China Factory Direct
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| CAS number | 22621-41-6 |
| Product name | METHYL 2-HYDROXY-3-NITROBENZOATE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Reagent GradeIndustrial GradeSpecialty GradeCosmetic GradeFood Grade |
| Packaging | 25KG/bag500KG/bag1000KG/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) |
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 |
|---|---|---|
| Pharmaceuticals | Synthesis of pharmaceutical intermediates for certain antibiotics or anti-inflammatory drugs | Nitration of methyl salicylate to produce methyl 3-nitrosalicylate |
| Chemical Synthesis | Organic synthesis intermediate for preparing other nitro compounds or derivatives | Nitration of methyl salicylate to introduce a nitro group |
| Fragrances | Fragrance ingredient or fragrance intermediate | Chemical modification to enhance odor profile |
| Research | Experimental reagent for chemical research or analytical testing | Preparation via standard chemical synthesis methods |
| Test Item | Common Testing Method | Method Description |
|---|---|---|
| Appearance | Visual Inspection | Observe the sample color and state (e.g., light yellow to yellow crystals or powder) to determine if it meets standard descriptions. |
| Purity | High-Performance Liquid Chromatography (HPLC) | Use a C18 reverse-phase column with a UV detector (e.g., 254 nm or 300 nm), and calculate the main component content using external standard method or area normalization. |
| Content Determination | HPLC or Titration Method (e.g., Non-aqueous Titration) | Quantify the main component using HPLC; or utilize its weak acidity for titration in a non-aqueous medium with perchloric acid, and calculate the content. |
| Melting Point | Capillary Melting Point Determination | Determine the melting temperature range using a digital melting point apparatus and compare it with the standard value (e.g., approximately 90–95°C) to assess purity. |
| Loss on Drying | Oven Drying Method (105°C to Constant Weight) | Weigh the sample in a pre-dried weighing bottle, dry at 105°C for several hours, and calculate the percentage of mass loss. |
| Residue on Ignition | High-Temperature Ashing Method (600–800°C) | Incinerate the sample in a crucible until constant weight is achieved, measure the mass of residual inorganic matter, and evaluate the level of inorganic impurities. |
| Heavy Metals | Thioacetamide Method or ICP-MS | Detect limited elements such as lead, arsenic, and mercury using colorimetric methods (as per Chinese Pharmacopoeia General Rules) or inductively coupled plasma mass spectrometry (ICP-MS). |
| Related Substances (Impurities) | HPLC Gradient Elution Method | Separate the main peak from potential impurity peaks using a gradient elution program, and calculate the limits of each impurity by self-comparison method or external standard method. |
| Water Content | Karl Fischer Titration Method | Determine the trace water content in the sample using coulometric or volumetric Karl Fischer titration, suitable for moisture control in organic compounds. |
| Residual Solvents | Gas Chromatography (GC-FID/HS-GC) | Analyze potentially residual organic solvents such as methanol and ethyl acetate using headspace or direct injection GC with FID detection. |
| Structural Confirmation | Infrared Spectroscopy (IR), Nuclear Magnetic Resonance (NMR) | Compare characteristic functional group absorption peaks via IR; confirm molecular structure and substitution positions using ¹H/¹³C NMR to ensure chemical structure accuracy. |
| Test Item | Specification |
|---|---|
| Appearance | Pale-yellow solid |
| Purity | >=98.0% (GC-MS) |
| Melting Point | 78-82°C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
| Residue on Ignition | <=0.1% |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() |
| Signal Word | Warning |
| 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.