3-Dimethylaminopropane-1,2-diol Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 623-57-4 |
| Product name | 3-Dimethylaminopropane-1,2-diol |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeMaterial GradeSpecialty GradeCosmetic GradeFood 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 3-Dimethylaminopropane-1,2-diol
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 3-Dimethylaminopropane-1,2-diol Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 3-Dimethylaminopropane-1,2-diol
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Used as an intermediate in the synthesis of antihistamines and local anesthetics | Prepared via nucleophilic substitution of 3-chloro-1,2-propanediol with dimethylamine |
| Cosmetics | Used as a humectant and pH adjuster | Reacted with dimethylamine under mild alkaline conditions, followed by purification for use in skincare formulations |
| Pesticides | Used as an intermediate in the synthesis of herbicides and insecticides | Produced via ring-opening addition of propylene oxide with dimethylamine, followed by isolation and purification |
| Polymers | Used as a chain extender for polyurethanes and a modifier for epoxy resins | Undergoes polymerization with diisocyanates or epichlorohydrin under catalytic conditions |
Manufacturing Quality Control of 3-Dimethylaminopropane-1,2-diol
| Test Item | Common Test Method | Method Overview |
|---|---|---|
| Appearance | Visual Inspection | Observe the sample's color and physical state (e.g., colorless to pale yellow transparent liquid) to determine if it meets standard specifications. |
| Assay | Gas Chromatography (GC) | Separation using a capillary column with FID detection; quantify main component via internal or external standard method to evaluate purity. |
| Related Substances | Gas Chromatography (GC) | Detect and quantify by-products or degradation impurities under assay conditions, ensuring total impurity levels remain within acceptable limits. |
| Water Content | Karl Fischer Titration | Quantitative reaction between Karl Fischer reagent and water; determine moisture content via potentiometric or visual endpoint detection to control drying level. |
| pH Value | pH Meter Method | Prepare an aqueous solution of specified concentration and measure acidity/alkalinity using a calibrated pH meter to assess stability and corrosion risk. |
| Density | Densimeter Method / Pycnometer Method | Measure sample density at a specified temperature (e.g., 20°C) for identification and process consistency control. |
| Refractive Index | Abbe Refractometer Method | Determine refractive index at a specific temperature as a physical constant to assist in identification and assessment of purity. |
| Residual Solvents | Headspace Gas Chromatography (HS-GC) | Use headspace sampling to separate volatile organic solvents, followed by detection with FID or MS to monitor residual solvent levels from manufacturing. |
| Heavy Metals | Atomic Absorption Spectroscopy (AAS) | After sample digestion, use atomic absorption spectrometer to measure heavy metal elements such as lead, arsenic, and mercury to ensure product safety. |
| Amine Value (Optional) | Acid-Base Titration | Titrate basic amino groups in the sample with standardized hydrochloric acid solution to calculate amine value, reflecting active functional group content. |
Technical Specifications of 3-Dimethylaminopropane-1,2-diol
| Test Item | Specification |
|---|---|
| Appearance | Colorless liquid |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.475–1.485 |
| Relative Density (20°C/25°C) | 1.060–1.080 g/cm³ |
| Odor | Characteristic amine-like 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 3-Dimethylaminopropane-1,2-diol
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 3-Dimethylaminopropane-1,2-diol
Safety Information of 3-Dimethylaminopropane-1,2-diol
| Pictograms |  |
| Signal Word | Danger |
| Safety Data Sheet | |
Packaging of 3-Dimethylaminopropane-1,2-diol
Industrial 3-Dimethylaminopropane-1,2-diol 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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