5500-21-0 Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 5500-21-0 |
| Product name | 5500-21-0 |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial 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) |
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Documents We Provide for 5500-21-0
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 5500-21-0 Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 5500-21-0
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Synthesis of quinolone antibiotics (e.g., ciprofloxacin) | Serves as a key intermediate in constructing the quinolone core structure |
| Pharmaceuticals | Synthesis of antiviral agents | Used as a starting material to build biologically active heterocyclic structures |
| Agrochemicals | Synthesis of insecticides and fungicides | Introduces the cyclopropyl group via chemical reaction to enhance biological activity |
| Organic Synthesis | Preparation of cyclopropylamine and its derivatives | Catalytic hydrogenation reduction |
| Organic Synthesis | Synthesis of cyclopropanecarboxylic acid | Acidic hydrolysis |
Manufacturing Quality Control of 5500-21-0
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detection | Quantitative determination based on peak area comparison against a certified reference standard under optimized chromatographic conditions. |
| Water Content | Karl Fischer Titration | Electrochemical titration using iodine generated in situ to react stoichiometrically with water in the sample. |
| Acidity (as HCN) | Acid-Base Titration with NaOH | Neutralization of acidic impurities (e.g., hydrocyanic acid) using standardized sodium hydroxide solution and phenolphthalein indicator. |
| Residue on Evaporation | Gravimetric Analysis | Evaporation of a measured sample volume to dryness followed by weighing of non-volatile residue. |
| Color | Visual Comparison or APHA Color Scale | Comparison of sample color against platinum-cobalt standard solutions using transmitted light in a Nessler tube. |
| Density at 20 C | Digital Density Meter | Measurement of mass per unit volume using oscillating U-tube principle calibrated with air and water standards. |
| Refractive Index at 20 C | Abbe Refractometer | Determination of refractive index based on critical angle of total internal reflection at the sample-prism interface. |
| Boiling Point Range | Distillation Apparatus (ASTM D86) | Measurement of initial and final boiling points during controlled atmospheric distillation. |
| Non-Volatile Matter | Gravimetric Analysis | Evaporation of a known sample mass to constant weight and calculation of residual solids. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantification of trace metal content after acid digestion and atomization in a graphite furnace or flame. |
| Chloride Impurity | Ion Chromatography (IC) with Conductivity Detection | Separation and quantification of chloride ions using anion-exchange column and suppressed conductivity detection. |
| Aldehyde Impurity (e.g., acetaldehyde) | Gas Chromatography-Mass Spectrometry (GC-MS) | Identification and quantification of volatile aldehyde impurities via retention time and characteristic mass fragments. |
Technical Specifications of 5500-21-0
| Test Item | Specification |
|---|---|
| Appearance | Colorless to pale yellow clear liquid |
| Purity | >=98.0% (GC) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.375–1.385 |
| Relative Density (20°C/25°C) | 0.780–0.795 g/cm³ |
| Odor | Characteristic pungent odor |
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 5500-21-0
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 5500-21-0
Packaging of 5500-21-0
Industrial 5500-21-0 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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