China Factory Direct
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| CAS number | 66-77-3 |
| Product name | 1-Naphthaldehyde |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeIndustrial GradeReagent GradeCosmetic GradeFood 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) |
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 |
|---|---|---|
| Pharmaceutical Industry | Pharmaceutical Intermediates | Used in the synthesis of certain drugs, such as anticancer agents |
| Dye Industry | Dye Production | Serves as an intermediate for azo dyes and certain specialty dyes |
| Pesticide Industry | Pesticide Preparation | Used as an intermediate in insecticides and herbicides |
| Fragrance Industry | Fragrance Synthesis | Applied in the synthesis of specific fragrance compounds to impart characteristic odors |
| Materials Science | High-Performance Polymer Synthesis | Functions as a monomer or crosslinking agent in the synthesis of certain polymers |
| Research | Chemical Research | Employed as a reagent in organic synthesis to develop novel compound synthesis methodologies |
| Test Item | Common Testing Methods | Method Overview |
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| Appearance | Visual Inspection | Observe the color, physical state, and presence of impurities. The pure product is typically a colorless to light yellow liquid or crystalline solid. |
| Assay/Purity | Gas Chromatography (GC) | Using a capillary column (e.g., DB-5) and a flame ionization detector (FID), qualitative analysis is based on retention time, and quantification is performed using the peak area normalization method. |
| High-Performance Liquid Chromatography (HPLC) | Suitable for thermally unstable or non-volatile samples. Typically employs a C18 reversed-phase column and UV detection (~280 nm). | |
| Structural Confirmation | Fourier Transform Infrared Spectroscopy (FT-IR) | Analyzes characteristic absorption peaks of functional groups, such as aldehyde group (~1700 cm⁻¹) and aromatic ring (~1600, 1580 cm⁻¹). |
| Nuclear Magnetic Resonance Spectroscopy (NMR) | ¹H NMR and ¹³C NMR confirm molecular structure by identifying proton/carbon signals from naphthalene ring and aldehyde group (e.g., aldehyde proton signal at 9.9–10.1 ppm). | |
| Moisture Content | Karl Fischer Titration (KF) | Precisely measures trace amounts of water in samples; widely used for quality control of organic compounds. |
| Residual Solvents | Gas Chromatography (GC) | Detects potentially residual organic solvents (e.g., methanol, ethanol, benzene) according to pharmacopeial or relevant standards, using appropriate detectors (e.g., FID). |
| Melting Point/Boiling Point | Melting Point Apparatus or Boiling Point Determination | Measures physical constants to assist in assessing purity and identity consistency (e.g., 1-naphthaldehyde melts at approximately 1–2°C and boils at about 292°C). |
| Heavy Metals | Atomic Absorption Spectroscopy (AAS) or Inductively Coupled Plasma Mass Spectrometry (ICP-MS) | Determines residual levels of heavy metals such as lead, arsenic, and mercury to ensure compliance with chemical or pharmaceutical intermediate safety standards. |
| Acid Value/Aldehyde Content | Titration Method | Aldehyde content can be determined by hydroxylamine hydrochloride titration; acid value is measured by titrating free acid impurities with standard alkaline solution. |
| Test Item | Specification |
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| Appearance | Pale-yellow liquid |
| Purity | >=98.0% (GC) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Identification (NMR) | Consistent with structure |
| Identification (IR) | Consistent with structure |
| Refractive Index (n20/D) | 1.625–1.635 |
| Relative Density (20°C/25°C) | 1.140–1.150 g/cm³ |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
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.