Shandong Huashang Chemical Co., Ltd. is a high-tech enterprise focused on industry of fine chemicals research and develop, produce and sale. Shandong Huashang Chemical Co., Ltd. is located in Shan Dong Ji Nan China. we have the ability to provide you high quality products. More than 90 % of our products are exported to developed countries and regions such as north America, Europe, Japan, South Korea and the Middle East.
Product Overview
gamma-Valerolactone (CAS 108-29-2), also known as 4-Pentanolide, is a cyclic ester and bio-based fine chemical. It is a colorless transparent liquid with a mild sweet odor. Featuring excellent solvency, high stability and low toxicity, this product is widely used as green solvent, flavoring agent, pharmaceutical intermediate and chemical synthesis raw material. Manufactured by mature esterification and purification processes, our product has high purity, low impurities and stable batch performance. Only for legal industrial production, formulation and scientific research use.
Product Features
- High Purity: GC ≥98.0% / ≥99.0% available, strict control of moisture and residual impurities.
- Excellent Solvency: Good dissolving capacity for resins, oils, polymers and various organic substances.
- Low Volatility & Mild Odor: Low evaporation rate, comfortable sweet aroma, friendly to application environment.
- Good Chemical Stability: Stable under normal use and storage conditions, wide application adaptability.
- Strict Quality Control: Each batch is tested via gas chromatography, density and refractive index; COA is provided.
Physical & Chemical Properties
Physical Properties
- Appearance: Colorless transparent liquid
- Odor: Mild sweet, characteristic lactone odor
- Melting Point: ?31 °C
- Boiling Point: 207 – 208 °C (760 mmHg)
- Density: 1.047 g/mL at 25 °C
- Refractive Index: n20/D 1.432
- Flash Point: 96 °C
- Solubility: Miscible with water, ethanol, ether and most common organic solvents
Chemical Properties
- Chemical Stability: Stable under sealed, cool and dark conditions at room temperature.
- Acid-Base Character: Neutral liquid, stable in neutral and weak acid environment.
- Reactivity: Belongs to cyclic ester; prone to hydrolysis under strong acid, strong alkali or high temperature to generate hydroxy acid. Can participate in ring-opening polymerization and condensation reactions.
- Thermal Stability: Maintains stable performance under conventional processing temperature.
- Incompatibility: Avoid long-term contact with strong acids, strong alkalis and strong oxidants.
Applications
- Green Solvent: Used as high-boiling eco-friendly solvent for coatings, inks, cleaning agents and electronic chemicals.
- Flavor & Fragrance: Applied as flavoring agent in food, beverage and daily fragrance formulations.
- Pharmaceutical Industry: Important intermediate for synthesis of pharmaceuticals, plant growth regulators and fine chemicals.
- Polymer Materials: Monomer and modifier for producing biodegradable polymers and resin additives.
- Laboratory Research: Standard organic solvent and reaction reagent for organic chemistry experiments.
Usage Restriction: Use in accordance with relevant industry standards. Prohibited for illegal processing and improper applications.
Storage & Transportation Instructions
Storage Conditions: Store in a cool, dry and well-ventilated warehouse. Keep container tightly sealed, away from direct sunlight, heat sources and open flame. Recommended storage temperature: 10 – 25 °C.
Transportation Requirements: Transport as general industrial chemicals. Avoid violent collision, extrusion and sun exposure. Do not transport together with strong oxidants, strong acids and alkalis.
Operation Notes: Wear chemical-resistant gloves and safety goggles. Ensure good ventilation. Avoid inhalation of vapor and direct contact with skin and eyes.
Regulatory Information
This product is a common eco-friendly fine chemical, complying with general international chemical safety regulations. Domestic sales and cross-border export shall follow local relevant laws. All transactions are limited to legitimate industrial production and scientific research.
Full Product Parameter Table
| Item | Specification & Details |
| Product Name | gamma-Valerolactone |
| CAS NO. | 108-29-2 |
| IUPAC Name | Oxolan-2-one |
| Synonyms | 4-Pentanolide; γ-Valerolactone; GVL |
| Molecular Formula | C5H8O2 |
| Molecular Weight | 100.12 |
| EINECS Number | 203-578-7 |
| UN Number | Non-dangerous goods |
| Appearance | Colorless transparent liquid |
| Purity | GC ≥98.0% / ≥99.0% (customizable) |
| Melting Point | ?31 °C |
| Boiling Point | 207 – 208 °C (760 mmHg) |
| Density | 1.047 g/mL (25 °C) |
| Refractive Index | n20/D 1.432 |
| Flash Point | 96 °C |
| Solubility | Miscible with water, ethanol, ether and common organic solvents |
| HS Code | 2932209090 |
| Storage Temperature | 10 – 25 °C, sealed, dry & dark environment |
| Packing Specification | 1kg/plastic bottle, 25kg/plastic drum / iron drum |
| Grade Standard | Industrial Grade / Flavor Grade / Research Grade |
| Application Scope | Green solvent, flavor agent, pharmaceutical intermediate, polymer material additive |
| Validity Period | 24 Months under specified storage conditions |
