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COA COO

Sildenafil Impurity 70

Impurity

CAS Number

139756-31-3

Molecular Formula

C16H17ClN4O4S

Product format

Neat

Molecular Weight

396.85

Storage

-20°C

Shipping

Ice Pack (2-8°C)

API Family

Sildenafil Citrate

Synonyms

139756-31-3; 5-(5-Chlorosulfonyl-2-ethoxyphenyl)-3-propyl-1, 6-dihydro-7H-pyrazolo[4, 3-d]pyrimidin-7-one; 4-Ethoxy-3-(7-oxo-3-propyl-6, 7-dihydro-1H-pyrazolo[4, 3-d]pyrimidin-5-yl)benzene-1-sulfonyl chloride; Des-4-methylpiperazine Desmethylsildenafil Chloride; 4-ethoxy-3-(7-oxo-3-propyl-2, 4-dihydropyrazolo[4, 3-d]pyrimidin-5-yl)benzenesulfonyl chloride; 4-ethoxy-3-(7-oxo-3-propyl-2, 6-dihydropyrazolo[4, 3-d]pyrimidin-5-yl)benzenesulfonyl chloride; 4-ethoxy-3-{7-oxo-3-propyl-1H, 6H, 7H-pyrazolo[4, 3-d]pyrimidin-5-yl}benzene-1-sulfonyl chloride; Sildenafil Impurity 9; Sildenafil Impurity 208; SCHEMBL835; DTXSID70611627; MSK160681; -7H-pyrazolo[4, 3-d]pyrimidin-7-one; DB-306248; 5-(5-Chlorosulfonyl-2-ethoxyphenyl)-3-propyl-1, 6-dihydro; 4-Ethoxy-3-(7-oxo-3-propyl-4, 7-dihydro-2H-pyrazolo[4, 3-d]pyrimidin-5-yl)benzene-1-sulfonyl chloride; 4-Ethoxy-3-(7-oxo-3-propyl-6, 7-dihydro-1H-pyrazolo[4, 3-d]pyrimidin-5-yl)benzene-1-sulfonylchloride; 4-ethoxy-3-(7-oxo-3-propyl-6, 7-dihydro-1H-pyrazolo[4, 3-d]pyrimidin-5-yl)benzenesulfonyl chloride; Benzenesulfonyl chloride, 3-(6, 7-dihydro-7-oxo-3-propyl-1H-pyrazolo[4 and 3-d]pyrimidin-5-yl)-4-ethoxy-

Iupac Name

4-ethoxy-3-(7-oxo-3-propyl-2, 6-dihydropyrazolo[4 and 3-d]pyrimidin-5-yl)benzenesulfonyl chloride

InChI

InChI=1S/C16H17ClN4O4S/c1-3-5-11-13-14(21-20-11)16(22)19-15(18-13)10-8-9(26(17,23)24)6-7-12(10)25-4-2/h6-8H,3-5H2,1-2H3,(H,20,21)(H,18,19,22)

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COA COO

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Custom
Synthesis

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