2-Methyl-2-pentenoic acid Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 3142-72-1 |
| Product name | 2-Methyl-2-pentenoic acid |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical GradeIndustrial GradeSpecialty 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 2-Methyl-2-pentenoic acid
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 2-Methyl-2-pentenoic acid Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 2-Methyl-2-pentenoic acid
| Industry | Application | Process |
|---|---|---|
| Fine Fragrances & Flavors | Intermediate for synthetic fragrance compounds, used in formulating fruity, floral, and other fragrance profiles | Used as an organic synthesis raw material in esterification, addition, and other reactions to produce esters or derivatives with specific olfactory properties |
| Pharmaceuticals | Intermediate in drug synthesis | Employed to construct active molecular frameworks containing carboxylic acid or unsaturated functionalities, for synthesizing anti-inflammatory, antimicrobial, and other candidate compounds |
| Agrochemicals | Intermediate for synthesizing certain pesticides or plant growth regulators | Converted via functional group transformations (e.g., reduction, halogenation) into biologically active agrochemical precursors |
| Organic Synthesis | General-purpose organic building block | Leverages its α,β-unsaturated carboxylic acid structure in Michael additions, Diels–Alder reactions, and other transformations to construct complex molecules |
Manufacturing Quality Control of 2-Methyl-2-pentenoic acid
| Test Item | Common Testing Method | Method Overview |
|---|---|---|
| Purity Test | Gas Chromatography (GC) | Capillary column separation with FID detector for quantitative analysis of the main component. Purity is evaluated by area normalization or external standard method. Suitable for volatile organic acids. |
| Assay | High-Performance Liquid Chromatography (HPLC) | Uses a reversed-phase C18 column and UV detector (e.g., 210 nm) with external standard method to determine the concentration of the target compound. Suitable for thermally unstable or non-volatile samples. |
| Structural Confirmation | Gas Chromatography-Mass Spectrometry (GC-MS) | After GC separation, compounds are analyzed by mass spectrometry. Molecular structure and impurity composition are confirmed by comparing retention times and mass spectral fragments with reference spectra. |
| Impurity Analysis | GC or HPLC with Diode Array Detector (DAD) | Main impurity peaks are separated and identified using DAD or MS for qualitative analysis. Impurity levels are quantitatively assessed against established limits to ensure compliance with pharmacopoeial or internal specifications. |
| Moisture Content | Karl Fischer Titration | Measures trace moisture in samples using volumetric or coulometric methods to ensure product stability, especially important for hygroscopic substances or carboxylic acids that may affect reactivity. |
| Acid Value/Total Acidity | Acid-Base Titration | Titrates free acid with standardized sodium hydroxide solution using phenolphthalein as indicator. Acid value (mg KOH/g) is calculated to assess total acidic components. |
| Residual Solvents | Headspace Gas Chromatography (HS-GC) | Sample is heated and volatile solvents are introduced into the GC system, where they are detected by FID or MS to quantify residual organic solvents (e.g., methanol, ethyl acetate). |
| Appearance and Physical Properties | Visual Inspection + Refractive Index/Density Measurement | Color and clarity are assessed visually; physical constants such as refractive index or density are measured using refractometer or densitometer and compared with standard values to detect deviations. |
| Heavy Metal Residues | Atomic Absorption Spectroscopy (AAS) or ICP-MS | After sample digestion, levels of toxic elements such as lead, arsenic, mercury, and cadmium are determined to ensure compliance with ICH Q3D or other relevant safety limits. |
Technical Specifications of 2-Methyl-2-pentenoic acid
| Test Item | Specification |
|---|---|
| Appearance | Pale-yellow solid |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Acid Value (mg KOH/g) | 185–195 mg KOH/g |
| Melting Point | 28–32°C |
| Identification (NMR) | Consistent with structure |
| Odor | Characteristic sharp 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 2-Methyl-2-pentenoic acid
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 2-Methyl-2-pentenoic acid
Packaging of 2-Methyl-2-pentenoic acid
Industrial 2-Methyl-2-pentenoic acid 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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