China Factory Direct
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| CAS number | 12113-07-4 |
| Product name | Triphenylborane-sodium hydroxide adduct |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeReagent 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 | Synthesis of pharmaceutical intermediates | Used as a reducing agent in the synthesis of various pharmaceutical intermediates, including those for anticancer and cardiovascular disease therapeutics |
| Organic Synthesis | Reducing agent | Applied as a highly selective reducing agent in asymmetric synthesis, facilitating carbon–carbon bond formation |
| Materials Science | New material synthesis | Employed as either a catalyst or reactant in the synthesis of novel polymeric materials |
| Research Institutions | Laboratory research | Utilized in organic chemistry laboratories for targeted reaction studies, particularly in the synthesis of complex organic molecules |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantitative determination using reverse-phase HPLC with UV detection at 254 nm, calibrated against certified reference standard. |
| Residual Solvents | GC-FID | Separation and quantification of volatile organic solvents (e.g., THF, toluene) using capillary GC with flame ionization detection. |
| Water Content | Karl Fischer Titration | Volumetric or coulometric titration based on the stoichiometric reaction of iodine with water in pyridine/methanol medium. |
| Inorganic Impurities (Na, K, Fe, Ca, Mg) | ICP-OES | Multi-element quantification after acid digestion, based on element-specific atomic emission intensities in argon plasma. |
| Chloride Content | Ion Chromatography | Separation of chloride anions on anion-exchange column with suppressed conductivity detection. |
| Heavy Metals (Pb, Cd, As, Hg) | ICP-MS | Ultra-trace quantification after microwave-assisted digestion, using mass spectrometric detection of isotopic ions. |
| Residual Boron | ICP-OES | Direct measurement of total boron after sample dissolution and dilution, based on B 249.77 nm emission line. |
| Organic Impurities (Related Substances) | HPLC-DAD | Detection and semi-quantification of structurally related compounds (e.g., triphenylborane, sodium hydroxide adduct variants) using diode array detection. |
| Melting Point | Capillary Melting Point Apparatus | Determination of temperature range at which solid-to-liquid phase transition occurs under controlled heating rate. |
| Loss on Drying | Gravimetric Analysis | Mass loss measured after drying at 105 C for 2 hours under vacuum or nitrogen purge. |
| pH of Aqueous Slurry | Potentiometric pH Measurement | pH determined in a defined suspension (e.g., 1% w/v in CO2-free water) using calibrated glass electrode. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered light intensity patterns from dispersed particles to calculate volume-based size distribution. |
| Test Item | Specification |
|---|---|
| Appearance | White to off-white crystalline solid |
| Purity | >=98.0% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Melting Point | 185-190°C |
| Identification (NMR) | Consistent with structure |
| Residue on Ignition | <=0.1% |
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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.