(-)-ALPHA-CEDRENE Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 469-61-4 |
| Product name | (-)-ALPHA-CEDRENE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Industrial 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) |
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Documents We Provide for (-)-ALPHA-CEDRENE
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk (-)-ALPHA-CEDRENE Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of (-)-ALPHA-CEDRENE
| Industry | Application | Process |
|---|---|---|
| Fragrance & Flavor | Synthesis of cedryl derivatives, e.g., cedryl acetate | Acetylation and other organic synthesis reactions leveraging double-bond positioning |
| Fragrance & Flavor | Formulation of sandalwood- and woody-type fragrances | Blended and compounded as a fixative or modifier |
| Household & Personal Care | Fragrances for soaps and detergents | Blended with other fragrance components to impart lasting woody notes |
| Pharmaceuticals | Development of antimicrobial and anti-inflammatory agents | Isolated and purified, or used as a synthetic intermediate in pharmacological activity screening |
| Agrochemicals | Component of insect pheromones or botanical pesticides | Biochemical synthesis or formulation leveraging its biological activity |
Manufacturing Quality Control of (-)-ALPHA-CEDRENE
| Test Item | Common Testing Methods | Method Overview |
|---|---|---|
| Content Determination of α-Cedrene | Gas Chromatography (GC) | Samples are separated using a capillary chromatographic column, and α-cedrene is quantified via a flame ionization detector (FID). Content is calculated using external or internal standard methods. This method offers high resolution and sensitivity, making it suitable for volatile component analysis. |
| Purity Analysis of α-Cedrene | Gas Chromatography-Mass Spectrometry (GC-MS) | Combines the separation capability of GC with the structural identification power of MS. Identity is confirmed by characteristic fragment ions (e.g., m/z 204, 189, 161), enabling assessment of purity and impurity profiles in complex matrices. |
| Isomer Identification | GC-MS or High-Performance Liquid Chromatography-Mass Spectrometry (HPLC-MS) | α-Cedrene often coexists with isomers such as β-cedrene and δ-cedrene. Distinction is achieved through mass spectral fragmentation patterns or retention time differences. Chiral columns or two-dimensional chromatography may be employed to enhance separation selectivity when necessary. |
| Detection of Volatile Impurities | GC-FID / GC-MS | Detects other monoterpenes, sesquiterpenes, or solvent residues potentially present in the sample. Qualitative and quantitative analysis is performed using full-scan or selected ion monitoring (SIM) modes to ensure compliance with fragrance or pharmaceutical standards. |
| Water Content Determination | Karl Fischer Titration (KFT) | Used to measure trace water content in α-cedrene, preventing moisture-induced degradation of storage stability and aroma quality. This is a critical control parameter, especially in essential oils or high-purity single compounds. |
| Refractive Index and Specific Gravity | Refractometer, Density Meter | Physical constants used for auxiliary identification. The standard refractive index of α-cedrene is n₂₀²⁰ ≈ 1.495–1.505, and specific gravity is d₂₀⁴ ≈ 0.94–0.96, used for rapid screening against pharmacopoeial or ISO standards. |
| Thin-Layer Chromatography (TLC) | Silica gel plate development with vanillin-sulfuric acid staining | A rapid qualitative screening method using n-hexane-ethyl acetate (9:1) as the mobile phase. After development, spots are visualized with vanillin-sulfuric acid reagent, and Rf values are compared to reference standards. Suitable for simplified quality control during production. |
Technical Specifications of (-)-ALPHA-CEDRENE
| Test Item | Specification |
|---|---|
| Appearance | White to light yellow crystalline solid |
| Purity | >=98.5% (GC) |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Refractive Index (n20/D) | 1.475–1.485 |
| Optical Rotation | -25° to -15° (c=1, in ethanol) |
| Odor | Characteristic woody, cedar-like odor |
Specifications vary by industry. Reach out to our technical experts for a COA tailored specifically to your application. Email:selse@GRchemical.com
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Download COA of (-)-ALPHA-CEDRENE
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of (-)-ALPHA-CEDRENE
Packaging of (-)-ALPHA-CEDRENE
Industrial (-)-ALPHA-CEDRENE Procurement FAQ
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.
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