China Factory Direct
|
|
| CAS number | 18934-81-1 |
| Product name | BOC-12-ADO-OH |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial GradeSpecialty GradeCosmetic GradeFood Grade |
| Packaging | 25KG/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 |
|---|---|---|
| Pharmaceutical Industry | Intermediate | Used to synthesize specific structural motifs in drug molecules |
| Biochemistry | Synthesis of Biologically Active Molecules | Serves as a building block for synthesizing small-molecule compounds with biological activity |
| Materials Science | Polymer Modification | Applied to prepare polymer materials containing specific functional groups, thereby enhancing material properties |
| Personal Care Industry | Formulation Ingredient | Used to produce active ingredients in certain skincare products, delivering skin protection or repair functions |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantifies main component using reversed-phase HPLC with UV detection at 210 nm, based on peak area comparison against reference standard. |
| Identity | FT-IR Spectroscopy | Confirms molecular structure by matching characteristic functional group absorption bands (e.g., C=O, N–H, C–O–C) to reference spectrum. |
| Residual Solvents | GC-FID | Separates and quantifies volatile organic solvents (e.g., THF, DMF, ethyl acetate) using capillary GC with flame ionization detection. |
| Water Content | Karl Fischer Titration (Coulometric) | Determines trace water via electrochemical iodine generation and stoichiometric reaction with water in anhydrous methanol-based medium. |
| Acid Value | Acid-Base Titration (NaOH, phenolphthalein) | Measures free carboxylic acid groups by titration with standardized sodium hydroxide solution to endpoint. |
| Residual BOC Protecting Group | 1H NMR Spectroscopy | Verifies presence/absence of tert-butyl signals (δ ~1.4 ppm) and carbamate NH protons (δ ~5–6 ppm) in deuterated chloroform. |
| Heavy Metals (Pb, Cd, Hg, As) | ICP-MS | Quantifies trace elemental impurities after acid digestion by mass-selective detection of metal isotopes with high sensitivity. |
| Chloride Impurity | Ion Chromatography (IC) | Separates and quantifies chloride anions using suppressed conductivity detection after elution with carbonate/bicarbonate buffer. |
| Related Substances | HPLC-UV (Gradient) | Detects and quantifies structurally related impurities (e.g., deprotected amine, lactam, hydrolysis products) using gradient elution and UV detection. |
| Melting Point | Capillary Melting Point Apparatus | Determines thermal transition range by observing solid-to-liquid phase change under controlled heating rate per USP <741>. |
| Residue on Ignition | Gravimetric Analysis (Sulfated Ash) | Measures inorganic residue mass after controlled charring and high-temperature (700–800 °C) incineration of sample. |
| Optical Rotation | [α]D Measurement (Polarimetry) | Confirms chiral integrity (if applicable) by measuring specific rotation at 589 nm using sodium D-line in specified solvent/concentration. |
| Test Item | Specification |
|---|---|
| Appearance | White solid |
| Purity | >=98.0% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 75-79°C |
| Acid Value (mg KOH/g) | 185-195 mg KOH/g |
| Heavy Metals | <=10 ppm |
|
|
|
| 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.