Glutaric anhydride Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 108-55-4 |
| Product name | Glutaric anhydride |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical GradeMaterial GradeSpecialty GradeCosmetic GradeFood 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 Glutaric anhydride
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Glutaric anhydride Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Glutaric anhydride
| Industry | Application | Process |
|---|---|---|
| Chemical Intermediates | Synthesis of derivatives such as glutaric acid and glutaryl chloride | Undergoes ring-opening reactions with water or alcohols |
| Pharmaceuticals | Intermediate for antimicrobial agents (e.g., side chains of cephalosporin antibiotics) and antitumor drugs | Participates in condensation and acylation reactions to construct drug molecular frameworks |
| Polymers & Materials | Used as a curing agent and modifying monomer for polyesters, polyamides, and epoxy resins | Undergoes condensation or addition reactions with polyols, polyamines, or epoxy groups |
| Fragrances | Synthesis of fruit- and flower-scented fragrance compounds (e.g., glutarate esters) | Esterification to produce corresponding fragrance esters |
| Pesticides | Intermediate for fungicides and plant growth regulators | Involved in cyclization, substitution, and other organic synthesis steps |
Manufacturing Quality Control of Glutaric anhydride
| Test Item | Common Testing Method | Method Overview |
|---|---|---|
| Appearance | Visual Inspection | Observe the sample's color, physical state, and presence of impurities. The pure product is typically colorless to light yellow crystals or liquid. |
| Melting Point / Boiling Point | Melting Point Apparatus / Boiling Point Determination | Determine melting point (approximately 35–37°C) or boiling point (approximately 210–215°C) using a melting point apparatus or distillation setup to assess purity. |
| Assay | Acid-Base Titration | Hydrolyze glutaric anhydride to glutaric acid, then titrate the total acid content with standard NaOH solution to calculate the anhydride content. |
| Purity Analysis | Gas Chromatography (GC) | Use a gas chromatograph to quantify the main component and impurities based on retention time and peak area; suitable for volatile samples. |
| Structural Confirmation | Fourier Transform Infrared Spectroscopy (FT-IR) | Analyze characteristic functional group absorption peaks, such as the anhydride C=O stretching vibrations (~1850 cm⁻¹ and ~1780 cm⁻¹ doublet). |
| Moisture Content | Karl Fischer Titration | Precisely measure trace moisture in the sample to prevent hydrolysis that could affect the stability and reactivity of the anhydride. |
| Residual Solvents | Gas Chromatography (GC) | Detect organic solvents possibly remaining from manufacturing (e.g., toluene, ethanol), ensuring compliance with ICH or pharmacopoeial standards. |
| Heavy Metals | Atomic Absorption Spectroscopy (AAS) or ICP-MS | Digest the sample and measure levels of heavy metals such as lead, mercury, and cadmium to ensure compliance with safety limits. |
| Acid Value | Titration Method | Titrate free acids in the sample with a standardized potassium hydroxide solution to evaluate the degree of hydrolysis or storage stability of the anhydride. |
Technical Specifications of Glutaric anhydride
| Test Item | Specification |
|---|---|
| Appearance | White crystalline solid |
| Purity | >=98.0% (GC-MS) |
| Water Content (KF) | <=0.5% |
| Melting Point | 47.0–49.0°C |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Acid Value (mg KOH/g) | 630–650 mg KOH/g |
| Identification (IR) | Conforms to reference spectrum |
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 Glutaric anhydride
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| Lot/Batch Number | *Required fields | |
NMR Spectra of Glutaric anhydride
Packaging of Glutaric anhydride
Industrial Glutaric 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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