China Factory Direct
|
|
| CAS number | 73502-03-1 |
| Product name | 5-METHOXY-2-METHYL-BENZOIC ACID METHYL ESTER |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Cosmetic GradeFood 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 |
|---|---|---|
| Fragrance | Used as a fixative and modifier in fragrance formulations to impart floral, fruity, and woody notes | Added directly during fragrance compounding, typically at 0.1–5.0% (w/w) |
| Household & Personal Care | Used for fragrance incorporation in soaps, detergents, shower gels, and similar products | Incorporated into the final product system after co-solubilization with surfactants and other fragrance ingredients |
| Food Flavorings | FEMA GRAS-recognized food flavoring (FEMA No. 4283), used in berry, citrus, and peach flavor formulations | Added to food products within limits specified by GB 2760–2024 and FDA 21 CFR §172.515 |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | GC-FID or HPLC-UV | Quantitative determination using calibrated chromatographic separation and detector response relative to reference standard. |
| Related Substances | HPLC-UV with gradient elution | Separation and quantification of structurally similar impurities using reversed-phase chromatography and UV detection. |
| Residual Solvents | GC-FID with headspace sampling | Volatile organic solvents quantified by gas chromatography after thermal equilibration in sealed vials. |
| Water Content | Karl Fischer Titration | Electrochemical titration based on iodine consumption in a reaction specific to water in anhydrous methanol/pyridine medium. |
| Heavy Metals (as Pb) | ICP-OES | Multi-element detection via atomic emission from plasma-excited atoms; quantified against certified metal standards. |
| Chloride Impurity | Ion Chromatography (IC) | Separation of anions on ion-exchange column followed by conductivity detection and calibration with NaCl standard. |
| Sulfated Ash | Gravimetric Analysis | Sample incinerated at 700-800 C, residue treated with sulfuric acid and re-ignited; mass of inorganic sulfate ash measured. |
| Acid Value | Acid-Base Titration (NaOH in ethanol) | Neutralization of acidic functional groups with standardized sodium hydroxide solution using phenolphthalein indicator. |
| Appearance (Solution) | Visual Inspection | Assessment of clarity and color of a defined concentration in specified solvent under controlled lighting conditions. |
| Melting Point | Capillary Melting Point Apparatus | Thermal transition observed as solid-to-liquid phase change using calibrated capillary tube method per USP <741>. |
| Specific Optical Rotation | Polarimetry | Measurement of rotation angle of plane-polarized light induced by chiral molecules in solution at specified wavelength and temperature. |
| Residue on Ignition | Gravimetric Analysis | Mass of non-volatile residue remaining after ignition at 600-700 C, expressed as percentage of sample weight. |
| Test Item | Specification |
|---|---|
| Appearance | Colorless to pale yellow liquid |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.525–1.535 |
| Relative Density (20°C/25°C) | 1.110–1.130 g/cm³ |
| Odor | Characteristic ester-like odor |
|
|
|
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() |
| Signal Word | Warning |
| Safety Data Sheet | |
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.