33689-28-0
33689-28-0 structure
- Name: 1,2-CYCLOBUTANEDIONE
- Chemical Name: cyclobutane-1,2-dione
- CAS Number: 33689-28-0
- Molecular Formula: C4H4O2
- Molecular Weight: 84.07340
- Create Date: 2018-05-20 08:00:00
- Modify Date: 2024-01-02 20:07:49
| Name | cyclobutane-1,2-dione |
|---|---|
| Synonyms |
cyclobutanedione
1,2-Cyclobutanedione Cyclobutan-1,2-dion 1,2-cyclobutadione 1,2-Cyclobutandion |
| Density | 1.314g/cm3 |
|---|---|
| Boiling Point | 155.7ºC at 760mmHg |
| Melting Point | 65ºC |
| Molecular Formula | C4H4O2 |
| Molecular Weight | 84.07340 |
| Flash Point | 48ºC |
| Exact Mass | 84.02110 |
| PSA | 34.14000 |
| Index of Refraction | 1.496 |
| HS Code | 2914299000 |
|---|
|
~69%
33689-28-0 |
| Literature: Lonza Ltd. Patent: US5118847 A1, 1992 ; |
|
~48%
33689-28-0 |
| Literature: Lonza Ltd. Patent: US5118847 A1, 1992 ; |
|
~99%
33689-28-0 |
| Literature: Lonza Ltd. Patent: US5118847 A1, 1992 ; |
|
~81%
33689-28-0 |
| Literature: Lonza Ltd. Patent: US5118847 A1, 1992 ; |
|
~83%
33689-28-0 |
| Literature: Lonza Ltd. Patent: US5118847 A1, 1992 ; |
|
~79%
33689-28-0 |
| Literature: Lonza Ltd. Patent: US5118847 A1, 1992 ; |
|
~%
33689-28-0 |
| Literature: Deguest, Geoffrey; Bischoff, Laurent; Fruit, Corinne; Marsais, Francis Synthetic Communications, 2008 , vol. 38, # 6 p. 841 - 847 |
|
~%
33689-28-0 |
| Literature: Salauen, J.; Almirantis, Y. Tetrahedron, 1983 , vol. 39, # 14 p. 2421 - 2428 |
| Precursor 8 | |
|---|---|
| DownStream 3 | |
![bicyclo[4.2.0]octa-1,5-diene structure](https://www.chemsrc.com/caspic/385/42206-10-0.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% |