3-NITRO-1,8-NAPHTHALIC ANHYDRIDE Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 3027-38-1 |
| Product name | 3-NITRO-1,8-NAPHTHALIC ANHYDRIDE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial 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) |
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Documents We Provide for 3-NITRO-1,8-NAPHTHALIC ANHYDRIDE
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 3-NITRO-1,8-NAPHTHALIC ANHYDRIDE Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 3-NITRO-1,8-NAPHTHALIC ANHYDRIDE
| Industry | Application | Process |
|---|---|---|
| Agrochemicals | Synthesis of naphthalocyanine-based herbicides (e.g., structural modification or intermediates for napropamide, amidosulfuron, etc.) | Used to construct the herbicidally active naphthalene ring scaffold via amidation or imidation reactions with amine compounds. |
| Dyes and Pigments | Synthesis of high-performance organic pigments and functional dye intermediates | Applied as a condensation component in condensation reactions with aromatic amine derivatives to produce naphthalene-based dyes exhibiting vivid color and excellent lightfastness. |
| Electronic Chemicals | Synthesis of electronic material monomers and photoresist photosensitizers | Employed to introduce functional groups via ring-opening or polycondensation reactions, leveraging the naphthalene ring’s conjugated structure to prepare polymeric materials with tailored optoelectronic properties. |
| Pharmaceuticals | Building block for drug molecule synthesis | Used to construct pharmacologically active naphthalene-containing molecular scaffolds via nitro group reduction and anhydride reactivity. |
| Chemical Intermediates | Synthesis of other naphthalene derivatives (e.g., reduction to amino-naphthalic anhydride) | Subjected to nitro group reduction to produce 3-amino-1,8-naphthalic anhydride—a versatile intermediate for further functionalization. |
Manufacturing Quality Control of 3-NITRO-1,8-NAPHTHALIC ANHYDRIDE
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reverse-phase HPLC with UV detection at 254 nm, calibrated against certified reference standard. |
| Moisture Content | Karl Fischer Titration | Electrochemical titration measuring water content based on iodine-sulfur dioxide reaction in pyridine-methanol medium. |
| Residue on Ignition | Gravimetric Analysis | Heating sample to 700-800 C to combust organic matter; residue weight expressed as percentage of original sample. |
| Heavy Metals (as Pb) | ICP-OES | Multi-element quantification after acid digestion, using plasma emission spectroscopy calibrated with metal standards. |
| Chloride Impurity | Ion Chromatography | Separation and conductivity detection of chloride ions in aqueous extract using anion-exchange column. |
| Sulfated Ash | Gravimetric Analysis | Ignition of sample with sulfuric acid followed by high-temperature ashing; residue weight reported as % w/w. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition observed visually or via automated detection as solid-to-liquid phase change under controlled heating rate. |
| Organic Volatile Impurities | GC-FID | Separation and flame ionization detection of residual solvents and low-boiling impurities using capillary column. |
| Related Substances | HPLC-DAD | Identification and quantification of structurally similar impurities using diode array detection and retention time comparison. |
| Acid Value | Acid-Base Titration | Neutralization of acidic functional groups with standardized NaOH solution using phenolphthalein indicator. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity to determine volume-based particle size distribution in dispersed suspension. |
| Bulk Density | Graduated Cylinder Method | Mass of material poured into fixed-volume cylinder divided by cylinder volume, measured under standardized tapping conditions. |
Technical Specifications of 3-NITRO-1,8-NAPHTHALIC ANHYDRIDE
| Test Item | Specification |
|---|---|
| Appearance | Pale-yellow solid |
| Purity | >=98.5% (GC-MS) |
| Melting Point | 265–270 °C |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Residue on Ignition | <=0.3% |
| 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 3-NITRO-1,8-NAPHTHALIC ANHYDRIDE
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 3-NITRO-1,8-NAPHTHALIC ANHYDRIDE
Safety Information of 3-NITRO-1,8-NAPHTHALIC ANHYDRIDE
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of 3-NITRO-1,8-NAPHTHALIC ANHYDRIDE
Industrial 3-NITRO-1,8-NAPHTHALIC ANHYDRIDE 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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