2-Quinolinecarboxaldehyde Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 5470-96-2 |
| Product name | 2-Quinolinecarboxaldehyde |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeIndustrial 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 2-Quinolinecarboxaldehyde
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 2-Quinolinecarboxaldehyde Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 2-Quinolinecarboxaldehyde
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Used as a pharmaceutical intermediate in the synthesis of antibacterial, antimalarial, or antitumor compounds | Participates in active molecule construction via condensation, reduction, or cyclization reactions |
| Agrochemicals | Synthesized into quinoline-containing insecticides or fungicides | Coupled with heterocyclic amines or haloalkanes to form target agrochemical molecules |
| Organic Synthesis | Key aldehyde precursor for constructing complex heterocyclic systems | Engages in condensation reactions such as Wittig, Knoevenagel, or Pictet–Spengler |
| Materials Science | Used to prepare fluorescent probes or metal-ligand materials | Coordinates with metal ions or incorporates conjugated structures to enhance optical performance |
Manufacturing Quality Control of 2-Quinolinecarboxaldehyde
| Test Item | Common Testing Methods | Method Overview |
|---|---|---|
| Appearance | Visual Inspection | Observe the sample with the naked eye to assess color, physical state, and presence of visible impurities; typically required to be white to off-white crystalline powder. |
| Identification | Infrared Spectroscopy (IR) | Prepare the sample's infrared spectrum and compare it with a reference spectrum to confirm the consistency of characteristic absorption peaks (e.g., aldehyde C=O stretching vibration at approximately 1700 cm⁻¹, quinoline ring skeletal vibrations, etc.). |
| Identification | Proton Nuclear Magnetic Resonance (¹H NMR) | Measure the ¹H NMR spectrum of the sample in a deuterated solvent and verify that chemical shifts, integration areas, and coupling constants match those of the reference structure. |
| Purity/Content Determination | High-Performance Liquid Chromatography (HPLC) | Use a reversed-phase C18 column with a mobile phase of methanol-water or acetonitrile-water; detect using a UV detector (typically at 254 nm or 280 nm). Calculate the main component content using external standard or area normalization methods to assess purity. |
| Related Substances (Impurities) | High-Performance Liquid Chromatography (HPLC) | Use the same conditions as content determination or optimize with gradient elution to separate and quantify potential impurities (e.g., unreacted starting materials, oxidation products, dimers, etc.); typically require individual impurity ≤0.5% and total impurity ≤1.0%. |
| Melting Point | Capillary Melting Point Determination | Use a melting point apparatus to determine the melting temperature range of the sample; the typical melting point of quinoline-2-carbaldehyde is approximately 58–62 °C, used to assess purity and crystalline form consistency. |
| Drying Loss | Thermogravimetric Analysis (TGA) or Constant-Temperature Drying | Dry the sample to constant weight at a specified temperature (e.g., 105 °C) and calculate the percentage of mass loss to control moisture and volatile impurities; typically required to be ≤0.5%. |
| Residual Solvents | Gas Chromatography (GC) | Use headspace or direct injection with an FID detector to determine residual organic solvents (e.g., toluene, ethanol, dichloromethane, etc.) potentially retained from synthesis, in compliance with ICH Q3C limits. |
| Heavy Metals | Atomic Absorption Spectroscopy (AAS) or Inductively Coupled Plasma Mass Spectrometry (ICP-MS) | After sample digestion, measure the content of heavy metal elements such as lead, cadmium, mercury, and arsenic; total heavy metal limit typically not exceeding 10 ppm. |
Technical Specifications of 2-Quinolinecarboxaldehyde
| Test Item | Specification |
|---|---|
| Appearance | Yellow-green solid |
| Purity | >=98.0% (GC-MS) |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 48–52°C |
| Identification (NMR) | Consistent with structure |
| Identification (IR) | Consistent with structure |
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 2-Quinolinecarboxaldehyde
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 2-Quinolinecarboxaldehyde
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Industrial 2-Quinolinecarboxaldehyde 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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