Indole-2-carboxaldehyde Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 19005-93-7 |
| Product name | Indole-2-carboxaldehyde |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeIndustrial 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) |
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Documents We Provide for Indole-2-carboxaldehyde
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Indole-2-carboxaldehyde Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Indole-2-carboxaldehyde
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Key intermediate for synthesizing antitumor agents (e.g., sunitinib analogues) | Used in palladium-catalyzed cross-coupling reactions (e.g., Suzuki, Heck) to construct indole ring side chains |
| Agrochemicals | Structural building block for novel plant growth regulators and insecticides | Applied in multistep organic synthesis—including Vilsmeier–Haack formylation and reductive amination—to modify the indole scaffold |
| Materials Science | Building block for hole-transport materials in organic light-emitting diodes (OLEDs) | Employed in electrochemical polymerization or solution-based film formation to prepare conjugated polymers containing indole aldehyde groups |
| Dyes & Pigments | Chromophore-modifying unit for high-performance fluorescent dyes | Used in Schiff base condensation to introduce imine bonds, enabling tuning of absorption and emission wavelengths |
Manufacturing Quality Control of Indole-2-carboxaldehyde
| Test Item | Common Testing Method | Method Overview |
|---|---|---|
| Appearance | Visual Inspection | Observe the color, state (such as solid or liquid), whether it is clumped or contains visible impurities. Typically appears as a light yellow to yellow solid. |
| Purity (Main Component Content) | High-Performance Liquid Chromatography (HPLC) | Using a reverse-phase C18 chromatographic column and a UV detector (e.g., 254 nm), qualitative analysis is performed based on retention time, and quantitative analysis is conducted using peak area normalization or external standard method to assess the purity of the main component. |
| Structure Confirmation | Nuclear Magnetic Resonance Spectroscopy (NMR) | Analyze the compound's structure using ¹H-NMR and ¹³C-NMR, confirming the characteristic peaks and integral ratios of the indole ring and aldehyde group. |
| Structure Confirmation | Fourier Transform Infrared Spectroscopy (FT-IR) | Analyze characteristic absorption peaks of functional groups, such as the aldehyde group (~1700 cm⁻¹ for C=O stretching vibration) and indole N-H (~3400 cm⁻¹). |
| Molecular Weight Confirmation | Mass Spectrometry (MS, e.g., ESI-MS or EI-MS) | Determine the molecular ion peak [M+H]⁺ or M⁺· to confirm whether the molecular weight matches C9H7NO (theoretical molecular weight: 145.16). |
| Moisture Content | Karl Fischer Titration | Quantitatively determine the moisture content in the sample, commonly used for quality control of APIs or intermediates. |
| Residual Solvents | Gas Chromatography (GC) | Detect residual organic solvents (e.g., methanol, ethanol, dichloromethane) from the synthesis process, with limits controlled according to ICH guidelines. |
| Melting Point | Melting Point Determination Using a Melting Point Apparatus | Determine the melting temperature range using a melting point apparatus, comparing it with literature values (approx. 75–78°C) to assess purity and consistency. |
| Heavy Metals | Atomic Absorption Spectroscopy (AAS) or ICP-MS | Detect heavy metal impurities such as lead, cadmium, and mercury to ensure compliance with pharmaceutical or high-purity reagent standards. |
| Loss on Ignition / Residue on Ignition | Residue on Ignition Method | Weigh the residue after burning the sample at high temperature to evaluate the total amount of inorganic impurities. |
Technical Specifications of Indole-2-carboxaldehyde
| Test Item | Specification |
|---|---|
| Appearance | Yellow solid |
| Purity | >=98.0% (GC-MS) |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 54–58°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 Indole-2-carboxaldehyde
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of Indole-2-carboxaldehyde
Packaging of Indole-2-carboxaldehyde
Industrial Indole-2-carboxaldehyde 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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