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5-[2-Ethoxy-5-(piperazin-1-yl)sulfonylphenyl]-1-methyl-3-propyl-4H-pyrazolo[5,4-e]pyrimidin-7-one
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DESMETHYL SILDENAFIL
CAS: 139755-82-1
Molecular Formula: C21H28N6O4S
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pharmaceutical intermediates
API intermediate
5-[2-Ethoxy-5-(piperazin-1-yl)sulfonylphenyl]-1-methyl-3-propyl-4H-pyrazolo[5,4-e]pyrimidin-7-one
5-[2-Ethoxy-5-(piperazin-1-yl)sulfonylphenyl]-1-methyl-3-propyl-4H-pyrazolo[5,4-e]pyrimidin-7-one -
Names and Identifiers
Name
DESMETHYL SILDENAFIL
Synonyms
UK 103320
DESMETHYL SILDENAFIL
Sildenafil Impurity 5
5-[2-Ethoxy-5-(piperazin-1-yl)sulfonylphenyl]-1-methyl-3-propyl-4H-pyrazolo[5,4-e]pyrimidin-7-one
5-[2-Ethoxy-5-(1-piperazinylsulfonyl)phenyl]-1,6-dihydro-1-methyl-3-propyl- 7H-pyrazolo[4,3-d]pyrimidin-7-one
CAS
139755-82-1
5-[2-Ethoxy-5-(piperazin-1-yl)sulfonylphenyl]-1-methyl-3-propyl-4H-pyrazolo[5,4-e]pyrimidin-7-one -
Physico-chemical Properties
Molecular Formula
C21H28N6O4S
Molar Mass
460.55
Density
1.44±0.1 g/cm3(Predicted)
Melting Point
158-160°C
pKa
10.05±0.20(Predicted)
Storage Condition
Keep in dark place,Sealed in dry,2-8°C
Stability
Moisture Sensitive
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Hubei YoungXin Pharmaceutical Tech Co.,Ltd.
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Product Name:
Sildenafil Impurity 6
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CAS: 139755-82-1
Tel: 0714-3999186
Email: 2853786052@qq.com
Mobile: 86+15671228036
QQ: 2853786052
Wechat: 15671228036
Hubei YoungXin Pharmaceutical Tech Co.,Ltd.
Spot supply
Product Name:
Sildenafil Impurity 6
Visit Supplier Webpage
Request for quotation
CAS: 139755-82-1
Tel: 0714-3999186
Email: 2853786052@qq.com
Mobile: 86+15671228036
QQ: 2853786052
Wechat: 15671228036
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5-[2-Ethoxy-5-(piperazin-1-yl)sulfonylphenyl]-1-methyl-3-propyl-4H-pyrazolo[5,4-e]pyrimidin-7-one
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