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501120-42-9

501120-42-9 structure

501120-42-9 structure

Name: 4-ethoxy-3-(2-methyl-7-oxo-3-propyl-4H-pyrazolo[4,3-d]pyrimidin-5-yl)benzenesulfonyl chloride
Chemical Name: 4-ethoxy-3-(2-methyl-7-oxo-3-propyl-4H-pyrazolo[4,3-d]pyrimidin-5-yl)benzenesulfonyl chloride
CAS Number: 501120-42-9
Molecular Formula: C₁₇H₁₉ClN₄O₄S
Molecular Weight: 410.87500
Create Date: 2018-06-22 11:18:06
Modify Date: 2026-07-03 17:20:07

Name	4-ethoxy-3-(2-methyl-7-oxo-3-propyl-4H-pyrazolo[4,3-d]pyrimidin-5-yl)benzenesulfonyl chloride
Synonyms	Chlorosulfone 2-Methyl Isomer 3-(6,7-Dihydro-2-Methyl-7-oxo-3-propyl-2H-pyrazolo[4,3-d]pyriMidin-5-yl)-4-ethoxy-benzenesulfonyl Chloride Demethylpiperazinyl Iso Sildenafil Sulfonyl Chloride Benzenesulfonyl chloride, 3-(6,7-dihydro-2-methyl-7-oxo-3-propyl-2H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxy DeMethylpiperazinyl Iso Sildenafil Sulfonyl Chloride Sildenafil Chlorosulfone 2-Methyl Isomer Pinacolborane Impurity 10 Sildenafil Impurity 6 4-ethoxy-3-(2-methyl-7-oxo-3-propyl-6,7-dihydro-2H-pyrazolo[4,3-d]pyrimidin-5-yl)benzenesulfonyl chloride Sildenafil Impurity

Molecular Formula	C₁₇H₁₉ClN₄O₄S
Molecular Weight	410.87500
Exact Mass	410.08200
PSA	115.32000
LogP	3.68310

501120-40-7 structure

501120-40-7

~89%

501120-42-9 structure

501120-42-9

Literature: El-Abadelah, Mustafa M.; Sabri, Salim S.; Khanfar, Monther A.; Yasin, Hani A.; Voelter, Wolfgang Journal of Heterocyclic Chemistry, 2002 , vol. 39, # 5 p. 1055 - 1059

36983-31-0 structure

36983-31-0

~%

501120-42-9 structure

501120-42-9

Literature: El-Abadelah, Mustafa M.; Sabri, Salim S.; Khanfar, Monther A.; Yasin, Hani A.; Voelter, Wolfgang Journal of Heterocyclic Chemistry, 2002 , vol. 39, # 5 p. 1055 - 1059

134-11-2 structure

134-11-2

~%

501120-42-9 structure

501120-42-9

Literature: El-Abadelah, Mustafa M.; Sabri, Salim S.; Khanfar, Monther A.; Yasin, Hani A.; Voelter, Wolfgang Journal of Heterocyclic Chemistry, 2002 , vol. 39, # 5 p. 1055 - 1059

247583-78-4 structure

247583-78-4

~%

501120-42-9 structure

501120-42-9

Literature: El-Abadelah, Mustafa M.; Sabri, Salim S.; Khanfar, Monther A.; Yasin, Hani A.; Voelter, Wolfgang Journal of Heterocyclic Chemistry, 2002 , vol. 39, # 5 p. 1055 - 1059

247583-70-6 structure

247583-70-6

~%

501120-42-9 structure

501120-42-9

Literature: El-Abadelah, Mustafa M.; Sabri, Salim S.; Khanfar, Monther A.; Yasin, Hani A.; Voelter, Wolfgang Journal of Heterocyclic Chemistry, 2002 , vol. 39, # 5 p. 1055 - 1059

247583-72-8 structure

247583-72-8

~%

501120-42-9 structure

501120-42-9

Literature: El-Abadelah, Mustafa M.; Sabri, Salim S.; Khanfar, Monther A.; Yasin, Hani A.; Voelter, Wolfgang Journal of Heterocyclic Chemistry, 2002 , vol. 39, # 5 p. 1055 - 1059

247583-71-7 structure

247583-71-7

~%

501120-42-9 structure

501120-42-9

Literature: El-Abadelah, Mustafa M.; Sabri, Salim S.; Khanfar, Monther A.; Yasin, Hani A.; Voelter, Wolfgang Journal of Heterocyclic Chemistry, 2002 , vol. 39, # 5 p. 1055 - 1059

501120-38-3 structure

501120-38-3

~%

501120-42-9 structure

501120-42-9

Literature: El-Abadelah, Mustafa M.; Sabri, Salim S.; Khanfar, Monther A.; Yasin, Hani A.; Voelter, Wolfgang Journal of Heterocyclic Chemistry, 2002 , vol. 39, # 5 p. 1055 - 1059

Precursor 8
501120-40-7 36983-31-0 134-11-2 247583-78-4
247583-70-6 247583-72-8 247583-71-7 501120-38-3
DownStream 0

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