Sildenafil analogue

ID: Reference947

C₂₄H₃₄N₆O₄S

5-{5-[(3S,5R)-3,5-dimethylpiperazin-1-yl]sulfonyl-2-propoxyphenyl}-1-methyl-3-propyl-4H-pyrazolo[4,3-d]pyrimidin-7-one; O-Desethyl-O-propyl Methisosildenafil; 5-(5-{[(3R,5S)-3,5-Dimethyl-1-piperazinyl]sulfonyl}-2-propoxyphenyl)-1,6-dihydro-1-methyl-3-propyl-7H-pyrazolo[4,3-d]pyrimidin-7-one

Sildenafil 2nd step impurity

ID: Reference949

C₂₁H₂₉N₅O₆S

4-Ethoxy-N,N-bis(2-hydroxyethyl)-3-(7-hydroxy-1-methyl-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)benzenesulfonamide; Benzenesulfonamide, 3-(6,7-dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxy-N,N-bis(2-hydroxyethyl)-

Sildenafil

ID: Reference950

C₂₂H₃₀N₆O₄S

5-{2-Ethoxy-5-[(4-methyl-1-piperazinyl)sulfonyl]phenyl}-1-methyl-3-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]pyrimidin-7-one; Aphrodil; Caverta; Revatio; 1-{[3-(4,7-Dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxyphenyl]sulfonyl}-4-methylpiperazine ; Piperazine, 1-{[3-(4,7-dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxyphenyl]sulfonyl}-4-methyl-

Sildenafil coupled

ID: Reference951

C₁₇H₂₂N₄O₃

4-[(2-Ethoxybenzoyl)amino]-1-methyl-3-propyl-1H-pyrazole-5-carboxamide; 4-(2-Ethoxybenzamido)-1-methyl-3-N-propylpyrazole-5-carboxamide; 4-(2-Ethoxybenzamido)-1-methyl-3-propyl-1H-pyrazole-5-carboxamide

Isobutyl sildenafil

ID: Reference952

C₂₃H₃₂N₆O₄S

5-[2-ethoxy-5-(4-methylpiperazin-1-yl)sulfonylphenyl]-1-methyl-3-(2-methylpropyl)-4H-pyrazolo[4,3-d]pyrimidin-7-one; Sildenafil related compound A; 7H-Pyrazolo[4,3-d]pyrimidin-7-one, 5-{2-ethoxy-5-[(4-methyl-1-piperazinyl)sulfonyl]phenyl}-1,6-dihydro-1-methyl-3-(2-methylpropyl)- ; Despropyl isobutyl sildenafil; Isobutyl sildenafil

Thiodimethyl sildenafil

ID: Reference955

C₂₃H₃₂N₆O₃S₂

5-{5-[(3,5-Dimethyl-1-piperazinyl)sulfonyl]-2-ethoxyphenyl}-1-methyl-3-propyl-1,4-dihydro-7H-pyrazolo[4,3-d]pyrimidine-7-thione; Sulfoaildenafil; 7H-Pyrazolo[4,3-d]pyrimidine-7-thione, 5-{5-[(3,5-dimethyl-1-piperazinyl)sulfonyl]-2-ethoxyphenyl}-1,4-dihydro-1-methyl-3-propyl-

Thiohomo sildenafil

ID: Reference956

C₂₃H₃₂N₆O₃S₂

5-{2-Ethoxy-5-[(4-ethyl-1-piperazinyl)sulfonyl]phenyl}-1-methyl-3-propyl-1,4-dihydro-7H-pyrazolo[4,3-d]pyrimidine-7-thione; 1-[[3-(4,7-Dihydro-1-methyl-3-propyl-7-thioxo-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxyphenyl]sulfonyl]-4-ethyl-piperazine; Thiohomo sildenafil; Sulfohomosildenafil; Homosildenafil thione

Thiomethisosildenafil

ID: Reference957

C₂₃H₃₂N₆O₃S₂

5-[5-[(3S,5R)-3,5-Dimethylpiperazin-1-yl]sulfonyl-2-ethoxyphenyl]-1-methyl-3-propyl-4H-pyrazolo[4,3-d]pyrimidine-7-thione; (3R,5S)-Rel-1-[[3-(4,7-dihydro-1-methyl-3-propyl-7-thioxo-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxyphenyl]sulfonyl]-3,5-dimethyl-piperazine; Sulfoaildenafil; Thioaildenafil

Thiosildenafil

ID: Reference958

C₂₂H₃₀N₆O₃S₂

5-[2-Ethoxy-5-(4-methylpiperazin-1-yl)sulfonylphenyl]-1-methyl-3-propyl-4H-pyrazolo[4,3-d]pyrimidine-7-thione; Sulfosildenafil; 1-{[3-(4,7-Dihydro-1-methyl-3-propyl-7-thioxo-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxyphenyl]sulfonyl}-4-methylpiperazine

Udenafil

ID: Reference959

C₂₅H₃₆N₆O₄S

3-(1-methyl-7-oxo-3-propyl-4H-pyrazolo[4,3-d]pyrimidin-5-yl)-N-[2-(1-methylpyrrolidin-2-yl)ethyl]-4-propoxybenzenesulfonamide; 5-(2-Propyloxy-5-(1-methyl-2-pyrollidinylethylamidosulfonyl)phenyl)-1-methyl-3-propyl-1,6-dihydro-7H-pyrazolo(4,3-d)pyrimidine-7-one; Benzenesulfonamide, 3-(4,7-dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo(4,3-d)pyrimidin-5-yl)-N-(2-(1-methyl-2-pyrrolidinyl)ethyl)-4-propoxy-; Zydena

Vardenafil

ID: Reference960

C₂₃H₃₂N₆O₄S

2-{2-Ethoxy-5-[(4-ethyl-1-piperazinyl)sulfonyl]phenyl}-5-methyl-7-propylimidazo[5,1-f][1,2,4]triazin-4-ol; Piperazine, 1-((3-(1,4-dihydro-5-methyl-4-oxo-7-propylimidazo(5,1-f)(1,2,4)triazin-2-yl)-4-ethoxyphenyl)sulfonyl)-4-ethyl-; 2-{2-Ethoxy-5-[(4-ethylpiperazin-1-yl)sulfonyl]phenyl}-5-methyl-7-propylimidazo[5,1-f][1,2,4]triazin-4-ol; Imidazo[5,1-f][1,2,4]triazin-4(1H)-one, 2-[2-ethoxy-5-[(4-ethyl-1-piperazinyl)sulfonyl]phenyl]-5-methyl-7-propyl-; Levitra; Vivanza; Vdn

Yohimbine

ID: Reference961

C₂₁H₂₆N₂O₃

Methyl 17-hydroxyyohimban-16-carboxylate; Yohimban-16-carboxylic acid, 17-hydroxy-, methyl ester, (16α,17α)-; 17-Hydroxyyohimban-16-carboxylic acid methyl ester; Methyl 17α-hydroxyyohimban-16α-carboxylate; 17α-Hydroxyyohimban-16α-carboxylic acid methyl ester; (16α,17α)-17-Hydroxyyohimban-16-carboxylic acid methyl ester; Yohimbin