METHYL 4-ISOCYANATOBENZOATE 98 Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 23138-53-6 |
| Product name | METHYL 4-ISOCYANATOBENZOATE 98 |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical GradeMaterial GradeSpecialty GradeReagent Grade |
| Packaging | 25KG/bag |
| 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 METHYL 4-ISOCYANATOBENZOATE 98
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk METHYL 4-ISOCYANATOBENZOATE 98 Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of METHYL 4-ISOCYANATOBENZOATE 98
| Industry | Application | Process |
|---|---|---|
| Chemical Synthesis | Synthesis of pharmaceutical intermediates | Used to generate isocyanate groups via reaction of methyl benzoate with phosgene |
| Pharmaceutical Industry | Synthesis of intermediates for anti-inflammatory drugs and antibiotics | Applied as a key intermediate in multistep organic synthesis reactions |
| Pesticide Industry | Synthesis of intermediates for herbicides and insecticides | Employed in the preparation of pesticide compounds containing the benzoic acid moiety |
| Polymer Materials | Crosslinking agent for polyurethane resins | Reacts with polyols to form urethane linkages |
| Analytical Chemistry | Synthesis of certified reference materials for chromatographic analysis | Used as a reference substance for development and validation of analytical methods |
Manufacturing Quality Control of METHYL 4-ISOCYANATOBENZOATE 98
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reverse-phase HPLC with UV detection at 254 nm, comparing peak area against a certified reference standard. |
| Related Substances | HPLC-UV | Separation and quantification of impurities using gradient HPLC-UV; identification based on retention time matching and relative response factors. |
| Residual Solvents | GC-FID | Headspace GC with flame ionization detection to quantify common solvents (e.g., methanol, toluene, THF) against calibrated standards. |
| Water Content | Karl Fischer Titration | Volumetric or coulometric titration using iodine-based reagent to determine trace water via stoichiometric reaction. |
| Acid Value | Acid-Base Titration | Titration with standardized NaOH solution using phenolphthalein indicator to quantify free carboxylic acid groups. |
| Isocyanate Content | Dibutylamine Back-Titration | Reaction with excess dibutylamine followed by back-titration with HCl to quantify NCO groups based on amine consumption. |
| Heavy Metals | ICP-OES | Digestion followed by multi-element quantification using inductively coupled plasma optical emission spectrometry. |
| Chloride Impurity | Ion Chromatography | Separation and quantification of chloride ions using suppressed conductivity detection after aqueous extraction. |
| Melting Point | Capillary Melting Point Apparatus | Thermal determination of solid-to-liquid transition range using calibrated capillary method per USP <741>. |
| Appearance | Visual Inspection | Assessment of physical state, color, and clarity against standard white background under controlled lighting. |
| Residue on Ignition | Gravimetric Analysis | Weighing residue after high-temperature ashing (700-800 C) to determine inorganic ash content. |
| Particle Size Distribution | Laser Diffraction | Measurement of dry powder particle size distribution using laser scattering principle and Mie theory. |
Technical Specifications of METHYL 4-ISOCYANATOBENZOATE 98
| Test Item | Specification |
|---|---|
| Appearance | White solid |
| Purity | >=98.0% (GC-MS) |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 124–128°C |
| Identification (NMR) | Conforms to reference spectrum |
| Identification (IR) | Conforms to reference spectrum |
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 METHYL 4-ISOCYANATOBENZOATE 98
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of METHYL 4-ISOCYANATOBENZOATE 98
Safety Information of METHYL 4-ISOCYANATOBENZOATE 98
| Pictograms |   |
| Signal Word | Danger |
| Safety Data Sheet | |
Packaging of METHYL 4-ISOCYANATOBENZOATE 98
Industrial METHYL 4-ISOCYANATOBENZOATE 98 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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