254-86-4
254-86-4 structure
- Name: Pyrido[3,4-b]pyrazine
- Chemical Name: Pyrido[3,4-b]pyrazine
- CAS Number: 254-86-4
- Molecular Formula: C7H5N3
- Molecular Weight: 131.135
- Create Date: 2018-11-30 15:05:28
- Modify Date: 2024-01-04 08:28:13
| Name | Pyrido[3,4-b]pyrazine |
|---|---|
| Synonyms |
Pyrido[3,4-b]pyrazine
1,4,6-Triazanaphthalin 6-azaquinoxaline 1,4,6-triazanaphthalene pyrido<3,4-b>pyrazine |
| Density | 1.3±0.1 g/cm3 |
|---|---|
| Boiling Point | 273.5±20.0 °C at 760 mmHg |
| Molecular Formula | C7H5N3 |
| Molecular Weight | 131.135 |
| Flash Point | 128.7±14.7 °C |
| Exact Mass | 131.048340 |
| PSA | 38.67000 |
| LogP | -0.19 |
| Vapour Pressure | 0.0±0.5 mmHg at 25°C |
| Index of Refraction | 1.666 |
| HS Code | 2933990090 |
|---|
|
~97%
254-86-4 |
| Literature: CALITOR SCIENCES, LLC; SUNSHINE LAKE PHARMA CO., LTD; XI, Ning; WANG, Ruyong; WANG, Liang Patent: WO2014/89324 A1, 2014 ; Location in patent: Paragraph 0302 ; |
|
~%
254-86-4 |
| Literature: Koenigs; Bueren; Jung Chemische Berichte, 1936 , vol. 69, p. 2691 |
| Precursor 2 | |
|---|---|
| DownStream 2 | |
![8-Bromo-pyrido[3,4-b]pyrazine structure](https://www.chemsrc.com/caspic/363/929074-45-3.png)
![1,2,3,4-Tetrahydropyrido[3,4-b]pyrazine structure](https://www.chemsrc.com/caspic/355/35808-41-4.png)
| HS Code | 2933990090 |
|---|---|
| Summary | 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |