China Factory Direct
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| CAS number | 111851-98-0 |
| Product name | 1H-Imidazole-2-carboxaldehyde,1-ethyl-(9CI) |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural 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 |
|---|---|---|
| Pharmaceutical Intermediates | Key intermediate for synthesizing antifungal agents (e.g., isavuconazole analogues) | Undergoes condensation with amines to construct the imidazo[1,2-b][1,2,4]triazole ring system |
| Agrochemical R&D | Structural modification unit for novel insecticides and fungicides | Participates in Suzuki coupling or reductive amination to introduce a hydrophobic ethyl side chain, enhancing biological activity |
| Materials Science | Ligand precursor for electron-transport layers in organic light-emitting diodes (OLEDs) | Coordinates with metals (e.g., Ir, Pt) via its aldehyde group to form phosphorescent complexes; the ethyl substituent modulates HOMO/LUMO energy levels |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reverse-phase HPLC with UV detection at ~220–280 nm, comparing peak area against a certified reference standard. |
| Related Substances | HPLC-DAD or UPLC-MS | Separation and identification of impurities (e.g., starting materials, intermediates, degradation products) using gradient HPLC with diode-array or mass spectrometric detection. |
| Residual Solvents | GC-FID | Quantification of volatile organic solvents (e.g., DMF, ethanol, dichloromethane) by gas chromatography with flame ionization detection using headspace sampling. |
| Water Content | Karl Fischer Titration (Coulometric) | Electrochemical titration based on the reaction of iodine with water in anhydrous methanol/pyridine medium; measures trace water content. |
| Heavy Metals | ICP-MS | Multi-element quantification of toxic metals (e.g., Pb, Cd, Hg, As) after acid digestion, using inductively coupled plasma mass spectrometry for sub-ppb sensitivity. |
| Chloride Impurity | Ion Chromatography (IC) with Conductivity Detection | Separation and quantification of chloride ions using anion-exchange column and suppressed conductivity detection. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition measurement via controlled heating of a capillary-packed sample; used for identity and purity assessment. |
| Appearance & Color | Visual Inspection / Hazen/APHA Color Scale | Subjective visual evaluation against water-white standard; color quantified by APHA units using spectrophotometric comparison. |
| Residue on Ignition | Gravimetric Analysis | Determination of inorganic ash content after high-temperature incineration (700–800 °C) and weighing of residual non-volatile matter. |
| Optical Rotation | Polarimetry | Measurement of specific rotation using sodium D-line light to detect chiral impurities or enantiomeric excess (if applicable; note compound is achiral but method may be required for process-related chiral contaminants). |
| Test Item | Specification |
|---|---|
| Appearance | Colorless liquid |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Identification (NMR) | Consistent with structure |
| Identification (IR) | Consistent with structure |
| Odor | Characteristic 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.