1,3-Dibromo-2-propanol Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 96-21-9 |
| Product name | 1,3-Dibromo-2-propanol |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial GradeSpecialty GradeIndustrial Grade |
| Packaging | 25L/drum200L/drum1000L/IBC |
| 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 1,3-Dibromo-2-propanol
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 1,3-Dibromo-2-propanol Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 1,3-Dibromo-2-propanol
| Industry | Application | Process |
|---|---|---|
| Pesticides | Intermediate for synthesizing insecticides (e.g., fenpropathrin) | Reacted with p-chlorophenol and other reagents to prepare fenpropathrin |
| Pharmaceuticals | Intermediate for synthesizing antifungal agents (e.g., terbinafine) | Used in multi-step reactions—including cyclization and substitution—to construct the naphthalene ring side chain |
| Organic Synthesis | Multifunctional halohydrin reagent for epoxide ring-opening, etherification, and carbon-chain extension | Generates propylene oxide derivatives upon treatment with base; undergoes nucleophilic substitution with organometallic reagents |
| Polymers | Intermediate for crosslinkers or flame retardants | Participates in modification reactions of polyurethanes or epoxy resins to incorporate bromine and enhance flame retardancy |
Manufacturing Quality Control of 1,3-Dibromo-2-propanol
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detector | Quantifies 1,3-dibromo-2-propanol by retention time and peak area against a certified reference standard. |
| Water Content | Karl Fischer Titration | Measures water via coulometric or volumetric titration using iodine generation in a methanol-based reagent. |
| Acidity (as HBr) | Acid-Base Titration with NaOH | Neutralizes acidic impurities (e.g., HBr) using standardized sodium hydroxide solution and phenolphthalein indicator. |
| Residue on Ignition | Gravimetric Analysis | Determines non-volatile inorganic residue after high-temperature ashing and weighing. |
| Color | Visual Comparison or Spectrophotometry (APHA scale) | Evaluates color intensity by matching sample appearance to APHA platinum-cobalt standards or measuring absorbance at 455 nm. |
| Density | Digital Density Meter | Measures mass per unit volume at specified temperature (e.g., 20 degC) using oscillating U-tube principle. |
| Refractive Index | Refractometry | Determines ratio of light velocity in air vs. sample using total internal reflection at prism-sample interface. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantifies trace heavy metals after wet digestion and chelation, based on absorption of element-specific wavelengths. |
| Chloride Impurity | Ion Chromatography (IC) | Separates and quantifies chloride ions using anion-exchange column and conductivity detection. |
| Residual Solvents | Gas Chromatography (GC) with Headspace Sampling | Detects and quantifies volatile organic solvents (e.g., methanol, acetone) by partitioning into headspace gas phase. |
| Optical Rotation | Polarimetry | Measures rotation of plane-polarized light caused by chiral centers in the molecule using sodium D-line source. |
| Volatile Impurities (Total) | Gas Chromatography (GC) with FID detector | Semi-quantifies unknown volatiles by summing all non-solvent, non-main-peak areas relative to main compound response. |
Technical Specifications of 1,3-Dibromo-2-propanol
| Test Item | Specification |
|---|---|
| Appearance | Colorless to pale yellow liquid |
| Purity | >=98.5% (GC) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.542–1.548 |
| Relative Density (20°C/25°C) | 1.98–2.02 g/cm³ |
| Acid Value (mg KOH/g) | <=0.5 |
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 1,3-Dibromo-2-propanol
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 1,3-Dibromo-2-propanol
Packaging of 1,3-Dibromo-2-propanol
Industrial 1,3-Dibromo-2-propanol 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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