China Factory Direct
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| CAS number | 84-83-3 |
| Product name | 1,3,3-Trimethyl-2-(formylmethylene)indoline |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradeIndustrial GradeSpecialty 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 |
|---|---|---|
| Pharmaceuticals | Synthesis of antifungal agents | Used as a key intermediate in the synthesis of antifungal agents such as fluconazole, reacting with specific compounds to form the target product. |
| Fragrances | Production of fragrance ingredients | Applied in the synthesis of certain aroma compounds—e.g., floral fragrances—typically via esterification or other organic synthesis methods. |
| Pesticides | Manufacture of pesticide intermediates | Serves as a fundamental raw material for synthesizing certain insecticides or fungicides, contributing to the construction of active ingredient structures. |
| Dyes | Dye manufacturing | Employed as a starting material in the production of certain dye classes—e.g., azo dyes—in the dye industry. |
| Chemicals | Synthesis of other chemical products | Utilized as an important organic building block in the preparation of various fine chemicals. |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) | Quantitative determination of main component using flame ionization detection and external standard calibration. |
| Water Content | Karl Fischer Titration | Electrochemical titration based on iodine consumption in a reaction with water in anhydrous methanol/pyridine medium. |
| Acidity (as Acetic Acid) | Acid-Base Titration | Neutralization of acidic impurities with standardized sodium hydroxide solution using phenolphthalein indicator. |
| Color (APHA) | Visual Comparison or Spectrophotometry | Comparison of sample color against platinum-cobalt standard solutions or measurement of absorbance at 430 nm. |
| Density at 20 C | Digital Density Meter | Measurement of mass per unit volume using oscillating U-tube principle with temperature control. |
| Refractive Index at 20 C | Refractometry | Determination of light bending angle at air-sample interface using calibrated Abbe refractometer. |
| Residue on Evaporation | Gravimetric Analysis | Evaporation of known sample volume to dryness followed by weighing of non-volatile residue. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantification of metal impurities after acid digestion and chelation, using hollow cathode lamp absorption. |
| Non-Volatile Matter | Gravimetric Analysis | Evaporation of sample under controlled conditions and weighing of residual solids after drying. |
| Aldehyde Content (by Hydroxylamine Hydrochloride) | Spectrophotometry (UV-Vis) | Formation of oxime derivative followed by measurement of absorbance at characteristic wavelength. |
| Chloride Impurity | Ion Chromatography (IC) | Separation and quantification of chloride anions using conductivity detection after eluent suppression. |
| Specific Optical Rotation | Polarimetry | Measurement of rotation angle of plane-polarized light passing through a sample solution in a defined cell pathlength. |
| Test Item | Specification |
|---|---|
| Appearance | Red solid |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Identification (NMR) | Consistent with structure |
| Melting Point | 48–52°C |
| Odor | Characteristic aldehyde odor |
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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.