| Name | azaspirofuran A | 
|---|---|
| Synonyms | (5S,8S,9R)-8-Benzoyl-2-(5-ethyl-2-furyl)-9-hydroxy-8-methoxy-3-methyl-1-oxa-7-azaspiro[4.4]non-2-ene-4,6-dione azaspirofuran A 1-Oxa-7-azaspiro[4.4]non-2-ene-4,6-dione, 8-benzoyl-2-(5-ethyl-2-furanyl)-9-hydroxy-8-methoxy-3-methyl-, (5S,8S,9R)- | 
| Density | 1.4±0.1 g/cm3 | 
|---|---|
| Boiling Point | 665.1±55.0 °C at 760 mmHg | 
| Molecular Formula | C22H21NO7 | 
| Molecular Weight | 411.405 | 
| Flash Point | 356.0±31.5 °C | 
| Exact Mass | 411.131805 | 
| LogP | 3.98 | 
| Vapour Pressure | 0.0±2.1 mmHg at 25°C | 
| Index of Refraction | 1.629 | 
| Storage condition | 2-8℃ |