2,2-DIMETHYLGLUTARIC ANHYDRIDE Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 2938-48-9 |
| Product name | 2,2-DIMETHYLGLUTARIC ANHYDRIDE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeElectronic GradeIndustrial 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 2,2-DIMETHYLGLUTARIC ANHYDRIDE
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 2,2-DIMETHYLGLUTARIC ANHYDRIDE Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 2,2-DIMETHYLGLUTARIC ANHYDRIDE
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Serves as a synthetic intermediate in the preparation of certain drug molecules, such as antitumor or antiviral compounds | Introduced into target molecular structures via organic synthesis reactions, including acylation and condensation |
| Polymers | Used as a modifying monomer for epoxy resins, polyesters, and polyamides | Participates in ring-opening polymerization or copolymerization with polyols/polyamines to enhance thermal stability and mechanical properties |
| Electronic Chemicals | Applied in the synthesis of high-performance insulating or encapsulation materials | Functions as a heat-resistant resin component, forming a crosslinked network through thermal curing |
| Fine Chemicals | Serves as an intermediate in the synthesis of fragrances, plasticizers, and other functional chemicals | Converted into downstream products via hydrolysis, esterification, or ammonolysis |
Manufacturing Quality Control of 2,2-DIMETHYLGLUTARIC ANHYDRIDE
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Acid-Base Titration | Quantifies acid anhydride content by hydrolysis to diacid followed by titration with standardized NaOH solution. |
| Moisture Content | Karl Fischer Titration | Measures water content via coulometric or volumetric reaction between water and iodine in a methanol-based reagent. |
| Appearance | Visual Inspection | Assesses physical state, color, and presence of visible particulates or discoloration against standard reference. |
| Melting Point | Capillary Melting Point Determination | Determines temperature range at which solid transitions to liquid using calibrated capillary apparatus. |
| Residue on Ignition | Gravimetric Analysis | Measures non-volatile inorganic residue after high-temperature ashing and weighing. |
| Heavy Metals | ICP-OES | Quantifies trace metal impurities (e.g., Pb, Cd, Fe) by plasma excitation and elemental emission spectroscopy. |
| Chloride Impurity | Ion Chromatography | Separates and quantifies chloride ions after sample hydrolysis and aqueous extraction. |
| Related Substances | HPLC-UV | Separates and detects structurally related impurities using reversed-phase chromatography and UV detection. |
| Acid Value | Acid-Base Titration | Measures free carboxylic acid content (from partial hydrolysis) by titration with standardized KOH solution. |
| Volatiles | Gas Chromatography | Quantifies low-boiling residual solvents or volatile impurities using flame ionization detection. |
| Particle Size Distribution | Laser Diffraction | Determines size distribution of solid particles in dry or dispersed state via light scattering analysis. |
| Specific Optical Rotation | Polarimetry | Measures rotation of plane-polarized light to assess chiral purity or identity confirmation. |
Technical Specifications of 2,2-DIMETHYLGLUTARIC ANHYDRIDE
| Test Item | Specification |
|---|---|
| Appearance | Off-white crystalline solid |
| Purity | >=98.0% (GC-MS) |
| Melting Point | 78–82°C |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Identification (IR) | Conforms to reference spectrum |
| Acid Value (mg KOH/g) | 420–440 mg KOH/g |
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 2,2-DIMETHYLGLUTARIC ANHYDRIDE
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 2,2-DIMETHYLGLUTARIC ANHYDRIDE
Safety Information of 2,2-DIMETHYLGLUTARIC ANHYDRIDE
| Pictograms |  |
| Signal Word | Warning |
| Safety Data Sheet | |
Packaging of 2,2-DIMETHYLGLUTARIC ANHYDRIDE
Industrial 2,2-DIMETHYLGLUTARIC ANHYDRIDE 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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