2-Chloro-1,3,2-dioxaphospholane Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 822-39-9 |
| Product name | 2-Chloro-1,3,2-dioxaphospholane |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical 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) |
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Documents We Provide for 2-Chloro-1,3,2-dioxaphospholane
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 2-Chloro-1,3,2-dioxaphospholane Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 2-Chloro-1,3,2-dioxaphospholane
| Industry | Application | Process |
|---|---|---|
| Pesticides | Intermediate for synthesizing organophosphorus insecticides | Used as a cyclic phosphorochloridate intermediate in condensation reactions with amines or alcohols to form P–O or P–N bonds |
| Pharmaceuticals | Intermediate for synthesizing phosphorus-containing drugs | Applied to construct phosphate ester or phosphoramide structures, serving as a phosphorus source for active molecules and coupling with alcohols or amines under mild conditions |
| Chemical Synthesis | Organophosphorus reagent | Employed as a cyclic phosphinyl chloride reagent for selective introduction of phosphinyl groups in esterification, amination, and related reactions |
Manufacturing Quality Control of 2-Chloro-1,3,2-dioxaphospholane
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detector | Quantitative determination based on peak area comparison against certified reference standard under optimized chromatographic conditions. |
| Water Content | Karl Fischer Titration | Electrochemical titration measuring water via reaction with iodine, sulfur dioxide, and base in methanol/pyridine medium. |
| Acidity (as HCl) | Acid-Base Titration with NaOH | Neutralization of acidic impurities using standardized sodium hydroxide solution and potentiometric or indicator endpoint detection. |
| Residue on Ignition | Gravimetric Analysis | Measurement of non-volatile inorganic residue after controlled high-temperature ashing and weighing. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantification of total heavy metals by atomization and measurement of absorbance at characteristic wavelengths. |
| Chloride Impurities | Ion Chromatography (IC) | Separation and quantification of chloride anions using ion-exchange column and conductivity detection. |
| Phosphorus Content | UV-Vis Spectrophotometry (after ammonium molybdate reaction) | Colorimetric determination of orthophosphate formed from acid hydrolysis, measured at ~880 nm. |
| Volatility Residue | Gas Chromatography-Mass Spectrometry (GC-MS) | Identification and semi-quantitation of volatile organic impurities by retention time and mass spectral matching. |
| Appearance | Visual Inspection | Assessment of physical state, color, and clarity against specified standards under controlled lighting. |
| Density | Digital Density Meter | Measurement of mass per unit volume at specified temperature using oscillating U-tube principle. |
| Refractive Index | Abbe Refractometer | Determination of light bending angle at air-sample interface to infer purity and composition. |
| Flash Point | Pensky-Martens Closed Cup Tester | Measurement of lowest temperature at which vapors ignite in presence of flame under standardized closed-cup conditions. |
Technical Specifications of 2-Chloro-1,3,2-dioxaphospholane
| Test Item | Specification |
|---|---|
| Appearance | Colorless to light yellow clear liquid |
| Purity | >=98.5% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.465–1.475 |
| Relative Density (20°C/25°C) | 1.22–1.24 g/cm³ |
| Odor | Characteristic chlorinated odor |
Specifications vary by industry. Reach out to our technical experts for a COA tailored specifically to your application. Email:selse@GRchemical.com
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Download COA of 2-Chloro-1,3,2-dioxaphospholane
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 2-Chloro-1,3,2-dioxaphospholane
Safety Information of 2-Chloro-1,3,2-dioxaphospholane
| Pictograms |  |
| Signal Word | Danger |
| Safety Data Sheet | |
Packaging of 2-Chloro-1,3,2-dioxaphospholane
Industrial 2-Chloro-1,3,2-dioxaphospholane Procurement FAQ
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.
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