METHYL 2-HYDROXY-4-NITROBENZOATE Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 13684-28-1 |
| Product name | METHYL 2-HYDROXY-4-NITROBENZOATE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical 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 2-HYDROXY-4-NITROBENZOATE
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk METHYL 2-HYDROXY-4-NITROBENZOATE Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of METHYL 2-HYDROXY-4-NITROBENZOATE
| Industry | Application | Process |
|---|---|---|
| Dye Intermediates | Critical intermediate for synthesizing azo dyes and reactive dyes, used to produce yellow, orange, and brown dyes | Produced via esterification of 2-hydroxy-4-nitrobenzoic acid with methanol under acidic conditions (e.g., H₂SO₄ catalysis); subsequently employed in diazotization–coupling reactions to construct the azo linkage |
| Pharmaceutical Intermediates | Used in synthesizing antimicrobial agents, anti-inflammatory drugs, and derivatives of certain nonsteroidal anti-inflammatory drugs (NSAIDs) | Serves as an aromatic ring substituent carrier; incorporated into target molecular frameworks through multi-step transformations including reduction, acylation, and cyclization |
| Pesticide Intermediates | Predecessor for nitrophenol ester structural units in insecticidal and herbicidal molecules | Undergoes selective nitro group reduction to amino, followed by diazotization and conversion to functional groups such as azido, halo, or sulphonamide to build bioactive pesticide molecules |
Manufacturing Quality Control of METHYL 2-HYDROXY-4-NITROBENZOATE
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantification by peak area comparison against a certified reference standard using reversed-phase chromatography and UV detection at 254 nm. |
| Related Substances | HPLC-UV | Separation and quantification of impurities (e.g., unreacted salicylic acid, nitration by-products) relative to main peak using gradient elution. |
| Residual Solvents | GC-FID | Identification and quantification of volatile organic solvents (e.g., methanol, ethyl acetate) by flame ionization detection after headspace sampling. |
| Moisture Content | Karl Fischer Titration | Electrochemical titration with iodine reagent to determine water content based on stoichiometric reaction with iodine and sulfur dioxide. |
| Heavy Metals | ICP-OES | Multi-element quantification of Pb, Cd, Hg, As, and Cr after acid digestion by measuring atomic emission intensities at characteristic wavelengths. |
| Chloride Content | Ion Chromatography | Separation and conductivity-based quantification of chloride ions in aqueous extract using anion-exchange column and suppressed conductivity detection. |
| Sulfated Ash | Gravimetric Analysis | Determination of inorganic residue after controlled combustion at 700-750 C, followed by weighing of the cooled residue. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition measurement by observing the temperature range over which solid-to-liquid phase change occurs under controlled heating. |
| Appearance | Visual Inspection | Assessment of physical state, color, and presence of foreign particles or discoloration against established reference standards under controlled lighting. |
| Acid Value | Acid-Base Titration | Neutralization of acidic functional groups (e.g., residual carboxylic acid) with standardized KOH solution using phenolphthalein indicator. |
| Iron Content | AAS | Quantification of iron after sample digestion by measuring absorbance of ground-state Fe atoms at 248.3 nm in an air-acetylene flame. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity as a function of angle to calculate volume-based particle size distribution in a dispersed slurry. |
Technical Specifications of METHYL 2-HYDROXY-4-NITROBENZOATE
| Test Item | Specification |
|---|---|
| Appearance | White to off-white crystalline powder |
| Purity | >=98.5% |
| Melting Point | 124–128°C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Residue on Ignition | <=0.1% |
| Heavy Metals | <=10 ppm |
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 2-HYDROXY-4-NITROBENZOATE
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of METHYL 2-HYDROXY-4-NITROBENZOATE
Safety Information of METHYL 2-HYDROXY-4-NITROBENZOATE
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of METHYL 2-HYDROXY-4-NITROBENZOATE
Industrial METHYL 2-HYDROXY-4-NITROBENZOATE 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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