China Factory Direct
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| CAS number | 6341-92-0 |
| Product name | 6-Chloroisatin |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeIndustrial GradeSpecialty GradeReagent 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) |
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 | Synthesis of pharmaceutical intermediates | Used in the synthesis of antiviral and antibacterial agents |
| Dye Industry | Production of indigo dyes | Serves as a key intermediate in chemical reactions |
| Pesticide Industry | Synthesis of pesticide intermediates | Applied in the production of certain insecticides or herbicides |
| Chemical Research | Laboratory reagent | An essential building block in organic synthesis |
| Test Item | Common Testing Method | Method Overview |
|---|---|---|
| Appearance | Visual Inspection | Observe the sample's color, physical state, and visible impurities. 6-Chloroindirubin is typically a pale yellow to yellow crystalline powder. |
| Melting Point | Melting Point Determination (Capillary Method) | Determine the melting temperature using a melting point apparatus; compare with the reference value (literature value approximately 158–160 °C) to assess purity. |
| Content Determination | High-Performance Liquid Chromatography (HPLC) | Use a reversed-phase C18 column with UV detection (e.g., 254 nm); identify compounds by retention time and quantify by peak area. |
| Related Substances (Impurities) | HPLC Method | Detect possible residual intermediates or by-products from synthesis (e.g., unreacted starting materials, oxidation products). Use gradient elution to separate impurities and calculate their content. |
| Infrared Spectroscopy Identification | Fourier Transform Infrared Spectroscopy (FT-IR) | Prepare a KBr pellet of the sample and record the infrared absorption spectrum; compare with standard spectra to confirm characteristic functional groups (e.g., carbonyl, N-H, C-Cl). |
| Nuclear Magnetic Resonance Analysis | Proton Nuclear Magnetic Resonance (¹H-NMR) | Dissolve the sample in deuterated DMSO or similar solvent and acquire the proton NMR spectrum to verify chemical shifts, integration ratios, and coupling patterns. |
| Chlorine Content | Elemental Analysis (CHNS/O) | Determine the content of C, H, N, S, O, and halogens; verify whether the measured chlorine content matches the theoretical value. |
| Water Content | Karl Fischer Titration | Determine the moisture content in the sample to ensure compliance with storage and usage requirements (typically ≤0.5%). |
| Residual Solvents | Gas Chromatography (GC) | Test for organic solvents potentially remaining from production processes (e.g., methanol, ethanol, dichloromethane), following pharmacopoeial methods. |
| Heavy Metals | Heavy Metal Test (Sulfide Method or ICP-MS) | Test for heavy metal residues such as lead, arsenic, cadmium according to Chinese Pharmacopoeia or relevant standards; limit usually ≤20 ppm. |
| Test Item | Specification |
|---|---|
| Appearance | Yellow solid |
| Purity | >=98.0% (GC-MS) |
| Melting Point | 248–252°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Heavy Metals | <=10 ppm |
| Residue on Ignition | <=0.1% |
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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.