3-METHOXYPHENYL ISOCYANATE Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 18908-07-1 |
| Product name | 3-METHOXYPHENYL ISOCYANATE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeIndustrial Grade |
| Packaging | 25L/drum |
| 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-METHOXYPHENYL ISOCYANATE
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 3-METHOXYPHENYL ISOCYANATE Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 3-METHOXYPHENYL ISOCYANATE
| Industry | Application | Process |
|---|---|---|
| Pharmaceutical Intermediates | Synthesis of anticancer drug intermediates | Used as a key intermediate in multistep organic synthesis to construct nitrogen-containing heterocyclic structures |
| Agrochemicals | Raw material for insecticide and fungicide synthesis | Reacted with amines via the isocyanate group to produce urea derivatives |
| Polymers | Polyurethane modification additive | Incorporated into polymerization to introduce methoxyphenyl groups, enhancing thermal stability and polarity |
| Fine Chemicals | Organic synthesis reagent | Applied in laboratory-scale synthesis of functional molecules, such as fluorescent probes or functionalized ligands |
Manufacturing Quality Control of 3-METHOXYPHENYL ISOCYANATE
| 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 non-polar capillary column. |
| Water Content | Karl Fischer Titration (Coulometric) | Electrochemical titration where iodine generated in situ reacts stoichiometrically with water; endpoint detected amperometrically. |
| Acid Number | Acid-Base Titration (NaOH in methanol) | Neutralization of acidic impurities (e.g., residual carboxylic acids) with standardized sodium hydroxide solution using phenolphthalein indicator. |
| Residue on Ignition | Gravimetric Analysis | Measurement of non-volatile inorganic residue after controlled high-temperature ashing at 500-600 C and subsequent weighing. |
| Chloride Content | Ion Chromatography (IC) | Separation and quantification of chloride ions on an anion-exchange column with conductivity detection. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantification of total heavy metals after wet digestion, using flame or graphite furnace AAS with lead-specific hollow cathode lamp. |
| Color (APHA) | Visual Comparison or Spectrophotometry (430 nm) | Comparison of sample solution color intensity to APHA platinum-cobalt standard solutions or measurement of absorbance at 430 nm. |
| Density | Digital Density Meter (Oscillating U-tube) | Determination of mass per unit volume via precise measurement of oscillation period of a U-shaped glass tube filled with sample. |
| Refractive Index | Refractometry (20 C) | Measurement of light bending angle at air-sample interface using calibrated Abbe refractometer or digital equivalent. |
| Residual Solvents (e.g., toluene, THF) | Gas Chromatography (GC) with FID or MS detection | Separation and quantification of volatile organic solvents using headspace GC and internal standard calibration. |
| Isocyanate Content | Potentiometric Titration with dibutylamine | Reaction of isocyanate groups with excess dibutylamine followed by back-titration of unreacted amine with HCl; endpoint detected potentiometrically. |
| Related Substances | High Performance Liquid Chromatography (HPLC) with UV detection | Separation and quantification of structurally related impurities using reversed-phase C18 column and UV detection at 220-254 nm. |
Technical Specifications of 3-METHOXYPHENYL ISOCYANATE
| Test Item | Specification |
|---|---|
| Appearance | Colorless to almost colorless clear 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) | 1.555–1.565 |
| 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-METHOXYPHENYL ISOCYANATE
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 3-METHOXYPHENYL ISOCYANATE
Packaging of 3-METHOXYPHENYL ISOCYANATE
Industrial 3-METHOXYPHENYL ISOCYANATE 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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