China Factory Direct
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| CAS number | 629-09-4 |
| Product name | 1,6-DIIODOHEXANE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical GradeMaterial GradeSpecialty 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 |
|---|---|---|
| Organic Synthesis | Organic intermediate for constructing long-chain compounds containing iodinated functional groups | Used as an alkylating agent or coupling precursor to introduce the hexyl diiodide moiety in palladium-catalyzed cross-coupling reactions (e.g., Heck, Suzuki) |
| Pharmaceutical R&D | Critical intermediate in drug molecule synthesis, employed in preparing antitumor, antiviral, and other bioactive compounds | Integrated into multistep synthetic routes, including substitution reactions with amines or alcohols, or metal-catalyzed coupling to install pharmacophores |
| Materials Science | Raw material for synthesizing liquid crystal materials and polymer monomers | Applied in condensation or addition polymerization via iodine atoms to construct spacer units with defined mesomorphic behavior |
| Agrochemicals | Intermediate for agrochemicals, used in synthesizing novel insecticides or plant growth regulators | Acts as a bridging group to incorporate hydrophobic long-chain structures, optimizing lipophilicity and target affinity of active molecules |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detector | Quantifies 1,6-diiodohexane peak area against calibrated standard curve. |
| Water Content | Karl Fischer Titration | Measures water via stoichiometric reaction between iodine, sulfur dioxide, and water in methanol/pyridine medium. |
| Residue on Ignition | Gravimetric Analysis | Determines non-volatile inorganic impurities by ashing sample at 550-600 C and weighing residue. |
| Heavy Metals | Atomic Absorption Spectroscopy (AAS) | Quantifies trace metals (e.g., Pb, Cd, Hg) by measuring absorbance of ground-state atoms in flame or graphite furnace. |
| Iodide Ion Impurity | Potentiometric Titration with Silver Nitrate | Detects free iodide via precipitation titration using AgNO3 and silver indicator electrode. |
| Acidity (as HI) | Acid-Base Titration with NaOH | Measures acidic impurities by titration with standardized sodium hydroxide using phenolphthalein indicator. |
| Color | Visual Comparison Against APHA Scale | Evaluates yellowness/browning by matching sample color in solution to platinum-cobalt standard solutions. |
| Melting Point | Capillary Melting Point Apparatus | Determines solid-to-liquid transition temperature range using calibrated capillary tube method. |
| Specific Gravity | Digital Density Meter | Measures mass per unit volume at specified temperature using oscillating U-tube principle. |
| Volatile Impurities | Headspace Gas Chromatography (HS-GC) | Identifies and quantifies low-boiling organic impurities by analyzing vapor phase above heated sample. |
| Sulfated Ash | Gravimetric Analysis | Measures inorganic residue after carbonization and sulfuric acid treatment followed by incineration. |
| Organic Volatile Impurities (Residual Solvents) | GC-FID with Internal Standard | Quantifies solvents (e.g., acetone, hexane) using calibration with deuterated or structurally similar internal standards. |
| 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% |
| Melting Point | -15 to -10°C |
| Identification (NMR) | Consistent with structure |
| Refractive Index (n20/D) | 1.610–1.630 |
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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.