmaceutical R&D | Used to synthesize biologically active molecules containing the isothiocyanate functional group, such as antimicrobial or antitumor compounds | Acts as an intermediate in nucleophilic substitution or cyclization reactions to construct heterocyclic structures |
| Agrochemicals | Serves as a precursor for synthesizing novel insecticides or fungicides | Introduces the methoxyphenyl isothiocyanate moiety via condensation with amines or alcohols |
| Analytical Chemistry | Used as a derivatization reagent for HPLC or GC-MS detection of amines, amino acids, and related compounds | Reacts with target analytes to form stable derivatives, enhancing detection sensitivity and selectivity |
| Materials Science | Participates in the synthesis of functional polymeric materials, such as stimuli-responsive polymers | Functions as a crosslinker or end-group modification reagent to incorporate photo- or thermosensitive moieties |
| Biochemistry | Used for protein or peptide labeling to investigate structure–function relationships | Reacts with the ε-amino group of lysine residues to enable fluorescent or affinity tag conjugation |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detection | Quantitative determination based on peak area comparison against a certified reference standard using a calibrated column and carrier gas. |
| Related Substances | High Performance Liquid Chromatography (HPLC) with UV detection | Separation and quantification of impurities by retention time and UV absorbance relative to the main peak. |
| Residual Solvents | Headspace Gas Chromatography (HS-GC) with FID | Volatile solvent residues are vaporized in sealed vials and quantified via GC-FID using external calibration standards. |
| Water Content | Karl Fischer Titration (Coulometric mode) | Electrochemical titration where iodine generated coulometrically reacts stoichiometrically with water in the sample. |
| Heavy Metals (as Pb) | Inductively Coupled Plasma Optical Emission Spectrometry (ICP-OES) | Multi-element detection after acid digestion; emission intensity at characteristic wavelengths correlates with metal concentration. |
| Chloride Impurity | Ion Chromatography (IC) with conductivity detection | Anion separation on an ion-exchange column followed by quantitative detection via changes in eluent conductivity. |
| Acidity (as HCl) | Acid-Base Titration with NaOH and potentiometric endpoint | Neutralization of acidic impurities using standardized sodium hydroxide solution; endpoint detected by pH electrode. |
| Color | Visual Comparison Against APHA Scale | Sample solution is compared to platinum-cobalt standard solutions under controlled lighting to assign an APHA color number. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition observed as solid-to-liquid phase change; recorded as onset and clear point using calibrated thermometer. |
| Specific Optical Rotation | Polarimetry | Measurement of rotation angle of plane-polarized light passing through a solution, proportional to chiral compound concentration and path length. |
| Residue on Ignition | Gravimetric Analysis (Sulfated Ash) | Sample ignited at 700-800 C after sulfuric acid treatment; residual inorganic mass measured by weight difference. |
| pH of Aqueous Solution | Potentiometric pH Measurement | Hydrogen ion activity determined using calibrated glass electrode immersed in saturated aqueous suspension of the compound. |
| Test Item | Specification |
|---|---|
| Appearance | Colorless liquid |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Identification (NMR) | Consistent with structure |
| Refractive Index (n20/D) | 1.575–1.585 |
| Odor | Characteristic pungent odor |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() ![]() |
| Signal Word | Danger |
| Safety Data Sheet | |
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.