4-羟基-6-巯基吡唑并[3,4-d]嘧啶（CAS 24521-76-4）：分子式 C5H4N4OS、分子量 168.18。
| CAS号 | 24521-76-4 |
|---|---|
| 分子式 | C5H4N4OS |
| 分子量 | 168.18 |
| LogP | -0.3 |
4-羟基-6-巯基吡唑并[3,4-d]嘧啶 是一种化工化合物，登记 CAS 号为 24521-76-4，分子式 C5H4N4OS（分子量 168.18）。
登记 CAS 号：24521-76-4
其分子式 C5H4N4OS 由 5 个碳、4 个氢、4 个氮、1 个氧、1 个硫 组成。
别名/同义词：4-羟基-6-巯基吡唑并[3,4-d]嘧啶 · 4-Hydroxy-6-mercaptopyrazolo[3,4-d]pyrimidine
4-羟基-6-巯基吡唑并[3,4-d]嘧啶 的 CAS 登记号为 24521-76-4。
分子式 C5H4N4OS，分子量 168.18。
别名/同义词：4-羟基-6-巯基吡唑并[3,4-d]嘧啶、4-Hydroxy-6-mercaptopyrazolo[3,4-d]pyrimidine。
4-羟基-6-巯基吡唑并[3,4-d]嘧啶（CAS 24521-76-4）的独立参考数据，整理自公开化学数据库。
| CAS Registry Number | 24521-76-4 |
|---|---|
| PubChem CID | 135474990 |
| Molecular formula | C5H4N4OS |
| IUPAC name | 6-sulfanylidene-1,7-dihydropyrazolo[5,4-d]pyrimidin-4-one |
| UNII (FDA) | NS00027681 |
| Molecular Weight | 168.18 |
|---|---|
| XLogP3 | -0.3 |
| Hydrogen Bond Donor Count | 3 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 0 |
| Exact Mass | 168.01058194 |
| Monoisotopic Mass | 168.01058194 |
| Topological Polar Surface Area | 102 |
| Heavy Atom Count | 11 |
4-Hydroxy-6-mercaptopyrazolo[3,4-d]pyrimidine; 4-Hydroxy-6-mercaptopyrazolo(3,4-d)pyrimidine; RefChem:73405; 24521-76-4; 6-MERCAPTO-1H-PYRAZOLO[3,4-D]PYRIMIDIN-4-OL; 6-Mercapto-4-hydroxy-1H-pyrazolo[3,4-d]pyrimidine; 4H-Pyrazolo[3,4-d]pyrimidin-4-one, 1,5,6,7-tetrahydro-6-thioxo-; 4-hydroxy-6-mercapto-1H-pyrazolo[3,4-d]pyrimidine; MFCD00022782; 6-sulfanyl-1,2-dihydropyrazolo[3,4-d]pyrimidin-4-one; 1,5,6,7-Tetrahydro-6-thioxo-4H-pyrazolo(3,4-d)pyrimidin-4-one; 6-mercapto-1,5-dihydro-4{H}-pyrazolo[3,4-{d}]pyrimidin-4-one; F2135-0106; NSC 1391; 1,5,6,7-Tetrahydro-6-thioxo-4H-pyrazolo[3,4-d]pyrimidin-4-one; NSC 1391;; NSC1391
| Reported hazard statements | H302 (100%), H315 (97.4%), H319 (97.4%), H335 (97.4%) |
|---|
H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]
H315 (97.4%): Causes skin irritation [Warning Skin corrosion/irritation]
4-Hydroxy-6-mercaptopyrazolo[3,4-d]pyrimidine · CAS 24521-76-4 · C5H4N4OS. UNII NS00027681.
数据来源：PubChem / Wikidata；与随货 COA 不一致时以 COA 为准。
English page: 4-Hydroxy-6-mercaptopyrazolo[3,4-d]pyrimidine