China Factory Direct
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| CAS number | 34352-59-5 |
| Product name | 1-METHYLPIPERAZINE DIHYDROCHLORIDE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical GradeMaterial GradeSpecialty GradeIndustrial 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 | Key intermediate in the synthesis of antipsychotic agents (e.g., aripiprazole) | Used in multistep organic synthesis to construct the piperazine ring structure |
| Pharmaceuticals | Synthesis of active pharmaceutical ingredients containing piperazine moieties, such as antidepressants and antihistamines | Acts as a nucleophile in alkylation or acylation reactions |
| Agrochemicals | Intermediate in the synthesis of fungicides and insecticides | Serves as a nitrogen source for introducing the piperazine scaffold during heterocycle construction |
| Fine Chemicals | Organic synthesis building block for preparing functionalized piperazine derivatives | Supplied as the hydrochloride salt to enhance stability and handling safety, facilitating storage and metering |
| Materials Science | Synthesis of ligands or precursors for functional materials | Acts as a nitrogen-containing ligand in the assembly of metal complexes |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Acid-Base Titration | Quantifies 1-methylpiperazine content by titration with standardized HCl using methyl orange indicator. |
| Water Content | Karl Fischer Titration | Measures water by coulometric or volumetric reaction of iodine with water in a methanol-based reagent. |
| Residue on Ignition | Gravimetric Analysis | Determines inorganic ash content by ignition at 700-800 C and weighing the residual mass. |
| Heavy Metals | Atomic Absorption Spectroscopy (AAS) | Quantifies Pb, Cd, Hg, As, and other heavy metals after acid digestion and atomization. |
| Chloride Impurity | Potentiometric Titration | Detects chloride ions by titration with silver nitrate using a silver indicator electrode. |
| Sulfate Impurity | Turbidimetric Method | Measures sulfate as barium sulfate precipitate formed in acidic medium, quantified by light scattering. |
| Related Substances | HPLC with UV Detection | Separates and quantifies structurally related impurities using reversed-phase C18 column and UV absorbance. |
| Melting Point | Capillary Melting Point Determination | Determines temperature range at which solid transitions to liquid using calibrated capillary apparatus. |
| Appearance | Visual Inspection | Assesses physical state, color, and presence of foreign particles against established reference standards. |
| Solubility | Qualitative Solubility Test | Evaluates dissolution behavior in specified solvents (e.g., water, ethanol) under controlled conditions. |
| pH of Aqueous Solution | pH Meter Measurement | Measures hydrogen ion activity in a 1% w/v aqueous solution using calibrated pH electrode. |
| Loss on Drying | Thermogravimetric Analysis (TGA) | Determines volatile content by measuring mass loss upon heating to 105 C for 2 hours under air. |
| Test Item | Specification |
|---|---|
| Appearance | White crystalline solid |
| Purity | >=98.0% |
| Water Content (KF) | <=0.5% |
| Melting Point | 178-182°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Residue on Ignition | <=0.1% |
| Heavy Metals | <=10 ppm |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() |
| Signal Word | Danger |
| 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.