1-NAPHTHOIC ACID METHYL ESTER Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 2459-24-7 |
| Product name | 1-NAPHTHOIC ACID METHYL ESTER |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial 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) |
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Documents We Provide for 1-NAPHTHOIC ACID METHYL ESTER
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 1-NAPHTHOIC ACID METHYL ESTER Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 1-NAPHTHOIC ACID METHYL ESTER
| Industry | Application | Process |
|---|---|---|
| Agrochemical industry | Plant growth regulator (sprout inhibitor) | Applied to inhibit cell division in plant apical meristems, preventing sprouting during storage of crops such as potatoes and garlic, or suppressing axillary bud growth in tobacco. |
| Pharmaceutical industry | Pharmaceutical intermediate | Serves as a key structural scaffold for synthesizing non-steroidal anti-inflammatory drugs (NSAIDs) such as naproxen and other naphthalene-based pharmaceutical derivatives. |
| Dye industry | Organic synthesis intermediate | Used in the synthesis of azo dyes, fluorescent whitening agents, and other colorants containing the naphthalene ring, delivering specific hue and chemical stability. |
| Chemical synthesis | Fine chemical raw material | As a carboxylic ester compound, employed in synthesizing surfactants, polymer additives, or as a derivatization precursor for other naphthalene-based chemicals. |
Manufacturing Quality Control of 1-NAPHTHOIC ACID METHYL ESTER
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detection | Quantifies 1-naphthyl methyl ester peak area relative to a calibration curve using an internal or external standard. |
| Related Substances | High Performance Liquid Chromatography (HPLC) with UV detection | Separates and quantifies impurities (e.g., 1-naphthoic acid, methanol, naphthalene) based on retention time and UV absorbance. |
| Residual Solvents | Gas Chromatography (GC) with Headspace sampling | Detects and quantifies volatile solvents (e.g., methanol, dichloromethane) by equilibrium vapor phase analysis. |
| Moisture Content | Karl Fischer Titration | Measures water content via stoichiometric reaction between water, iodine, sulfur dioxide, and base in methanol medium. |
| Acid Value | Acid-Base Titration with NaOH standard solution | Determines free acid content (e.g., unreacted 1-naphthoic acid) by titration with standardized sodium hydroxide. |
| Appearance | Visual Inspection | Assesses physical state, color, and clarity of the sample against standard references under controlled lighting. |
| Melting Point | Capillary Melting Point Determination | Measures temperature range at which solid transitions to liquid using calibrated capillary apparatus. |
| Heavy Metals | Atomic Absorption Spectroscopy (AAS) | Quantifies total heavy metals (e.g., Pb, Cd, Hg, As) after acid digestion by atomic absorption at element-specific wavelengths. |
| Sulfated Ash | Gravimetric Analysis | Measures non-volatile inorganic residue after combustion with sulfuric acid treatment and high-temperature ignition. |
| Chloride Content | Ion Chromatography (IC) | Separates and quantifies chloride ions using ion-exchange column and conductivity detection. |
| Specific Optical Rotation | Polarimetry | Measures rotation of plane-polarized light induced by chiral impurities or degradation products in solution. |
| Residue on Ignition | Gravimetric Analysis | Determines non-volatile residue mass after ignition at specified temperature (e.g., 600 C) in a muffle furnace. |
Technical Specifications of 1-NAPHTHOIC ACID METHYL ESTER
| Test Item | Specification |
|---|---|
| Appearance | Yellow liquid |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Melting Point | 45–49°C |
| Refractive Index (n20/D) | 1.595–1.605 |
| Relative Density (20°C/25°C) | 1.130–1.150 g/cm³ |
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 1-NAPHTHOIC ACID METHYL ESTER
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 1-NAPHTHOIC ACID METHYL ESTER
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Industrial 1-NAPHTHOIC ACID METHYL ESTER 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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