| Company Name: |
Hubei Weideli Chemical Reagent Co.，Ltd.
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| Tel: |
027-59222918; 13385289472 |
| Email: |
Z13385289472@163.com |
| Products Intro: |
Product Name:Sildenafil Impurity 21
CAS:269394-18-5
Purity:99% Package:10mg 25mg
|
| Company Name: |
Shanghai YuZn Pharm. Technology Co.,Ltd.
|
| Tel: |
15921286451; 15921286451 |
| Email: |
2010681527@qq.com |
| Products Intro: |
Product Name:Sildenafil Impurity 21
CAS:269394-18-5
Purity:96% Package:100mg, 500mg
|
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| | Sildenafil Impurity 21 Basic information |
| Product Name: | Sildenafil Impurity 21 | | Synonyms: | Sildenafil Impurity 17/4-[(2-Hydroxybenzoyl)amino]-1-methyl-3-propyl-1H-pyrazole-5-carboxamide;4-[(2-Hydroxybenzoyl)amino]-1-methyl-3-propyl-1H-pyrazole-5-carboxamide;1H-Pyrazole-5-carboxamide, 4-[(2-hydroxybenzoyl)amino]-1-methyl-3-propyl- | | CAS: | 269394-18-5 | | MF: | C15H18N4O3 | | MW: | 302.33 | | EINECS: | | | Product Categories: | | | Mol File: | 269394-18-5.mol |  |
| | Sildenafil Impurity 21 Chemical Properties |
| Boiling point | 428.1±45.0 °C(Predicted) | | density | 1.34±0.1 g/cm3(Predicted) | | pka | 8.17±0.30(Predicted) |
| | Sildenafil Impurity 21 Usage And Synthesis |
| Uses | 4-[(2-Hydroxybenzoyl)amino]-1-methyl-3-propyl-1H-pyrazole-5-carboxamide is an intermediate used in the synthesis of Desethyl Gendenafil (D290470), which could be a possible metabolite of Gendenafil (G349960) based on the metabolic pathway of Sildenafil (S435000, Citrate salt), an analogue of Gendenafil. |
| | Sildenafil Impurity 21 Preparation Products And Raw materials |
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