27808-52-2
27808-52-2 structure
- Name: [1,2,5]Oxadiazolo[3,4-b]pyridine,1-oxide
- Chemical Name: 1-oxido-[1,2,5]oxadiazolo[3,4-b]pyridin-1-ium
- CAS Number: 27808-52-2
- Molecular Formula: C5H3N3O2
- Molecular Weight: 137.09600
- Create Date: 2016-06-10 09:46:45
- Modify Date: 2025-08-27 08:05:25
| Name | 1-oxido-[1,2,5]oxadiazolo[3,4-b]pyridin-1-ium |
|---|---|
| Synonyms |
pyridofuroxan
furazano<4,5-b>pyridine 1-oxide pyrido<2,3-c>furoxan |
| Density | 1.71g/cm3 |
|---|---|
| Boiling Point | 269.1ºC at 760 mmHg |
| Molecular Formula | C5H3N3O2 |
| Molecular Weight | 137.09600 |
| Flash Point | 116.5ºC |
| Exact Mass | 137.02300 |
| PSA | 64.38000 |
| LogP | 0.65130 |
| Vapour Pressure | 0.0123mmHg at 25°C |
| Index of Refraction | 1.758 |
| HS Code | 2934999090 |
|---|
|
~84%
27808-52-2 |
| Literature: Binder, Dieter; Noe, Christian R.; Nussbaumer, Johannes; Prager, Bernhard C. Monatshefte fuer Chemie, 1980 , vol. 111, p. 407 - 412 |
|
~%
27808-52-2 |
| Literature: Boyer et al. Journal of the American Chemical Society, 1953 , vol. 75, p. 5298 |
|
~%
27808-52-2 |
| Literature: Cmoch; Kamienski; Kamienska-Trela; Stefaniak; Webb Journal of Physical Organic Chemistry, 2000 , vol. 13, # 8 p. 480 - 488 |
| Precursor 3 | |
|---|---|
| DownStream 7 | |
![3-methyl-1,2,3,4-tetrahydropyrido[2,3-b]pyrazine structure](https://image.chemsrc.com/caspic/118/74983-05-4.png)
![Pyrido[2,3-b]pyrazine, 2-methyl-, 1,4-dioxide (9CI) structure](https://image.chemsrc.com/caspic/405/64204-11-1.png)
![Pyrido[2,3-b]pyrazine, 2,3-dimethyl-, 1,4-dioxide (9CI) structure](https://image.chemsrc.com/caspic/367/64204-12-2.png)
![2-(dimethoxymethyl)-1-oxidopyrido[2,3-b]pyrazin-4-ium 4-oxide structure](https://image.chemsrc.com/caspic/291/64204-14-4.png)
![Pyrido[2,3-b]pyrazine, 3-methyl-, 1,4-dioxide (9CI) structure](https://image.chemsrc.com/caspic/101/64204-19-9.png)
| HS Code | 2934999090 |
|---|---|
| Summary | 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |