China Factory Direct
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| CAS number | 1551-27-5 |
| Product name | 2-N-PROPYLTHIOPHENE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeReagent GradeIndustrial GradeSpecialty GradeCosmetic GradeFood 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 |
|---|---|---|
| Pharmaceuticals | Synthesis of pharmaceutical intermediates | Prepared via organic synthesis for use in the production of anti-inflammatory and antimicrobial agents |
| Pesticides | Pesticide intermediates | Used as a raw material in pesticide synthesis for developing novel insecticides or herbicides |
| Fine fragrances | Fragrance additives | Formulated into specialty fragrance compounds to enhance product scent profiles |
| Chemicals | Additives for synthetic materials | Applied as functional additives to improve polymer material performance |
| Research | Laboratory research | Utilized in chemical research and analysis as reference standards or reaction reagents |
| Detection Item | Common Analytical Method | Method Overview |
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| Assay (Purity) | Gas Chromatography (GC) with FID detection | Quantifies 2-propylthiophene peak area relative to internal/external standard using retention time and calibration curve. |
| Water Content | Karl Fischer Titration | Measures water via coulometric or volumetric titration with iodine generated in situ reacting stoichiometrically with water. |
| Residue on Ignition | Gravimetric Analysis | Determines non-volatile inorganic impurities by incinerating sample at 700-800 C and weighing residual ash. |
| Acidity (as H2SO4) | Acid-Base Titration with NaOH | Neutralizes acidic impurities using standardized sodium hydroxide solution with phenolphthalein indicator. |
| Color (APHA) | Visual Comparison or Spectrophotometry | Compares sample color to APHA platinum-cobalt standard solutions using visual assessment or absorbance at 455 nm. |
| Density at 20 C | Digital Density Meter | Measures mass per unit volume using oscillating U-tube principle with temperature-controlled sample cell. |
| Refractive Index at 20 C | Refractometry | Determines ratio of light velocity in air vs. sample using critical angle measurement with sodium D-line (589 nm). |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantifies total heavy metals after wet digestion by measuring absorbance of ground-state atoms in flame or graphite furnace. |
| Sulfur Content | Combustion IC (Ion Chromatography) | Oxidizes organic sulfur to sulfate, then separates and quantifies sulfate ions using conductivity detection. |
| Non-Volatile Residue | Evaporation and Gravimetry | Evaporates known volume under controlled conditions and weighs residue to assess volatile impurity profile. |
| Chlorinated Impurities | Gas Chromatography-Mass Spectrometry (GC-MS) | Identifies and quantifies chlorinated by-products based on retention time and characteristic fragment ion patterns. |
| Odor Profile | Gas Chromatography-Olfactometry (GC-O) | Correlates volatile compounds eluting from GC column with human sensory detection thresholds for off-odor assessment. |
| Test Item | Specification |
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| Appearance | Colorless liquid |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.525–1.535 |
| Relative Density (20°C/25°C) | 0.97–0.99 g/cm³ |
| Odor | Characteristic thienyl odor |
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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.