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Sildenafil EP Impurity D

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Synonyms :4-Ethoxy-3-(1-methyl-7-oxo-3-propyl-6,7-dihydro-1H-pyrazolo[4,3-d]pyrimidin-5-yl)benzenesulfonic acid

Description

Synonyms: 4-Ethoxy-3-(1-methyl-7-oxo-3-propyl-6,7-dihydro-1H-pyrazolo[4,3-d]pyrimidin-5-yl)benzenesulfonic acid

More Information

More Information
SKU	RCLSTLS0644
CAS number	1357931-55-5
Molecular Formula	C17H20N4O5S
Catalog Number	RCLSTLS0644
Chemical Name	Sildenafil EP Impurity D
Synonyms	4-Ethoxy-3-(1-methyl-7-oxo-3-propyl-6,7-dihydro-1H-pyrazolo[4,3-d]pyrimidin-5-yl)benzenesulfonic acid
Molecular Weight	392.43
Solubility	DMSO (Slightly), Methanol (Slightly, Sonicated), Water (Slightly)
Stability	DMSO (Slightly), Methanol (Slightly, Sonicated), Water (Slightly)
Appearance	White to Light Brown Solid
Storage Condition	4°C, Hygroscopic
Shipping Info	All Products Are Stable To Be Shipped At Room Temperature, Unless Otherwise Specified.Compounds Can Strictly Be Provided For Research And Development Purposes. Compounds Are Not Intended For Animal/Human Testing And/Or Usage
Application Note	Demethylpiperazinyl Sildenafil Sulfonic Acid (Sildenafil EP Impurity D) is an impurity of Sildenafil citrate

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Impurity: Sildenafil EP Impurity D

Chemical Name: 3-(4,7-Dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxybenzenesulfonic acid

Synonym: Desmethylpiperazinyl Sildenafil Sulfonic Acid; 4-Ethoxy-3-(1-methyl-7-oxo-3-propyl-6,7-dihydro-1H-pyrazolo[4,3-d]pyrimidin-5-yl)benzenesulfonic acid

Smiles: O=S(C1=CC=C(OCC)C(C(NC2=C3N(C)N=C2CCC)=NC3=O)=C1)(O)=O

Inchi: InChI=1S/C20H26N6O4S/c1-4-5-15-17-18(25(3)23-15)20(28)22-19(21-17)14-12-13(6-7-16(14)27)31(29,30)26-10-8-24(2)9-11-26/h6-7,12,27H,4-5,8-11H2,1-3H3,(H,21,22,28)