China Factory Direct
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| CAS number | 3508-94-9 |
| Product name | 2-Isopropyl-2-phenylacetic acid |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeReagent GradeIndustrial GradeSpecialty Grade |
| Packaging | 25KG/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 |
|---|---|---|
| Pharmaceuticals | Intermediate in the synthesis of antihistamine drugs (e.g., diphenhydramine analogues) | Organic synthesis involving acylation, alkylation, and other reactions to construct the target molecular scaffold |
| Pesticides | Precursor in the synthesis of certain herbicides or plant growth regulators | Multi-step synthesis including esterification, condensation, and related reactions |
| Fine Chemicals | Intermediate in the synthesis of fragrances or flavor compounds | Esterification to produce ester compounds with specific olfactory properties |
| Research | Model compound or chiral building block in organic synthesis research | Laboratory-scale synthetic methods including chiral resolution and asymmetric synthesis |
| Test Item | Common Testing Method | Method Overview |
|---|---|---|
| Chemical Purity | High-Performance Liquid Chromatography (HPLC) | Using a reversed-phase C18 chromatographic column and a UV detector (e.g., 210–254 nm), quantifies the main component and impurity content based on retention time and peak area. |
| Structural Confirmation | Nuclear Magnetic Resonance Spectroscopy (NMR) | Analyzes the chemical shifts and coupling constants of hydrogen and carbon atoms via ¹H-NMR and ¹³C-NMR to confirm whether the molecular structure matches the target compound. |
| Molecular Weight Confirmation | Mass Spectrometry (MS) | Uses ESI or EI ion source to measure molecular ion peaks [M+H]⁺ or [M-H]⁻, verifying molecular weight and fragment features to assist in structural identification. |
| Moisture Content | Karl Fischer Titration | Quantifies trace moisture in the sample using electrochemical titration principles, suitable for moisture control in organic acid substances. |
| Residual Solvents | Gas Chromatography (GC) | Uses headspace or direct injection with an FID detector, analyzing common organic solvents (e.g., methanol, ethyl acetate) according to pharmacopoeia or ICH guidelines. |
| Melting Point | Capillary Melting Point Determination | Determines the initial melting to complete melting temperature range by heating, assessing the purity and crystalline consistency of the substance. |
| Heavy Metal Residues | Inductively Coupled Plasma Mass Spectrometry (ICP-MS) | Determines the content of elements such as lead, cadmium, arsenic, and mercury after sample digestion, ensuring compliance with safety standards for pharmaceutical or industrial products. |
| Related Substances (Impurity Profile) | Gradient Elution HPLC | Separates and quantifies process-related impurities and degradation products by optimizing the mobile phase gradient program, evaluating product stability and safety. |
| Specific Rotation (if chiral) | Polarimeter Measurement | If the compound contains a chiral center, its specific rotation should be measured to control optical purity (note: 2-isopropyl-2-phenylacetic acid has no chiral center; this item is optional). |
| pH Value / Acidity | pH Meter Measurement of Aqueous Solution | Determines the pH value of a sample solution at a certain concentration to evaluate the strength of acidity and whether it contains free acid or salt form impurities. |
| Test Item | Specification |
|---|---|
| Appearance | White to off-white crystalline powder |
| Purity | >=98.5% |
| Melting Point | 102–106°C |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Acid Value (mg KOH/g) | 180–195 mg KOH/g |
| Residue on Ignition | <=0.1% |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
| Pictograms | ![]() ![]() |
| Signal Word | Danger |
| 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.