China Factory Direct
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| CAS number | 72080-83-2 |
| Product name | N-Cbz-1,2-diaMinoethane |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeReagent GradeIndustrial GradeSpecialty 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 |
|---|---|---|
| Pharmaceuticals | Intermediate in the synthesis of antibacterial agents (e.g., cephalosporin antibiotics) | Participates in active pharmaceutical ingredient (API) construction via organic synthesis steps including deprotection and condensation |
| Pharmaceuticals | Key building block for synthesizing antiviral or antitumor compounds | Introduces nitrogen-containing heterocyclic structures in multistep syntheses, followed by hydrogenation or cyclization to form target molecules |
| Fine Chemicals | Chiral ligand or catalyst precursor | Generates 1,2-diaminoethane derivatives upon CBZ deprotection, used in asymmetric catalysis |
| Research | Used in peptide chemistry and protein modification studies | Functions as an amino-protected ethylenediamine unit in coupling reactions during solid-phase or solution-phase peptide synthesis |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC with UV detection | Quantitative determination based on peak area comparison against a certified reference standard using reversed-phase chromatography. |
| Water Content | Karl Fischer titration | Electrochemical titration where iodine reacts stoichiometrically with water in a methanol-based solvent system. |
| Residual Solvents | Gas Chromatography (GC-FID) | Separation and quantification of volatile organic solvents using capillary column and flame ionization detection. |
| Heavy Metals | ICP-OES | Multi-element quantification of metallic impurities after acid digestion by measuring atomic emission intensities at characteristic wavelengths. |
| Chloride Impurity | Ion Chromatography (IC) | Separation and quantification of chloride anions using anion-exchange column and conductivity detection. |
| Residual Palladium | ICP-MS | Ultra-trace quantification of palladium catalyst residue via mass spectrometric detection of isotopic ions after microwave digestion. |
| Acid Value | Acid-base titration | Neutralization of acidic impurities with standardized sodium hydroxide solution using phenolphthalein indicator. |
| Color | APHA Color Scale (Visual or Spectrophotometric) | Comparison of sample solution color intensity to platinum-cobalt standard solutions at 455 nm. |
| Specific Optical Rotation | Polarimetry | Measurement of rotation angle of plane-polarized light caused by chiral compounds in solution at specified concentration and path length. |
| Residue on Ignition | Gravimetric analysis | Determination of non-volatile inorganic residue after high-temperature ashing and weighing of the crucible residue. |
| pH (10% aqueous solution) | pH meter measurement | Potentiometric measurement of hydrogen ion activity using calibrated glass electrode in aqueous solution. |
| Related Substances | HPLC with diode array detection | Identification and quantification of structurally related impurities by retention time and UV spectral matching against reference standards. |
| Test Item | Specification |
|---|---|
| Appearance | Yellow liquid |
| Purity | >=98.0% (HPLC) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Identification (NMR) | Consistent with structure |
| Odor | Characteristic odor |
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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.