Pyrrole-3-carboxylic acid Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 931-03-3 |
| Product name | Pyrrole-3-carboxylic acid |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeReagent GradeIndustrial GradeSpecialty Grade |
| Packaging | 25KG/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) |
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Documents We Provide for Pyrrole-3-carboxylic acid
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Pyrrole-3-carboxylic acid Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Pyrrole-3-carboxylic acid
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Used as a pharmaceutical intermediate for synthesizing biologically active nitrogen-containing heterocyclic compounds, such as anti-inflammatory, antimicrobial, or neuroregulatory agents | Introduced into target molecular structures via amidation, esterification, or coupling reactions |
| Agrochemicals | Used as a synthetic intermediate for agrochemicals (e.g., herbicides and insecticides) | Involved in constructing the pyrrole ring core structure to produce active ingredients through multistep organic synthesis |
| Fine Chemicals | Used as a precursor for synthesizing dyes, fluorescent probes, and functional materials | Modifies the pyrrole ring—via electrophilic substitution, metal-catalyzed coupling, and other reactions—to tailor optical or electronic properties |
| Research | Used as an organic building block for constructing complex heterocyclic systems or ligands | Applied in laboratory-scale Suzuki, Heck, and other cross-coupling reactions, or as a ligand in metal complex synthesis |
Manufacturing Quality Control of Pyrrole-3-carboxylic acid
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reversed-phase HPLC with UV detection at ~210–254 nm, comparing peak area against a certified reference standard. |
| Related Substances | HPLC-UV or UPLC-MS | Separation and identification of impurities (e.g., pyrrole, diacetylpyrrole, decarboxylation products) using gradient elution and UV/MS detection. |
| Residual Solvents | GC-FID or GC-MS | Headspace GC analysis with flame ionization or mass spectrometric detection to quantify common solvents (e.g., methanol, ethyl acetate, toluene) per ICH Q3C. |
| Water Content | Karl Fischer Titration (Coulometric) | Electrochemical titration measuring water via iodine generation and stoichiometric reaction with water in anhydrous medium. |
| Heavy Metals | ICP-MS or AAS | Quantification of toxic elements (e.g., Pb, Cd, As, Hg) after acid digestion, based on atomic absorption or mass spectrometric detection. |
| Acid Value | Acid-Base Titration (NaOH, phenolphthalein) | Neutralization of carboxylic acid groups with standardized sodium hydroxide solution; endpoint detected by color change. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition measurement by controlled heating; sharp melting range indicates crystallinity and absence of significant impurities. |
| Residue on Ignition | Gravimetric Analysis (Sulfated Ash) | Incineration at 700–800 °C followed by weighing of non-volatile inorganic residue to assess inorganic impurity load. |
| Particle Size Distribution | Laser Diffraction | Analysis of dispersed solid particles in liquid medium using Mie scattering theory to determine size distribution profile. |
| Appearance and Color | Visual Inspection / Hazen/APHA Color Scale | Subjective visual assessment against water or platinum-cobalt standards for clarity and color intensity. |
| Chloride Impurity | Ion Chromatography (IC) or Potentiometric Titration | Quantification of chloride ions via suppressed conductivity detection (IC) or argentometric titration with silver nitrate. |
| Optical Rotation | Polarimetry | Measurement of specific rotation using sodium D-line light to assess chiral purity (if applicable; note: 3-pyrrolecarboxylic acid is achiral, but method included for potential enantiomeric contaminants or derivatives). |
Technical Specifications of Pyrrole-3-carboxylic acid
| Test Item | Specification |
|---|---|
| Appearance | White to light orange crystalline powder |
| Purity | >=98.0% (HPLC) |
| Melting Point | 142–146 °C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
| Residue on Ignition | <=0.1% |
Specifications vary by industry. Reach out to our technical experts for a COA tailored specifically to your application. Email:selse@GRchemical.com
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Download COA of Pyrrole-3-carboxylic acid
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of Pyrrole-3-carboxylic acid
Packaging of Pyrrole-3-carboxylic acid
Industrial Pyrrole-3-carboxylic acid Procurement FAQ
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.
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