delta-Nonalactone(CAS#3301-94-8)
| Risk Codes | 10 – Flammable |
| Safety Description | S16 – Keep away from sources of ignition. S24/25 – Avoid contact with skin and eyes. |
| UN IDs | UN 1224 |
| WGK Germany | 3 |
| TSCA | Yes |
| HS Code | 29322090 |
Introduction
5-n-butyl-δ-penterolactone is an organic compound. The following is an introduction to its properties, uses, manufacturing methods and safety information:
Quality:
- Appearance: Colorless liquid
- Solubility: Soluble in organic solvents such as ethanol and benzene
- Aroma: Fruity aroma
Use:
Method:
- A common preparation method is to react n-butanol and caprolactic acid and add an acid catalyst to generate 5-n-butyl-δ-penterolactone.
Safety Information:
- 5-n-butyl-δ-penterolactone is generally considered safe, but the following should be noted:
- Avoid inhaling its vapours or contact with skin and eyes, and wear appropriate protective equipment.
- Store away from fire, high temperatures, and open flames. The container should be sealed and stored in a cool, dry and well-ventilated place.
- Follow proper handling and handling practices for chemicals during use.




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