Fosamprenavir Calcium
C25H34CaN3O9PS
623.67
Carbamic acid, [(1S,2R)-3-[[(4-aminophenyl)sulfonyl](2-methylpropyl)amino]-1-(phenylmethyl)-2-(phosphonooxy)propyl]-, C-[(3S)-tetrahydro-3-furanyl] ester, calcium salt (1:1);
(3S)-Tetrahydro-3-furyl [(αS)-α-[(1R)-1-hydroxy-2-(N1-isobutylsulfanilamido)ethyl]phenethyl]carbamate, calcium phosphate (ester) (1:1);
Calcium (2R,3S)-1-[(4-amino-N-isobutylphenyl)sulfonamide]-4-phenyl-3-[({[(S)-tetrahydrofuran-3-yl]oxy}carbonyl)amino]butan-2-yl phosphate. [226700-81-8]
Carbamic acid, [(1S,2R)-3-[[(4-aminophenyl)sulfonyl](2-methylpropyl)amino]-1-(phenylmethyl)-2-(phosphonooxy)propyl]-, C-[(3S)-tetrahydro-3-furanyl] ester, calcium salt (1:1);
(3S)-Tetrahydro-3-furyl [(αS)-α-[(1R)-1-hydroxy-2-(N1-isobutylsulfanilamido)ethyl]phenethyl]carbamate, calcium phosphate (ester) (1:1);
Calcium (2R,3S)-1-[(4-amino-N-isobutylphenyl)sulfonamide]-4-phenyl-3-[({[(S)-tetrahydrofuran-3-yl]oxy}carbonyl)amino]butan-2-yl phosphate. [226700-81-8]
DEFINITION
Fosamprenavir Calcium contains NLT 98.0% and NMT 102.0% of fosamprenavir calcium (C25H34CaN3O9PS), calculated on the anhydrous and solvent-free basis.
USP REFERENCE STANDARDS FOR PURCHASE
USP Fosamprenavir System Suitability Mixture RSUSP Fosamprenavir Related Compound A RS
USP Fosamprenavir Calcium RS