51141-43-6
51141-43-6 structure
- Name: 3,5,7,8,9-pentazabicyclo[4.3.0]nona-2,5,8-trien-4-one
- Chemical Name: 3,7a-dihydrotriazolo[4,5-d]pyrimidin-5-one
- CAS Number: 51141-43-6
- Molecular Formula: C4H3N5O
- Molecular Weight: 137.10000
- Create Date: 2017-02-16 13:17:05
- Modify Date: 2025-08-26 17:57:55
| Name | 3,7a-dihydrotriazolo[4,5-d]pyrimidin-5-one |
|---|---|
| Synonyms |
5-Hydroxy-1,2,3,4,6-pentaaza-3H-inden,2-Hydroxy-8-aza-purin
2-Hydroxy-1,2,3,4,6-pentaaza-3H-inden,2-Hydroxy-8-aza-purin 5-Hydroxy-1,2,3,4,6-pentaaza-3H-inden 3,5,7,8,9-pentazabicyclo[4.3.0]nona-2,5,8-trien-4-one 5H-1,2,3-Triazolo[4,5-d]pyrimidin-5-one,1,4-dihydro-(9CI) 5-Hydroxy-3H-pyrimido<4.5-d><1.2.3>triazol 1,4-dihydro-[1,2,3]triazolo[4,5-d]pyrimidin-5-one |
| Density | 2.26g/cm3 |
|---|---|
| Boiling Point | 233.8ºC at 760mmHg |
| Molecular Formula | C4H3N5O |
| Molecular Weight | 137.10000 |
| Flash Point | 95.2ºC |
| Exact Mass | 137.03400 |
| PSA | 87.32000 |
| Index of Refraction | 2.087 |
| HS Code | 2933990090 |
|---|
| 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% |