China Factory Direct
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| CAS number | 57260-71-6 |
| Product name | tert-Butyl 1-piperazinecarboxylate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial Grade |
| Packaging | 25KG/bag500KG/bag1000KG/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) |
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 | Synthetic intermediate for active pharmaceutical ingredients (e.g., antipsychotics, antihistamines) | Organic synthesis reactions (e.g., deprotection, acylation) |
| Agrochemicals | Synthetic intermediate for agrochemical active ingredients | Organic synthesis |
| Fine Chemicals | Custom synthesis and structural modification of high-value chemicals | Chemical modification and derivatization |
| Test Item | Common Testing Method | Method Summary |
|---|---|---|
| Appearance | Visual Inspection | Observe the color, physical state, and whether there are lumps or visible impurities; typically appears as white to off-white crystalline powder. |
| Identification | Infrared Spectroscopy (IR) | Compare sample spectrum with reference standard; confirm molecular structure by characteristic absorption peaks (e.g., C=O stretching vibration around 1700 cm⁻¹, N-H, C-O, etc.). |
| Purity/Assay | High-Performance Liquid Chromatography (HPLC) | Use a reversed-phase C18 column and UV detector (commonly set at 210–230 nm), with gradient elution using water and organic solvent. Calculate the main peak area using external standard or normalization method to determine content. |
| Related Substances (Impurities) | High-Performance Liquid Chromatography (HPLC) | Same as above; detect impurity peaks other than the main component to evaluate total organic impurities. Typically requires individual impurity ≤ 0.5% and total impurities ≤ 1.0%. |
| Moisture Content | Karl Fischer Titration | Electrochemical titration method for accurate determination of moisture content in the sample. Typically requires moisture ≤ 0.5%. |
| Residual Solvents | Gas Chromatography (GC) | Use capillary column and FID detector to analyze possible residual organic solvents (e.g., methanol, ethanol, dichloromethane, tetrahydrofuran, etc.), complying with ICH Q3C limits. |
| Melting Point | Melting Point Apparatus | Determine melting point using automated or capillary melting point instrument to assess compound purity and consistency. Typical melting range for N-BOC-piperazine is approximately 105–110°C. |
| Heavy Metals | Atomic Absorption Spectroscopy (AAS) or ICP-MS | Digest the sample and measure residual levels of heavy metals such as lead, cadmium, mercury, and arsenic. Must comply with pharmacopeial or customer-specified limits (e.g., ≤10 ppm). |
| Sulfated Ash (Residue on Ignition) | Gravimetric Method | Sample is charred at high temperature and treated with sulfuric acid, then the weight of inorganic residue is measured to assess inorganic impurity content. Typically requires ≤0.1%. |
| Crystal Form Analysis | X-Ray Diffraction (XRD) | Analyze the crystal structure of solid samples to confirm polymorphic consistency; especially important for quality control of substances with multiple crystalline forms. |
| Test Item | Specification |
|---|---|
| Appearance | White to light yellow crystalline powder |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Melting Point | 62.0–66.0°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Identification (NMR) | Conforms to reference standard |
| Residue on Ignition | <=0.1% |
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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.