Dimethyl 5-aminoisophthalate Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 99-27-4 |
| Product name | Dimethyl 5-aminoisophthalate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial GradeSpecialty 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) |
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Documents We Provide for Dimethyl 5-aminoisophthalate
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Dimethyl 5-aminoisophthalate Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Dimethyl 5-aminoisophthalate
| Industry | Application | Process |
|---|---|---|
| Chemical | Synthesis of fluorescent whitening agents | Acylated and condensed |
| Pharmaceutical | Preparation of antibacterial drug intermediates | Amino protection, esterification, and cyclization |
| Dyes | Production of azo dyes | Diazotization and coupling |
| Materials Science | Preparation of functional polymers | Condensation polymerization |
| Organic Synthesis | Multifunctional intermediate | Multi-step reactions including hydroxylation, oxidation, and reduction |
Manufacturing Quality Control of Dimethyl 5-aminoisophthalate
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC-UV | Quantification based on peak area comparison against a certified reference standard using reversed-phase chromatography and UV detection at 254 nm. |
| Related Substances | HPLC-UV | Separation and quantification of impurities (e.g., monoester, acid, isomers) relative to main peak using gradient elution and UV detection. |
| Residual Solvents | GC-FID | Identification and quantification of volatile solvents (e.g., methanol, toluene) by gas chromatography with flame ionization detection. |
| Moisture Content | Karl Fischer Titration | Electrochemical titration measuring water content via iodine-sulfur dioxide reaction in pyridine-methanol medium. |
| Heavy Metals (as Pb) | ICP-OES | Multi-element quantification of heavy metals after acid digestion, based on atomic emission intensities at characteristic wavelengths. |
| Chloride Impurity | Ion Chromatography | Separation and conductivity detection of chloride ions using anion-exchange column and suppressed conductivity detector. |
| Melting Point | Capillary Melting Point Apparatus | Determination of solid-to-liquid transition temperature range using controlled heating and visual observation. |
| Appearance | Visual Inspection | Assessment of physical state, color, and presence of foreign particles under standardized white light and against specified reference standards. |
| Acid Value | Acid-Base Titration | Neutralization of free carboxylic acid groups with standardized NaOH solution using phenolphthalein indicator. |
| Residue on Ignition | Gravimetric Analysis | Measurement of non-volatile inorganic residue after high-temperature ashing at 700-800 C and weighing. |
| Particle Size Distribution | Laser Diffraction | Analysis of size distribution by measuring angular variation in intensity of laser light scattered by suspended particles. |
| Bulk Density | Graduated Cylinder Method | Calculation of mass per unit volume for freely settled powder in a calibrated cylinder under defined conditions. |
Technical Specifications of Dimethyl 5-aminoisophthalate
| Test Item | Specification |
|---|---|
| Appearance | Pale-yellow solid |
| Purity | >=98.0% (GC-MS) |
| Melting Point | 148–152°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Heavy Metals | <=20 ppm |
| Residue on Ignition | <=0.1% |
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 Dimethyl 5-aminoisophthalate
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of Dimethyl 5-aminoisophthalate
Packaging of Dimethyl 5-aminoisophthalate
Industrial Dimethyl 5-aminoisophthalate 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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