China Factory Direct
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| CAS number | 40542-90-3 |
| Product name | ADIPIC ACID MONOBENZYL ESTER |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeIndustrial 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) |
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 | Intermediate in the synthesis of prostaglandin analogs (e.g., PGF2α analogs) | Esterification and condensation reactions in organic synthesis |
| Fine Chemicals | Organic synthesis building block for constructing complex molecular frameworks | Protecting group strategies and functional group transformations in multistep synthesis |
| Polymers | Potential monomer candidate for research on biodegradable polyesters or copolymers | Condensation polymerization to produce functional polymeric materials |
| Detection Item | Common Analytical Method | Method Overview |
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| Assay (Purity) | HPLC with UV detection | Quantification based on peak area comparison against a certified reference standard using reversed-phase chromatography. |
| Acid Value | Acid-base titration with NaOH | Neutralization of carboxylic acid groups with standardized sodium hydroxide solution using phenolphthalein indicator. |
| Residual Benzyl Alcohol | GC-FID | Separation and quantification by gas chromatography with flame ionization detection using an appropriate capillary column. |
| 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 detection after acid digestion, based on characteristic atomic emission intensities at specific wavelengths. |
| Chloride Impurity | Ion Chromatography | Separation of chloride anions on an anion-exchange column followed by conductivity detection. |
| Sulfated Ash | Gravimetric analysis | Incineration at 750 C to oxidize organic matter, followed by sulfuric acid treatment and weighing of residual inorganic ash. |
| Color (APHA) | Visual comparison or spectrophotometric measurement | Comparison of sample solution color intensity against APHA platinum-cobalt standards at 455 nm. |
| Melting Point | Capillary melting point apparatus | Determination of temperature range over which solid transitions to liquid, observed visually under controlled heating rate. |
| Residual Solvents (e.g., toluene, ethyl acetate) | Headspace GC-FID | Quantification of volatile solvents after thermal equilibration in sealed vials, followed by gas chromatographic separation. |
| Related Substances | HPLC with PDA detection | Identification and quantification of structurally similar impurities using photodiode array detection and retention time matching. |
| Specific Optical Rotation | Polarimetry | Measurement of rotation angle of plane-polarized light passing through a solution, indicating chiral purity and identity. |
| Test Item | Specification |
|---|---|
| Appearance | White to off-white crystalline powder |
| Purity | >=98.5% |
| Melting Point | 72-76°C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Acid Value (mg KOH/g) | 240-255 mg KOH/g |
| Residue on Ignition | <=0.1% |
| Heavy Metals | <=10 ppm |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
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.