China Factory Direct
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| CAS number | 551-08-6 |
| Product name | N-BUTYLIDENEPHTHALIDE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical GradeReagent GradeCosmetic GradeFood Grade |
| Packaging | 25L/drum200L/drum1000L/IBC |
| 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 |
|---|---|---|
| Fine Fragrance Industry | Used as a fragrance ingredient, imparting a distinctive aroma | Purified after chemical synthesis or extraction from natural sources, then formulated into perfumes or other fragranced products |
| Personal Care Industry | Used as a fragrance component in cosmetics | Incorporated into various personal care products—such as shampoos and body washes—to enhance aromatic appeal |
| Pharmaceutical R&D | Studied for potential pharmacological activity | Synthesized under laboratory conditions and evaluated for effects on specific biological targets |
| Agrochemical Manufacturing | Evaluated as a potential intermediate in pesticide synthesis | Chemically transformed into other, more effective pesticide molecular structures |
| Scientific Research | Used as a starting material or reagent in organic synthesis experiments | Reacted with other chemicals under controlled conditions to generate new compounds for further investigation |
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detection | Quantifies 3-n-Butylphthalide content by retention time and peak area comparison against certified reference standard. |
| Related Substances | Gas Chromatography-Mass Spectrometry (GC-MS) | Identifies and semi-quantifies impurities based on mass spectral fragmentation patterns and retention behavior. |
| Residual Solvents | Headspace Gas Chromatography (HS-GC) | Measures volatile organic solvents (e.g., toluene, ethyl acetate) using equilibrium vapor phase analysis. |
| Water Content | Karl Fischer Titration (Coulometric mode) | Determines trace water via electrochemical iodine generation and stoichiometric reaction with water. |
| Acid Value | Acid-Base Titration with NaOH standard solution | Measures free carboxylic acid groups by neutralization with standardized sodium hydroxide. |
| Heavy Metals (as Pb) | Inductively Coupled Plasma-Optical Emission Spectrometry (ICP-OES) | Quantifies total heavy metal elements after acid digestion by atomic emission intensity at characteristic wavelengths. |
| Chloride Content | Ion Chromatography (IC) with conductivity detection | Separates and quantifies chloride ions based on anion exchange retention and electrical conductivity response. |
| Residue on Ignition | Gravimetric Analysis (Sulfated Ash method) | Measures inorganic residue remaining after high-temperature combustion of sample with sulfuric acid pretreatment. |
| Specific Optical Rotation | Polarimetry | Determines chiral purity by measuring the angle of rotation of plane-polarized light passing through a solution of the compound. |
| Melting Point | Capillary Melting Point Apparatus | Identifies purity and identity by observing temperature range at which solid transitions to liquid under controlled heating. |
| Appearance | Visual Inspection (in clear glass container) | Assesses physical state, color, and clarity against established visual standards under controlled lighting. |
| Density | Digital Density Meter (Oscillating U-tube principle) | Measures mass per unit volume via resonant frequency shift of a vibrating U-shaped tube filled with sample. |
| Test Item | Specification |
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| Appearance | Yellow liquid |
| Purity | >=98.0% (GC) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Identification (NMR) | Consistent with structure |
| Identification (IR) | Consistent with structure |
| Refractive Index (n20/D) | 1.545–1.555 |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
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.