![5-(2-Ethoxyphenyl)-1-methyl-3-<I>n</I>-propyl-1,6-dihydro-7<I>H</I>-pyrazolo[4,3-<I>d</I>]-7-pyrimidinone](https://img.chemicalbook.com/CAS/GIF/139756-21-1.gif)
A8402612
5-(2-Ethoxyphenyl)-1-methyl-3-<I>n</I>-propyl-1,6-dihydro-7<I>H</I>-pyrazolo[4,3-<I>d</I>]-7-pyrimidinone , 97% , 139756-21-1
| Pack Size | Price | Stock | Quantity |
| 1g | RMB127.20 | In Stock |
|
| 2G | RMB231.20 | In Stock |
|
| 5g | RMB422.40 | In Stock |
|
| 10G | RMB719.20 | In Stock |
|
| 25g | RMB1646.40 | In Stock |
|
| 100g | RMB4291.20 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 141-145 °C(lit.) |
| Density | 1.26±0.1 g/cm3(Predicted) |
| storage temp. | Sealed in dry,2-8°C |
| solubility | DMSO (Slightly), Methanol (Slightly) |
| form | Solid |
| pka | 10.27±0.20(Predicted) |
| color | White to Pale Beige |
| CAS DataBase Reference | 139756-21-1 |
Description and Uses
Sildenafil impurity.
Safety
| Symbol(GHS) |  GHS07 |
| Signal word | Warning |
| Hazard statements | H315-H319-H335 |
| Precautionary statements | P261-P264-P271-P280-P302+P352-P305+P351+P338 |
| Hazard Codes | Xi |
| Risk Statements | 36/37/38 |
| Safety Statements | 26-36 |
| WGK Germany | 3 |
| HS Code | 2933998090 |
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N-DESMETHYL SILDENAFIL-D8
![5-(2-Ethoxy-5-(piperazin-1-ylsulfonyl)phenyl)-1-methyl-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-7(6H)-one](https://img.chemicalbook.com/CAS/GIF/139755-82-1.gif)
5-(2-Ethoxy-5-(piperazin-1-ylsulfonyl)phenyl)-1-methyl-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-7(6H)-one
![5-(2-Ethoxy-5-((4-(2-hydroxyethyl)piperazin-1-yl)sulfonyl)phenyl)-1-methyl-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-7(6H)-one](https://img.chemicalbook.com/CAS/GIF/139755-85-4.gif)
5-(2-Ethoxy-5-((4-(2-hydroxyethyl)piperazin-1-yl)sulfonyl)phenyl)-1-methyl-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-7(6H)-one
Norneosildenafil