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Sildenafil Impurity 21

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Company Name: Shijiazhuang yaoBo Pharmaceutical Co., Ltd.  
Tel: 15633056635
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Products Intro: Product Name:Sildenafil Impurity 21
CAS:269394-18-5
Purity:98% HPLC Package:25mg;50mg;100mg
Company Name: Shanghai YuZn Pharm. Technology Co.,Ltd.  
Tel: 15921286451; 15921286451
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Products Intro: Product Name:Sildenafil Impurity 21
CAS:269394-18-5
Purity:96% Package:100mg, 500mg
Company Name: Nanjing Huanuo Biomedical Technology Co., Ltd  
Tel: 18913906212
Email: 2885426135@qq.com
Products Intro: Product Name:Sildenafil Impurity 40
CAS:269394-18-5
Purity:98% HPLC Package:mg;g
Company Name: LangFangshi Zekang Pharma Tech CO.,Itd.  
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Products Intro: Product Name:Sildenafil Impurity 21
CAS:269394-18-5
Purity:95%+HPLC Package:25mg，50mg，100mg，500mg
Company Name: Suzhou Haiben Pharmaceutical Co., Ltd  
Tel: 14760821013; 14760821013
Email: 1816280386@qq.com
Products Intro: CAS:269394-18-5
Purity:98% HPLC Package:10g;100g;500g;1kg;5kg;10kg
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:
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Mol File:269394-18-5.mol
Sildenafil Impurity 21 Structure
Sildenafil Impurity 21 Chemical Properties
Boiling point 428.1±45.0 °C(Predicted)
density 1.34±0.1 g/cm3(Predicted)
pka8.17±0.30(Predicted)
Safety Information
MSDS Information
Sildenafil Impurity 21 Usage And Synthesis
Uses4-[(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
Tag:Sildenafil Impurity 21(269394-18-5) Related Product Information
7H-Pyrazolo[4,3-d]pyrimidin-7-one, 5-[2-ethoxy-5-(methylsulfonyl)phenyl]-1,6-dihydro-1-methyl-3-propyl- 2-METHYL-4-NITRO-2H-PYRAZOLE-3-CARBOXYLIC ACID (2-ethoxyphenyl)(4-methylpiperazin-1-yl)methanone Norneosildenafil Benzoic acid, 2-ethoxy-5-[(4-methyl-1-piperazinyl)sulfonyl]-, methyl ester 4-ethoxy-3-(1-methyl-7-oxo-3-propyl-4H-pyrazolo[4,3-d]pyrimidin-5-yl)benzenesulfonamide 4-Nitro-3-propyl-1H-pyrazole-5-carboxamide 1H-Pyrazole-3-carboxamide, 4-[(2-ethoxybenzoyl)amino]-5-propyl- 7H-Pyrazolo[4,3-d]pyrimidin-7-one, 5-[2-ethoxy-5-[[4-(hydroxymethyl)-1-piperazinyl]sulfonyl]phenyl]-1,6-dihydro-1-methyl-3-propyl- 5-[2-Ethoxy-5-[(4-Methyl-4-oxido-1-piperazinyl)sulfonyl]phenyl]-1,6-dihydro-1-Methyl-3-(2-Methylpropyl)-7H-pyrazolo[4,3-d]pyriMidin-7-one Desethyl Sildenafil 5-chloro-2-ethoxybenzoyl chloride 4-(2-Ethoxy benzamido)-1-methyl-3-n-propyl pyrazole-5-carboxamide. 1H-Pyrazole-5-carboxamide, 4-amino-3-propyl- 3-[6,7-Dihydro-1-methyl-3-(2-methylpropyl)-7-oxo-1H-pyrazolo[4,3-d]pyrimidin-5-yl]-4-ethoxybenzenesulfonyl Chloride Ethyl 2-ethoxy-5-((4-methylpiperazin-1-yl)sulfonyl)benzoate 5-chloro-2-ethoxybenzoic acid 4-nitro-5-propyl-1H-pyrazole-3-carboxylic acid