1481-99-8
- Name: spiro[5.5]undecane-2,4-dione
- Chemical Name: spiro[5.5]undecane-2,4-dione
- CAS Number: 1481-99-8
- Molecular Formula: C11H16O2
- Molecular Weight: 180.24400
- Create Date: 2016-08-31 18:52:12
- Modify Date: 2025-08-24 22:25:34
| Name | spiro[5.5]undecane-2,4-dione |
|---|---|
| Synonyms |
Spiro<5.5>undecane-2,4-dione
Spirobicyclohexan-3,5-dion |
| Density | 1.11g/cm3 |
|---|---|
| Boiling Point | 317.6ºC at 760mmHg |
| Molecular Formula | C11H16O2 |
| Molecular Weight | 180.24400 |
| Flash Point | 134.6ºC |
| Exact Mass | 180.11500 |
| PSA | 34.14000 |
| LogP | 2.25900 |
| Vapour Pressure | 0.000181mmHg at 25°C |
| Index of Refraction | 1.498 |
| Hazard Codes | Xi |
|---|---|
| HS Code | 2914299000 |
|
~%
1481-99-8 |
| Literature: Kesten, Stephen J.; Degnan, Margaret J.; Hung, Jocelyn; McNamara, Dennis J.; Ortwine, Daniel F.; et al. Journal of Medicinal Chemistry, 1992 , vol. 35, # 19 p. 3429 - 3447 |
|
~%
1481-99-8 |
| Literature: Kesten, Stephen J.; Degnan, Margaret J.; Hung, Jocelyn; McNamara, Dennis J.; Ortwine, Daniel F.; et al. Journal of Medicinal Chemistry, 1992 , vol. 35, # 19 p. 3429 - 3447 |
|
~%
1481-99-8 |
| Literature: Norris; Thorpe Journal of the Chemical Society, 1921 , vol. 119, p. 1206 |
|
~%
1481-99-8 |
| Literature: Norris; Thorpe Journal of the Chemical Society, 1921 , vol. 119, p. 1206 Full Text Show Details Birch; Kon; Norris Journal of the Chemical Society, 1923 , vol. 123, p. 1365 |
|
~%
1481-99-8 |
| Literature: Norris; Thorpe Journal of the Chemical Society, 1921 , vol. 119, p. 1206 Full Text Show Details Birch; Kon; Norris Journal of the Chemical Society, 1923 , vol. 123, p. 1365 |
|
~%
1481-99-8 |
| Literature: Birch; Kon; Norris Journal of the Chemical Society, 1923 , vol. 123, p. 1365 |
|
~%
1481-99-8 |
| Literature: Birch; Kon; Norris Journal of the Chemical Society, 1923 , vol. 123, p. 1365 |
|
~%
1481-99-8 |
| Literature: Birch; Kon; Norris Journal of the Chemical Society, 1923 , vol. 123, p. 1365 |
|
~%
1481-99-8 |
| Literature: Norris; Thorpe Journal of the Chemical Society, 1921 , vol. 119, p. 1206 |
| Precursor 8 | |
|---|---|
| DownStream 6 | |
![2-oxaspiro[4.5]decane-1,3-dione structure](https://image.chemsrc.com/caspic/081/6051-25-8.png)
![SPIRO[5.5]UNDECAN-2-ONE structure](https://image.chemsrc.com/caspic/405/1781-81-3.png)
![7-(benzenesulfonyl)-1-benzyl-3-phenyl-3,6,7,7a-tetrahydro-2H-imidazo[1,2-b][1,2]oxazole structure](https://image.chemsrc.com/caspic/325/7230-19-5.png)
![Spiro[5.5]undecane-3-carboxamide,N-[(4-methylphenyl)sulfonyl]-2,4-dioxo- structure](https://image.chemsrc.com/caspic/413/57641-80-2.png)
| HS Code | 2914299000 |
|---|---|
| Summary | 2914299000. other cyclanic, cyclenic or cyclotherpenic ketones without other oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0% |