China Factory Direct
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| CAS number | 622-79-7 |
| Product name | BENZYL AZIDE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial GradeSpecialty GradeIndustrial 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 R&D | Synthetic intermediate | Used to prepare nitrogen-containing heterocyclic compounds, such as triazole derivatives via click chemistry with alkynes |
| Organic synthesis | Coupling reagent | Acts as an azidation reagent in coupling reactions—including Staudinger reduction and CuAAC—to construct C–N bonds |
| Materials science | Functionalization modifier | Applied for surface modification or introduction of azide groups at polymer chain termini to enable subsequent photo-crosslinking or bioconjugation |
| Biochemistry | Biomolecular labeling probe | Introduced into biomolecules via metabolic or chemical labeling for fluorescence labeling or affinity purification |
| Detection Item | Common Testing Method | Method Overview |
|---|---|---|
| Purity | Gas Chromatography (GC) | Utilizes gas chromatography to separate benzyl azide from impurities, with the main component purity calculated via peak area normalization. Suitable for samples with good volatility and moderate thermal stability. |
| Content Determination | High-Performance Liquid Chromatography (HPLC) | Employs reversed-phase HPLC with a C18 column as the stationary phase and UV detection (typically at 210–260 nm) for quantitative analysis of benzyl azide content, offering high sensitivity and excellent reproducibility. |
| Structure Confirmation | Proton Nuclear Magnetic Resonance (¹H NMR) | Confirms molecular structure by identifying characteristic chemical shifts in the ¹H NMR spectrum (e.g., benzyl —CH₂— around 4.5 ppm, aromatic protons at 7.2–7.4 ppm), verifying the identity of the target compound. |
| Functional Group Identification | Fourier Transform Infrared Spectroscopy (FT-IR) | Detects the strong absorption peak of the azide group (—N₃) at approximately 2100–2150 cm⁻¹, along with characteristic peaks for aromatic C–H and C=C bonds, assisting in confirming the presence of functional groups. |
| Moisture Content | Karl Fischer Titration (KF) | Uses either volumetric or coulometric Karl Fischer titration to accurately determine trace moisture levels in the sample, which is crucial for controlling the stability of azide compounds. |
| Residual Solvents | Headspace Gas Chromatography (HS-GC) | Analyzes potentially residual organic solvents (e.g., ethanol, dichloromethane) via headspace injection GC analysis, meeting requirements of ICH Q3C guidelines. |
| Heavy Metals | Inductively Coupled Plasma Mass Spectrometry (ICP-MS) or Atomic Absorption Spectroscopy (AAS) | After sample digestion, determines levels of heavy metals such as lead, arsenic, mercury, and cadmium to ensure compliance with pharmaceutical or industrial safety standards. |
| Azide Group Content | Titration (e.g., sodium nitrite reduction method) or Elemental Analysis | Indirectly determines azide group content through chemical titration or CHN elemental analysis by measuring nitrogen content and comparing it with theoretical values, used for assessing batch-to-batch quality consistency. |
| Test Item | Specification |
|---|---|
| Appearance | Clear to light brown 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 |
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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.