China Factory Direct
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| CAS number | 1196-70-9 |
| Product name | Indole-6-carboxaldehyde |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeIndustrial GradeCosmetic GradeFood Grade |
| Packaging | 25KG/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 drug intermediates for anticancer and anti-inflammatory agents | Used in nucleophilic addition or condensation reactions via the aldehyde group of indole-6-carbaldehyde to construct complex molecular frameworks |
| Fine Fragrances | Raw material for fragrance compound synthesis, particularly in floral fragrance formulations | Leveraged for its aromatic character in esterification or reduction reactions to prepare derivatives with targeted olfactory profiles |
| Organic Synthesis | Multifunctional organic synthesis intermediate | Applied in oxidation, reduction, and coupling reactions to construct nitrogen-containing heterocycles or functionalized molecules |
| Materials Science | Precursor for optoelectronic materials, used in organic semiconductor research | Employed to incorporate indole moieties into polymers or small-molecule semiconductors to tune electronic properties |
| Detection Item | Common Analytical Method | Method Overview |
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| Assay (Purity) | HPLC-UV | Quantification by comparison of peak area against a certified reference standard using reverse-phase chromatography and UV detection at 280 nm. |
| Related Substances | HPLC-DAD | Separation and identification of impurities using gradient HPLC with diode-array detection; impurities reported as area percent relative to main peak. |
| Residual Solvents | GC-FID | Headspace GC with flame ionization detection to quantify common solvents (e.g., methanol, acetone, DMF) based on calibrated external standards. |
| Water Content | Karl Fischer Titration | Volumetric titration using iodine, sulfur dioxide, and base in methanol; water reacts stoichiometrically to determine trace moisture content. |
| Heavy Metals | ICP-MS | Multi-element quantification of toxic metals (Pb, Cd, Hg, As) after acid digestion, using mass spectrometry for ultra-trace detection. |
| Chloride Impurity | Ion Chromatography | Separation of chloride anion on an anion-exchange column with conductivity detection; quantified against sodium chloride calibration curve. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition observed visually or via automated detection as solid converts to liquid; indicates crystallinity and presence of impurities. |
| Appearance | Visual Inspection | Assessment under controlled white light against standard references for color, clarity, and absence of visible particulates or discoloration. |
| Loss on Drying | Gravimetric Analysis | Mass loss measured after drying sample at 105 C for 2 hours; reflects volatile content including residual solvents and moisture. |
| Specific Optical Rotation | Polarimetry | Measurement of rotation angle of plane-polarized light passing through solution; used to confirm chiral integrity and detect racemization. |
| pH of Aqueous Suspension | pH Meter | Electrochemical measurement of hydrogen ion activity in a saturated aqueous suspension; indicates acidic/basic degradation products. |
| Residue on Ignition | Gravimetric Ashing | Mass of non-volatile inorganic residue after high-temperature incineration at 700 C; reflects inorganic impurities or catalyst residues. |
| Test Item | Specification |
|---|---|
| Appearance | Pale-brown solid |
| Purity | >=98.0% (LC-MS) |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 76–79°C |
| Identification (NMR) | Consistent with structure |
| Identification (IR) | Consistent with structure |
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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.