USP-Standards from the United States Pharmacopeia

(2,2'-{[(2-Hydroxypropane-1,3-diyl)bis(oxy)]bis(4,1-phenylene)}diacetamide)

(A mixture of atazanavir sulfate, atazanavir R, S, S, S,-diastereomer and atazanavir S,R,S,S diastereomer)

((S)-2-[(Methoxycarbonyl)amino]-3,3-dimethylbutanoic acid)

(2,2'-[{[(Isopropylazanediyl)bis(2-hydroxypropane-3,1-diyl)]bis(oxy)}bis(4,1-phenylene)]diacetamide)

(3-(Methylamino)-1-phenylpropan-1-ol)

((R)-N-Methyl-3-phenyl-3-(3-tolyloxy)propan-1-amine hydrochloride)

(N-methyl-3-phenyl-3-(p-tolyloxy)propan-1-amine hydrochloride)

(Desfluoro impurity, or (3R,5R)-7-[3-(phenylcarbamoyl)-2-isopropyl-4,5-diphenyl-1H-pyrrol-1-yl]-3,5-dihydroxyheptanoic acid calcium salt)

(Calcium (3S,5R)-7-[2-(4-Fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl]-3,5-dihydroxyheptanoate (1:2))

(Calcium (3R,5R)-7-[2,3-Bis(4-fluorophenyl)-5-isopropyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl]-3,5-dihydroxyheptanoate (1:2))

(Epoxide Impurity, 3-(4-Fluorobenzoyl)-2-isobutyryl-N,3-diphenyloxirane-2-carboxamide)

(Calcium(3S,5S)-7-[2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl]-3,5-dihydroxyheptanoate (1:2))

(Lactone Impurity, 5-(4-Fluorophenyl)-1-{2-[(2R, 4R)-4-hydroxy-6-oxotetrahydro-2H-pyran-2-yl]ethyl}-2-isopropyl-N,4-diphenyl-1H-pyrrole-3-carboxamide)

(tert-Butyl 2-((4R,6R)-6-{2-[2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl]ethyl}-2,2-dimethyl-1,3-dioxan-4-yl)acetate)

(cis-2-[4-(4-Chlorophenyl)cyclohexyl]-3-hydroxy-1,4-naphthoquinone)

(COLD SHIPMENT REQUIRED)

((S)-N-Methyl-3-phenyl-3-(2-tolyloxy)propan-1-amine hydrochloride)

(1alphaH,5alphaH-Tropan-3alpha-ol (+/-)-tropate (ester))