China Factory Direct
|
|
| CAS number | 704-45-0 |
| Product name | 2-METHOXY-4-METHYLBENZOIC ACID |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial GradeSpecialty GradeIndustrial GradeCosmetic GradeFood 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) |
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 |
|---|---|---|
| Pesticides | Intermediate for synthesizing herbicides and insecticides | Reacted with amines or alcohols via esterification, amidation, or coupling reactions to generate active ingredients |
| Pharmaceuticals | Used to synthesize bioactive drug molecules, such as anti-inflammatory agents or central nervous system drugs | Employed as an aromatic ring substituent in electrophilic substitution, reduction, or coupling reactions to construct pharmacophores |
| Dyes & Pigments | Intermediate for organic dyes, enhancing color stability and substrate adhesion | Introduced with methoxy and carboxy groups via diazotization-coupling reactions to increase dye molecule polarity |
| Fragrances & Flavors | Precursor for fragrance compounds, used to synthesize woody or spicy aroma chemicals | Converted into volatile aromatic derivatives via reduction, esterification, or etherification reactions |
| Polymers & High-Performance Materials | Functional monomer or modifier for synthesizing specialty resins and polymers | Incorporated into polymer backbones via transesterification or condensation polymerization to introduce aromatic carboxylic acid structures, thereby improving thermal stability |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | HPLC with UV detection | Quantitative determination based on peak area comparison against a certified reference standard using reversed-phase chromatography. |
| Related Substances | HPLC with UV detection | Separation and quantification of structurally similar impurities using gradient elution and UV absorbance at specified wavelength. |
| Residual Solvents | Gas Chromatography (GC) with FID | Separation and quantification of volatile organic solvents based on retention time and flame ionization response. |
| Water Content | Karl Fischer titration | Electrochemical titration measuring water via iodine-sulfur dioxide reaction in anhydrous methanol-based medium. |
| Heavy Metals | ICP-MS | Multi-element quantification of toxic metals (e.g., Pb, Cd, Hg, As) after acid digestion using inductively coupled plasma mass spectrometry. |
| Chloride Content | Ion Chromatography (IC) | Separation and quantification of chloride ions using anion-exchange column and conductivity detection. |
| Sulfated Ash | Gravimetric analysis | Determination of inorganic residue after high-temperature incineration followed by weighing of the cooled ash. |
| Melting Point | Capillary melting point apparatus | Thermal transition measurement based on optical observation of solid-to-liquid phase change under controlled heating rate. |
| Specific Optical Rotation | Polarimetry | Measurement of rotation angle of plane-polarized light induced by chiral compounds in solution at specified concentration and temperature. |
| pH of Aqueous Suspension | Potentiometric pH measurement | Determination of hydrogen ion activity in a saturated aqueous suspension using calibrated glass electrode system. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light intensity patterns to calculate volume-based particle size distribution in dispersed sample. |
| Residue on Ignition | Gravimetric analysis | Quantification of non-volatile inorganic residue after ignition at 700-800 C and subsequent gravimetric measurement. |
| Test Item | Specification |
|---|---|
| Appearance | White crystalline solid |
| Purity | >=98.0% (by LC-MS) |
| Melting Point | 128–132°C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Heavy Metals | <=10 ppm |
| Acid Value (mg KOH/g) | 420–440 mg KOH/g |
|
|
|
| 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.