China Factory Direct
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| CAS number | 56578-35-9 |
| Product name | 2-PROPENAL, 3-(4-METHYLPHENYL)-,(2E) |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical 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 |
|---|---|---|
| Food Industry | Flavoring Agent | Used as a cinnamon- and clove-flavored flavoring agent to enhance aroma in food products. |
| Cosmetics and Perfumery | Flavoring Agent | Applied in the manufacture of perfumes, skincare products, and personal care formulations to impart a warm cinnamon fragrance. |
| Pharmaceutical Industry | Intermediate | Employed as an intermediate in the synthesis of certain active pharmaceutical ingredients, including anti-inflammatory and antimicrobial agents. |
| Industrial Applications | Additive | Incorporated into plastics and coatings to enhance performance or impart fragrance. |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (p-Methylcinnamaldehyde Content) | Gas Chromatography (GC) with FID detection | Quantitative determination based on peak area comparison against a certified reference standard using a polar capillary column. |
| Appearance | Visual Inspection | Assessment of physical state and clarity in a transparent container under controlled lighting conditions. |
| Color | Hazen Color Scale (APHA) by Visual Comparison | Comparison of sample color intensity against standardized platinum-cobalt solutions using a Nessler tube. |
| Odor | Sensory Evaluation | Trained personnel assess characteristic odor profile and detect off-odor impurities. |
| Refractive Index | Refractometry at 20 C | Measurement of light bending angle as it passes through the liquid sample using a calibrated digital refractometer. |
| Specific Gravity | Pycnometry or Digital Density Meter | Determination of mass-to-volume ratio relative to water at specified temperature (e.g., 25/25 C). |
| Acid Value | Acid-Base Titration with KOH in ethanol | Neutralization of free acidic impurities using standardized alcoholic potassium hydroxide solution and phenolphthalein indicator. |
| Water Content | Karl Fischer Coulometric Titration | Electrochemical quantification of water via iodine generation and stoichiometric reaction with sample moisture. |
| Residue on Ignition | Gravimetric Analysis after Muffle Furnace Heating | Weighing of non-volatile inorganic residue remaining after high-temperature ashing of a weighed sample. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) after acid digestion | Quantification of total heavy metals by atomization and absorption measurement at element-specific wavelengths following microwave-assisted digestion. |
| Aldehyde Content (Total) | Sodium Bisulfite Titration | Reaction of aldehyde groups with excess sodium bisulfite, followed by back-titration of unreacted bisulfite with iodine solution. |
| Related Substances (Impurities) | Gas Chromatography-Mass Spectrometry (GC-MS) | Separation and identification of volatile impurities by retention time and mass spectral matching against reference libraries. |
| Test Item | Specification |
|---|---|
| Appearance | Yellow solid |
| Purity | >=98.5% (GC) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Melting Point | 42–46°C |
| Refractive Index (n20/D) | 1.612–1.618 |
| Odor | Characteristic floral, hyacinth-like odor |
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| 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.