4-Dodecanolide Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 2305-05-7 |
| Product name | 4-Dodecanolide |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical 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) |
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Documents We Provide for 4-Dodecanolide
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 4-Dodecanolide Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 4-Dodecanolide
| Industry | Application | Process |
|---|---|---|
| Food Industry | Used as a food flavoring agent to impart creamy, coconut, and similar notes | Added to foods or beverages as a flavor enhancer |
| Personal Care & Household Products Industry | Used as a fragrance ingredient to impart fruity or creamy notes to personal care products | Incorporated into perfumes or used in the fragrance formulation of detergents and cosmetics |
| Pharmaceutical Industry | Used as a pharmaceutical intermediate | Employed in organic synthesis reactions to prepare active pharmaceutical ingredients (APIs) |
| Agriculture | Used as an agrochemical intermediate or attractant | Utilized in insecticide synthesis or in designing pheromone analogues |
Manufacturing Quality Control of 4-Dodecanolide
| Test Item | Common Testing Method | Method Overview |
|---|---|---|
| Purity Analysis | Gas Chromatography (GC) | Uses a capillary column for separation and FID detector for quantification. Purity of the main component is calculated by peak area normalization or external standard method. Suitable for high-sensitivity analysis of volatile lactone compounds. |
| Content Assay | Gas Chromatography-Mass Spectrometry (GC-MS) | Combines GC separation with mass spectrometric identification and quantification. Confirms the structure of γ-dodecalactone via characteristic ion fragments and enables precise content determination, ideal for accurate quantitation in complex matrices. |
| Impurity Identification | GC-MS or LC-MS | Identifies unknown impurities by matching mass spectra with databases, combining retention time and fragmentation patterns to detect by-products or degradation compounds such as other lactones, acids, and alcohols. |
| Moisture Content | Karl Fischer Titration | Determines trace moisture content using coulometric or volumetric methods to ensure product stability and prevent hydrolysis that could affect aroma quality. |
| Refractive Index | Refractometry | Measures refractive index (n20D) at 20°C as a physical constant to assist in authenticity verification and batch consistency evaluation. |
| Relative Density | Density Meter or Pycnometer Method | Determines the sample's density relative to water at 20°C, used to detect adulteration or dilution, and serves as a routine physicochemical parameter. |
| Aroma/Sensory Evaluation | Expert Olfactory Panel + GC-O (Gas Chromatography-Olfactometry) | Sensory assessment conducted by perfumers, combined with GC-O technique that splits effluent from the chromatograph to an olfactory port, allowing identification of key odor-active components and evaluation of aroma purity and off-notes. |
| Heavy Metal Residues | Atomic Absorption Spectroscopy (AAS) or ICP-MS | Detects residual levels of hazardous metal elements such as lead, arsenic, mercury, and cadmium, ensuring compliance with food/cosmetic safety standards (e.g., GB, FDA, IFRA). |
| Acid Value/Free Acid Content | Acid-Base Titration | Titrates free fatty acids using phenolphthalein as indicator and standardized alkaline solution to assess the degree of hydrolysis or process control. |
Technical Specifications of 4-Dodecanolide
| Test Item | Specification |
|---|---|
| Appearance | Colorless liquid |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.446–1.450 |
| Relative Density (20°C/25°C) | 0.935–0.945 g/cm³ |
| Odor | Characteristic lactonic, peach-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 4-Dodecanolide
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 4-Dodecanolide
Packaging of 4-Dodecanolide
Industrial 4-Dodecanolide 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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