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Sildenafil Citrate

Sildenafil Citrate / CAS : 171599-83-0

Appearance white powder UN -
HS 29359000 DG Class -
Synonyms Sildenafil Citrate Salt; 5-[2-Ethoxy-5-(4-Methylpiperazin-1-Yl)Sulfonylphenyl]-1-Methyl-3-Propyl-4H-Pyrazolo[4,3-D]Pyrimidin-7-One,2-Hydroxypropane-1,2,3-Tricarboxylic Acid; Viagra,Revatio; Viagra, Sildenafil Citrate; 1-[[3-(4,7-Dihydro-1-Methyl-7-Oxo-3-Propyl-1H-Pyrazolo[4,3-D]Pyrimidin-5-Yl)-4-Ethoxyphenyl]Sulfonyl]-4-Methylpiperazine Citrate Salt; 5-[2-Ethoxy-5-(4-Methylpiperazin-1-Yl)Sulfonylphenyl]-1-Methyl-3-Propyl-4H-Pyrazolo[5,4-E]Pyrimidin-7-One Citrate Salt; 1-[[3-(6,7-Dihydro-1-Methyl-7-Oxo-3-Propyl-1H-Pyrazolo[4,3-D]Pyrimidin-5-Yl)-4-Ethoxyphenyl]Sulfonyl]-4-Methylpiperazine, 2-Hydroxy-1,2,3-Propanetricarboxylate; 5-[2-Ethoxy-5-[(4-Methyl-Piperazin-1-Yl)Sulfonyl]Phenyl]-1,6-Dihydro-1-Methyl-3-Propyl-7H-Pyrazolo[4,3-D]Pyrimidin-7-One Citrate
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Properties

Summary

Formula
C28H38N6O11S
Molecular Mass
666.70000
Exact Mass
666.23200
PSA
253.93000
Logp
1.31900
IUPAC
5-[2-ethoxy-5-(4-methylpiperazin-1-yl)sulfonylphenyl]-1-methyl-3-propyl-6H-pyrazolo[4,3-d]pyrimidin-7-one;2-hydroxypropane-1,2,3-tricarboxylic acid
SMILES
CCCC1=NN(C2=C1N=C(NC2=O)C3=C(C=CC(=C3)S(=O)(=O)N4CCN(CC4)C)OCC)C.C(C(=O)O)C(CC(=O)O)(C(=O)O)O

Attribute classification

Matter Classification
organic
Category
API & Intermediate > Pharmaceutical Raw Materials

Chemical and Physical Properties

Melting Point
187-189 ºC
Density
1.447 g/cm3
Boiling Point
672.4 ºC
Flash Point
360.5 ºC
Appearance
white powder

Export information

HS Code
29359000
Export Rebate
13%
Risk Code
R36/37/38
Safety Label
Xi

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