23771-52-0
23771-52-0 structure
- Name: 4-amino-6-mercaptopyrazolo[3,4-d]pyrimidine
- Chemical Name: 4-amino-1,2-dihydropyrazolo[3,4-d]pyrimidine-6-thione
- CAS Number: 23771-52-0
- Molecular Formula: C5H5N5S
- Molecular Weight: 167.19200
- Catalog: Pharmaceutical intermediate Heterocyclic compound Pyrimidine compound Mercaptopyrimidine
- Create Date: 2018-12-26 16:05:01
- Modify Date: 2025-08-25 19:25:23
| Name | 4-amino-1,2-dihydropyrazolo[3,4-d]pyrimidine-6-thione |
|---|---|
| Synonyms |
MFCD00005690
4-Amino-6-mercapto-1H-pyrazolo[3,4-d]pyrimidine 4-Amino-6-mercaptopyrazolo[3,4-d]pyrimidine EINECS 245-872-5 4-Aminopyrazolo[3,4-d]pyrimidine-6-thiol |
| Density | 2.08 g/cm3 |
|---|---|
| Boiling Point | 348.2ºC at 760 mmHg |
| Melting Point | >300 °C(lit.) |
| Molecular Formula | C5H5N5S |
| Molecular Weight | 167.19200 |
| Flash Point | 164.4ºC |
| Exact Mass | 167.02700 |
| PSA | 119.28000 |
| LogP | 0.80500 |
| Vapour Pressure | 5.1E-05mmHg at 25°C |
| Index of Refraction | 2.07 |
| Storage condition | -20°C Freezer |
| Hazard Codes | Xi: Irritant; |
|---|---|
| Risk Phrases | R36/37/38 |
| Safety Phrases | S26-S36 |
| WGK Germany | 3 |
| HS Code | 2933990090 |
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23771-52-0 |
| Literature: Journal of the American Chemical Society, , vol. 78, p. 3143 |
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23771-52-0 |
| Literature: Journal of the American Chemical Society, , vol. 78, p. 3143 |
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23771-52-0 |
| Literature: Journal of the American Chemical Society, , vol. 78, p. 3143 |
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23771-52-0 |
| Literature: Journal of the American Chemical Society, , vol. 78, p. 784,787 Journal of the American Chemical Society, , vol. 79, p. 6407,6413 |
| Precursor 4 | |
|---|---|
| DownStream 0 | |
| 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% |