Synonyms: Saquinavir mesylate [USAN];Saquinavir mesilate;Butanediamide, N1-(3-(3-(((1,1-dimethylethyl)amino)carbonyl)octahydro-2(1H)-isoquinolinyl)-2-hydroxy-1-(phenylmethyl)propyl)-2-((2-quinolinylcarbonyl)amino)-, (3S-(2(1R*(R*),2S*),3alpha,4aalpha,8aalpha))-;Invirase (TN);Saquinavir mesylate; Ro 31-8959 [AmFAR Tx Dir 1993;6(4)];(2S)-N-[(2S,3R)-3-hydroxy-1-phenyl-4-[(3S)-3-(tert-butylcarbamoyl)-3,4,4a,5,6,7,8,8a-octahydro-1H-isoquinolin-2-yl]butan-2-yl]-2-(quinoline-2-carbonylamino)butanediamide;(2S)-N-[(2S,3R)-4-[(3S,4aS,8aS)-3-(tert-butylcarbamoyl)-3,4,4a,5,6,7,8,8a-octahydro-1H-isoquinolin-2-yl]-3-hydroxy-1-phenyl-butan-2-yl]-2-(quinoline-2-carbonylamino)butanediamide; methanesulfonic acid;Saquinavir mesylate (USP);Invirase;(S)-N-((alphaS)-alpha-((1R)-2-((3S,4aS,8aS)-3-(tert-Butylcarbamoyl)octahydro-2(1H)-isoquinolyl)-1-hydroxyethyl)phenethyl)-2-quinaldamidosuccinamide monomethanesulfonate (salt);Saquinavir mesylate (AIDS Initiative);(2S)-N-[(2S,3R)-4-[(3S,4aS,8aS)-3-(tert-butylcarbamoyl)-3,4,4a,5,6,7,8,8a-octahydro-1H-isoquinolin-2-yl]-3-hydroxy-1-phenyl-butan-2-yl]-2-(quinoline-2-carbonylamino)butanediamide;SQV;Saquinavir mesilate (JAN);Ro 318959;(S)-N-((alphaS)-alpha-((1R)-3S,4aS,8aS)-3-(tert-Butylcarbaoyl)octahydro-2(1H)-isoquinolyl)-1-hydroxyethyl)phenethyl)-2-quinaldamidosuccinam ide monomethanesulfonate (salt);Butanediamide, N(sup 1)-(3-(3-(((1,1-dimethylethyl)amino)carbonyl)octahydro-2(1H)-isoquinolinyl)-2-hydroxy-1-(phenylmethyl)propyl)-2-((2-quinolinylcarbonyl)amino)-, (3S-(2(1R*(R*),2S*),3alpha,4abeta,8abeta))-, monomethanesulfonate (salt);Ro-31-8959;Butanediamide, N1-((1S,2R)-3-((3S,4aS,8aS)-3-(((1,1-dimethylethyl)amino)carbonyl)octahydro-2(1H)-isoquinolinyl)-2-hydroxy-1-(phenylmethyl)propyl)-2-((2-quinolinylcarbonyl)amino)-, (2S)-;Saquinavir monomethanesulfonate salt;Butanediamide, N1-[(1S,2R)-3-[(3S,4aS,8aS)-3-[[(1,1-dimethylethyl)amino]carbonyl]octahydro-2(1H)-isoquinolinyl]-2-hydroxy-1-(phenylmethyl)propyl]-2-[(2-quinolinylcarbonyl)amino]-, (2S)-;Saquinavir [USAN];