4372-10-5
4372-10-5 structure
- Name: 3,8-dioxaspiro[4.4]nonane-4,9-dione
- Chemical Name: 2,7-dioxaspiro[4.4]nonane-1,6-dione
- CAS Number: 4372-10-5
- Molecular Formula: C7H8O4
- Molecular Weight: 156.13600
- Create Date: 2017-05-19 02:05:15
- Modify Date: 2025-09-15 12:54:39
| Name | 2,7-dioxaspiro[4.4]nonane-1,6-dione |
|---|---|
| Synonyms |
Di-(2-hydroxyethyl)malonsaeure-dilacton
2,7-dioxaspiro<4.4>nonane-1,6-dione 3,8-dioxaspiro[4.4]nonane-4,9-dione 2,7-Dioxa-spiro<4,4>nonandion-1,6 2,7-Dioxa-spiro[4.4]nonan-1,6-dion |
| Density | 1.36g/cm3 |
|---|---|
| Boiling Point | 452.5ºC at 760 mmHg |
| Molecular Formula | C7H8O4 |
| Molecular Weight | 156.13600 |
| Flash Point | 254.1ºC |
| Exact Mass | 156.04200 |
| PSA | 52.60000 |
| Index of Refraction | 1.507 |
| HS Code | 2932999099 |
|---|
|
~28%
4372-10-5 |
| Literature: Fristad, William E.; Hershberger, Susan S. Journal of Organic Chemistry, 1985 , vol. 50, # 7 p. 1026 - 1031 |
|
~%
4372-10-5 |
| Literature: Packendorff Doklady Akademii Nauk SSSR, 1939 , vol. 25, p. 390 Chem.Abstr., 1940 , p. 4382 |
| Precursor 3 | |
|---|---|
| DownStream 0 | |
| HS Code | 2932999099 |
|---|---|
| Summary | 2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |