China Factory Direct
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| CAS number | 75233-61-3 |
| Product name | 2-(2-NITROETHOXY)TETRAHYDROPYRAN |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeIndustrial GradeCosmetic GradeFood Grade |
| Packaging | 25L/drum |
| 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 | Organic synthesis intermediate | Used in the synthesis of anti-inflammatory drugs or other active pharmaceutical ingredients |
| Pesticide Industry | Intermediate for insecticides or herbicides | Serves as a feedstock for nitration or etherification reactions |
| Polymer Materials | Initiator or additive for polymerization | Applied in the preparation of specialty resins or functional polymeric materials |
| Dye Industry | Intermediate for dye synthesis | Participates in azo coupling or condensation reactions to form dye structures |
| Consumer Chemicals | Precursor for fragrances or cosmetic ingredients | Converted into fragrance components via esterification or reduction reactions |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | GC-FID or GC-MS | Quantitative determination using gas chromatography with flame ionization detection or mass spectrometric detection against a certified reference standard. |
| Related Substances | GC-FID or HPLC-UV | Separation and quantification of structurally related impurities using gas or liquid chromatography with UV or FID detection. |
| Residual Solvents | GC-FID | Headspace GC-FID analysis to detect and quantify volatile organic solvents remaining from synthesis. |
| Water Content | Karl Fischer Titration | Volumetric or coulometric titration based on the stoichiometric reaction of iodine with water in pyridine/methanol medium. |
| Acidity (as HNO3) | Acid-Base Titration | Titration with standardized sodium hydroxide solution using phenolphthalein or potentiometric endpoint detection. |
| Heavy Metals | ICP-OES | Multi-element quantification after acid digestion, based on atomic emission intensity at characteristic wavelengths. |
| Chloride Impurity | Ion Chromatography | Separation and conductivity detection of chloride ions in aqueous extract of sample. |
| Nitro Group Content | UV-Vis Spectrophotometry | Quantification via absorbance measurement at characteristic nitro compound wavelength (e.g., ~260 nm) using Beer-Lambert law. |
| Optical Rotation | [a]D Measurement | Determination of specific rotation using sodium D-line light source in a polarimeter to assess chiral purity. |
| Residue on Ignition | Gravimetric Analysis | Weighing of non-volatile residue after high-temperature ashing of sample in platinum crucible. |
| Appearance | Visual Inspection | Assessment of physical state, color, and clarity against water-white standard under controlled lighting. |
| Density | Digital Density Meter | Measurement of mass per unit volume at specified temperature using oscillating U-tube principle. |
| Test Item | Specification |
|---|---|
| Appearance | Colorless to pale yellow liquid |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.475–1.485 |
| Relative Density (20°C/25°C) | 1.12–1.14 g/cm³ |
| Odor | Characteristic nitro ether odor |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() ![]() |
| Signal Word | Warning |
| Safety Data Sheet | |
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.