China Factory Direct
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| CAS number | 765-39-9 |
| Product name | 1-AMINOPYRROLE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeIndustrial GradeSpecialty GradeReagent 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 | Synthesis of pharmaceutical intermediates | Used in the synthesis of antiviral and antitumor agents |
| Agrochemical Industry | Preparation of agrochemical intermediates | Applied in the synthesis of pyrrole-based insecticides or fungicides |
| Dye Industry | Preparation of dye intermediates | Used in the production of pyrrole-based dyes with specific molecular structures |
| Chemical Industry | Synthesis of functional materials | Applied in the preparation of conductive polymers or optoelectronic materials |
| Research & Development | Laboratory reagent | Served as a reactant or ligand in organic synthesis experiments |
| Detection Item | Common Analytical Method | Method Overview |
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| Assay (Purity) | Gas Chromatography (GC) with FID detector | Quantifies 1-aminopyrrole by separation on a capillary column and flame ionization detection relative to a certified reference standard. |
| Water Content | Karl Fischer Titration | Determines water by coulometric or volumetric titration using iodine generated in situ via electrochemical reaction with water. |
| Residue on Ignition | Gravimetric Analysis | Measures non-volatile inorganic impurities by high-temperature ashing followed by weighing of residual ash. |
| Heavy Metals | ICP-OES | Quantifies total heavy metals (e.g., Pb, Cd, Hg, As) after acid digestion by optical emission spectroscopy at element-specific wavelengths. |
| Chloride Impurity | Ion Chromatography (IC) | Separates and quantifies chloride ions using anion-exchange column and conductivity detection. |
| Related Substances | HPLC with UV detection | Identifies and quantifies structurally related impurities (e.g., pyrrole, 2-aminopyrrole) using reversed-phase chromatography and UV absorbance. |
| Color | Visual Comparison to APHA Scale | Evaluates color intensity by comparing sample solution against platinum-cobalt standard solutions under controlled lighting. |
| Melting Point | Capillary Melting Point Apparatus | Determines temperature range at which solid transitions to liquid using calibrated capillary tube method per USP/EP guidelines. |
| pH (10% aqueous solution) | Potentiometric pH Measurement | Measures hydrogen ion activity using calibrated glass electrode in a standardized aqueous solution. |
| Specific Optical Rotation | Polarimetry | Quantifies chiral purity by measuring rotation of plane-polarized light through a solution at specified concentration and wavelength. |
| Volatile Impurities | Headspace GC-MS | Detects and identifies low-boiling organic impurities (e.g., solvents) by gas chromatography coupled with mass spectrometric detection. |
| Sulfated Ash | Gravimetric Analysis | Measures inorganic residue after sulfuric acid treatment and high-temperature incineration, per USP <281>. |
| Test Item | Specification |
|---|---|
| Appearance | Light yellow liquid |
| Purity | >=98.5% (by LC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Identification (NMR) | Consistent with structure |
| Odor | Characteristic pyrrole-like odor |
| Refractive Index (n20/D) | 1.525–1.535 |
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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.