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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
Application Note	Demethylpiperazinyl Sildenafil Sulfonic Acid (Sildenafil EP Impurity D) is an impurity of Sildenafil citrate
Melting Pt	>132°C (dec.)
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
Storage Condition	4°C, Hygroscopic
Stability	DMSO (Slightly), Methanol (Slightly, Sonicated), Water (Slightly)
Appearance	White to Light Brown Solid
Solubility	DMSO (Slightly), Methanol (Slightly, Sonicated), Water (Slightly)

Products

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)