China Factory Direct
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| CAS number | 565-62-8 |
| Product name | 3-METHYL-3-PENTEN-2-OL |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical GradeMaterial GradeSpecialty 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 |
|---|---|---|
| Chemical Synthesis | Organic synthesis intermediate for constructing complex molecular frameworks | Used in Michael addition, Aldol condensation, and related reactions |
| Fragrance Industry | Raw material for synthesizing flavor and fragrance compounds, imparting fruity or floral notes | Catalytic hydrogenation or oxidation to derive aroma compounds |
| Pharmaceutical R&D | Drug molecule precursor for synthesizing biologically active heterocyclic compounds | Multistep functional group transformations and cyclization reactions |
| Agrochemicals | Structural building block for synthesizing pesticides or plant growth regulators | Condensation with nitrogen- or sulfur-containing reagents to construct active molecules |
| Materials Science | Functional polymer monomer or crosslinker component | Free-radical polymerization or copolymerization to incorporate ketone-functionalized side chains |
| Milestone | Common Testing Methods | Method Overview |
|---|---|---|
| Content Determination | Gas Chromatography (GC) | Using a capillary column with a hydrogen flame ionization detector (FID), qualitative analysis by retention time and quantitative analysis by external standard method based on peak area, suitable for main component analysis of high-purity samples. |
| Purity Analysis | High-Performance Liquid Chromatography (HPLC) | Applicable to samples containing polar impurities. Reversed-phase C18 column is used for separation, and ultraviolet detection (approximately 210–280 nm) is applied to assess total purity and impurity content. |
| Impurity Identification and Analysis | Gas Chromatography-Mass Spectrometry (GC-MS) | Combines the separation capability of GC with the structural identification ability of MS, used to identify volatile impurities, by-products, or degradation products, providing molecular structure information. |
| Moisture Content | Karl Fischer Titration | Utilizes the quantitative reaction between iodine and sulfur dioxide in a pyridine/methanol system with water, accurately measuring trace moisture in the sample, suitable for quality control of moisture-sensitive products. |
| Residual Solvent Testing | Headspace Gas Chromatography (HS-GC) | The sample is heated in a sealed container to reach equilibrium, and the residual organic solvents in the headspace (such as methanol, acetone, ethyl acetate, etc.) are detected, complying with ICH guidelines. |
| Appearance and Physical Properties | Visual Inspection and Physical Testing | Observe the color, state (colorless to pale yellow liquid), and transparency of the sample; measure refractive index and density to assess batch consistency. |
| Unsaturation Verification | Ultraviolet-Visible Spectrophotometry (UV-Vis) | Utilizes the characteristic absorption peak of the conjugated enone structure at 230–250 nm for qualitative confirmation and rough concentration estimation. |
| Acid Value / Free Acid Test | Acid-Base Titration | Titrate with a standard sodium hydroxide solution to determine the free acid content in the sample, reflecting the degree of oxidation or hydrolysis during storage. |
| Test Item | Specification |
|---|---|
| Appearance | Colorless to light yellow liquid |
| Purity | ≥99.0% |
| Water | ≤0.1% |
| Relative density at 20 °C | 0.875~0.882 |
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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.