Impurity Reference Standard - Products

Darunavir

CAT No: CL-DUN-01 CAS No: 206361-99-1 Mol Wt: 547.7 Mol F: C27H37N3O7S Inv Status: In Stock

Chemical Name: (3R,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-yl ((2S,3R)-4-((4-amino-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate

Hydroxy Darunavir

CAT No: CL-DUN-02 CAS No: 1809154-88-8 Mol Wt: 563.7 Mol F: C27H37N3O8S Inv Status: Custom Synthesis

Chemical Name: Hexahydrofuro[2,3-b]furan-3-yl (4-((4-amino-N-(2-hydroxy-2-methylpropyl)phenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate

Darunavir-N-Glucuronide

CAT No: CL-DUN-04 CAS No: 1159613-25-8 Mol Wt: 723.8 Mol F: C33H45N3O13S Inv Status: Custom Synthesis

Chemical Name: (2S,3S,4S,5R,6R)-6-((4-(N-((2R,3S)-3-(((((3R,3aS,6aR)-hexahydrofuro[2,3-b]furan-3-yl)oxy)carbonyl)amino)-2-hydroxy-4-phenylbutyl)-N-isobutylsulfamoyl)phenyl)amino)-3,4,5-trihydroxytetrahydro-2H-pyran-2-carboxylic acid

Darunavir-O-Glucuronide

CAT No: CL-DUN-05 CAS No: 1159613-27-0 Mol Wt: 723.8 Mol F: C33H45N3O13S Inv Status: Custom Synthesis

Chemical Name: (2S,3S,4S,5R,6R)-6-(((2R,3S)-1-((4-amino-N-isobutylphenyl)sulfonamido)-3-(((((3R,3aS,6aR)-hexahydrofuro[2,3-b]furan-3-yl)oxy)carbonyl)amino)-4-phenylbutan-2-yl)oxy)-3,4,5-trihydroxytetrahydro-2H-pyran-2-carboxylic acid

Darunavir Ethanolate

CAT No: CL-DUN-06 CAS No: 635728-49-3 Mol Wt: 547.7 : 46.1 Mol F: C27H37N3O7S : C2H6O Inv Status: Custom Synthesis

Chemical Name: (3R,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-yl ((2S,3R)-4-((4-amino-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate compound with ethanol

Darunavir Impurity A Enantiomer

CAT No: CL-DUN-07 CAS No: 1402142-62-4 Mol Wt: 391.5 Mol F: C20H29N3O3S Inv Status: Custom Synthesis

Chemical Name: 4-Amino-N-((2S,3R)-3-amino-2-hydroxy-4-phenylbutyl)-N-isobutylbenzenesulfonamide

Darunavir Impurity A

CAT No: CL-DUN-08 CAS No: 169280-56-2 Mol Wt: 391.5 Mol F: C20H29N3O3S Inv Status: In Stock

Chemical Name: 4-Amino-N-((2R,3S)-3-amino-2-hydroxy-4-phenylbutyl)-N-isobutylbenzenesulfonamide

Darunavir Impurity B

CAT No: CL-DUN-09 CAS No: NA Mol Wt: 865.1 Mol F: C44H60N6O8S2 Inv Status: Custom Synthesis

Chemical Name: N1-((2R,3S)-4-((4-Amino-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)-N4-((2S,3R)-4-((4-amino-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)succinamide

Darunavir Impurity D

CAT No: CL-DUN-10 CAS No: NA Mol Wt: 561.7 Mol F: C28H39N3O7S Inv Status: Custom Synthesis

Chemical Name: (3R,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-yl ((2S,3R)-3-hydroxy-4-((N-isobutyl-4-(methylamino)phenyl)sulfonamido)-1-phenylbutan-2-yl)carbamate

D-(+)-Darunavir

CAT No: CL-DUN-11 CAS No: 1399859-60-9 Mol Wt: 547.7 Mol F: C27H37N3O7S Inv Status: Custom Synthesis

Chemical Name: (3S,3aR,6aS)-Hexahydrofuro[2,3-b]furan-3-yl ((2R,3S)-4-((4-amino-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate

(1R,2S)-Darunavir

CAT No: CL-DUN-12 CAS No: 1402142-63-5 Mol Wt: 547.7 Mol F: C27H37N3O7S Inv Status: Custom Synthesis

Chemical Name: (3R,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-yl ((2R,3S)-4-((4-amino-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate

Darunavir Impurity 1

CAT No: CL-DUN-13 CAS No: NA Mol Wt: 547.7 Mol F: C27H37N3O7S Inv Status: Custom Synthesis

Chemical Name: (3R,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-yl ((2S,3S)-4-(N-(3-amino-2-methylpropyl)phenylsulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate

Darunavir Impurity 2

CAT No: CL-DUN-14 CAS No: NA Mol Wt: 566.1 Mol F: C27H36ClN3O6S Inv Status: Custom Synthesis

Chemical Name: (3R,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-yl ((2S,3R)-4-((4-amino-N-isobutylphenyl)sulfonamido)-3-chloro-1-phenylbutan-2-yl)carbamate

Darunavir Impurity 4

CAT No: CL-DUN-15 CAS No: 1291087-81-4 Mol Wt: 703.8 Mol F: C34H45N3O11S Inv Status: Custom Synthesis

Chemical Name: (3R,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-yl ((2S,3R)-4-((4-amino-N-isobutylphenyl)sulfonamido)-3-(((((3R,3aS,6aR)-hexahydrofuro[2,3-b]furan-3-yl)oxy)carbonyl)oxy)-1-phenylbutan-2-yl)carbamate

Darunavir Impurity 5

CAT No: CL-DUN-16 CAS No: 1526916-56-2 Mol Wt: 435.6 Mol F: C21H29N3O5S Inv Status: Custom Synthesis

Chemical Name: ((2S,3R)-4-((4-Amino-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamic acid

Darunavir Impurity 6

CAT No: CL-DUN-17 CAS No: 1526916-57-3 Mol Wt: 449.6 Mol F: C22H31N3O5S Inv Status: Custom Synthesis

Chemical Name: Methyl ((2S,3R)-4-((4-amino-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate

Darunavir Impurity 7 (SS)

CAT No: CL-DUN-18 CAS No: 192800-79-6 Mol Wt: 391.5 Mol F: C20H29N3O3S Inv Status: Custom Synthesis

Chemical Name: 4-Amino-N-((2S,3S)-3-amino-2-hydroxy-4-phenylbutyl)-N-isobutylbenzenesulfonamide

Darunavir Impurity 8 (RR)

CAT No: CL-DUN-19 CAS No: NA Mol Wt: 391.5 Mol F: C20H29N3O3S Inv Status: Custom Synthesis

Chemical Name: 4-Amino-N-((2R,3R)-3-amino-2-hydroxy-4-phenylbutyl)-N-isobutylbenzenesulfonamide

Darunavir Impurity 9

CAT No: CL-DUN-20 CAS No: 866594-61-8 Mol Wt: 158.2 Mol F: C7H10O4 Inv Status: Custom Synthesis

Chemical Name: (3aS,4R,6aR)-4-Methoxytetrahydrofuro[3,4-b]furan-2(3H)-one

Darunavir Impurity 10

CAT No: CL-DUN-21 CAS No: 1932330-83-0 Mol Wt: 158.2 Mol F: C7H10O4 Inv Status: Custom Synthesis

Chemical Name: (3aR,4R,6aS)-4-Methoxytetrahydrofuro[3,4-b]furan-2(3H)-one

Darunavir Impurity 11

CAT No: CL-DUN-22 CAS No: 1932353-11-1 Mol Wt: 158.2 Mol F: C7H10O4 Inv Status: Custom Synthesis

Chemical Name: (3aR,4S,6aS)-4-Methoxytetrahydrofuro[3,4-b]furan-2(3H)-one

Darunavir Impurity 12

CAT No: CL-DUN-23 CAS No: 866594-60-7 Mol Wt: 158.2 Mol F: C7H10O4 Inv Status: Custom Synthesis

Chemical Name: (3aS,4S,6aR)-4-Methoxytetrahydrofuro[3,4-b]furan-2(3H)-one

Darunavir Impurity 13 (SS)

CAT No: CL-DUN-24 CAS No: 156636-67-8 Mol Wt: 261.3 Mol F: C11H19NO6 Inv Status: Custom Synthesis

Chemical Name: Ethyl (S)-3-((S)-2,2-dimethyl-1,3-dioxolan-4-yl)-4-nitrobutanoate

Darunavir Impurity (RR)

CAT No: CL-DUN-25 CAS No: 501921-23-9 Mol Wt: 261.3 Mol F: C11H19NO6 Inv Status: Custom Synthesis

Chemical Name: Ethyl (R)-3-((R)-2,2-dimethyl-1,3-dioxolan-4-yl)-4-nitrobutanoate

Darunavir Impurity 14

CAT No: CL-DUN-26 CAS No: 143224-62-8 Mol Wt: 370.5 Mol F: C22H30N2O3 Inv Status: Custom Synthesis

Chemical Name: Benzyl ((2S,3R)-3-hydroxy-4-(isobutylamino)-1-phenylbutan-2-yl)carbamate

Darunavir Impurity 15

CAT No: CL-DUN-27 CAS No: 1418639-27-6 Mol Wt: 417.5 Mol F: C21H27N3O4S Inv Status: Custom Synthesis

Chemical Name: 4-Amino-N-(((4S,5R)-4-benzyl-2-oxooxazolidin-5-yl)methyl)-N-isobutylbenzenesulfonamide

Darunavir Impurity 16

CAT No: CL-DUN-28 CAS No: 1546918-97-1 Mol Wt: 703.8 Mol F: C34H45N3O11S Inv Status: Custom Synthesis

Chemical Name: (3R,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-yl ((2S,3R)-4-((4-(((((3R,3aS,6aR)-hexahydrofuro[2,3-b]furan-3-yl)oxy)carbonyl)amino)-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate

Darunavir Impurity 17

CAT No: CL-DUN-29 CAS No: NA Mol Wt: 547.7 Mol F: C27H37N3O7S Inv Status: Custom Synthesis

Chemical Name: (2R,3S)-3-Amino-1-((4-amino-N-isobutylphenyl)sulfonamido)-4-phenylbutan-2-yl ((3R,3aS,6aR)-hexahydrofuro[2,3-b]furan-3-yl) carbonate

Darunavir Impurity 18

CAT No: CL-DUN-30 CAS No: NA Mol Wt: 393.5 Mol F: C19H27N3O4S Inv Status: Custom Synthesis

Chemical Name: 4-Amino-N-((2R,3S)-3-amino-2-hydroxy-4-phenylbutyl)-N-(2-hydroxypropan-2-yl)benzenesulfonamide

Darunavir Impurity 19

CAT No: CL-DUN-32 CAS No: 191226-98-9 Mol Wt: 521.6 Mol F: C25H35N3O7S Inv Status: Custom Synthesis

Chemical Name: [(1S,2R)-1-Benzyl-2-hydroxy-3-[isobutyl[(4-nitro-phenyl)sulfonyl)]amino]propyl]-carbamic Acid tert-Butyl Ester

Darunavir Impurity 20

CAT No: CL-DUN-33 CAS No: 244634-31-9 Mol Wt: 421.5 : 36.5 Mol F: C20H27N3O5S : HCl Inv Status: Custom Synthesis

Chemical Name: N-((2R,3S)-3-Amino-2-hydroxy-4-phenylbutyl)-N-isobutyl-4-nitrobenzene-1-sulfonamide hydrochloride

Darunavir Impurity 21

CAT No: CL-DUN-34 CAS No: 98-74-8 Mol Wt: 221.6 Mol F: C6H4ClNO4S Inv Status: Custom Synthesis

Chemical Name: 4-Nitrobenzenesulfonyl Chloride

Darunavir Impurity 22

CAT No: CL-DUN-35 CAS No: 98737-29-2 Mol Wt: 263.3 Mol F: C15H21NO3 Inv Status: Custom Synthesis

Chemical Name: Tert-butyl-(S)-1-((S)-oxiran-2-yl)-2-phenylethyl- carbamate ; 2-Methyl-2-propanyl {(1S)-1-[(2R)-2-oxiranyl]-2-phenylethyl}carbamate

Darunavir Impurity 23

CAT No: CL-DUN-36 CAS No: 799241-76-2 Mol Wt: 577.7 Mol F: C27H35N3O9S Inv Status: Custom Synthesis

Chemical Name: (3R,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-yl ((2S,3R)-3-hydroxy-4-((N-isobutyl-4-nitrophenyl)sulfonamido)-1-phenylbutan-2-yl)carbamate

Darunavir Amine Dimer Impurity

CAT No: CL-DUN-37 CAS No: NA Mol Wt: 965.2 Mol F: C48H64N6O11S2 Inv Status: Custom Synthesis

Chemical Name: (2S,3R)-4-((4-(3-((2S,3R)-4-((4-amino-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)ureido)-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl ((3R,3aS,6aR)-hexahydrofuro[2,3-b]furan-3-yl)carbamate

Darunavir Difurofuramethyl Impurity

CAT No: CL-DUN-38 CAS No: NA Mol Wt: 703.8 Mol F: C34H45N3O11S Inv Status: Custom Synthesis

Chemical Name: Hexahydrofuro[2,3-b]furan-3-yl (4-((4-((((hexahydrofuro[2,3-b]furan-3-yl)oxy)carbonyl)amino)-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate

Darunavir Isomer-3 Impurity

CAT No: CL-DUN-39 CAS No: 799241-73-9 Mol Wt: 547.7 Mol F: C27H37N3O7S Inv Status: Custom Synthesis

Chemical Name: (3S,3aR,6aS)-Hexahydrofuro[2,3-b]furan-3-yl ((2S,3R)-4-((4-amino-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate

Darunavir Isomer-4 Impurity

CAT No: CL-DUN-40 CAS No: 799241-75-1 Mol Wt: 547.7 Mol F: C27H37N3O7S Inv Status: Custom Synthesis

Chemical Name: (3S,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-yl ((2S,3R)-4-((4-amino-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate

(3R,3aR,6aS)-Darunavir Isomer

CAT No: CL-DUN-41 CAS No: 799241-74-0 Mol Wt: 547.7 Mol F: C27H37N3O7S Inv Status: Custom Synthesis

Chemical Name: (3R,3aR,6aS)-Hexahydrofuro[2,3-b]furan-3-yl ((2S,3R)-4-((4-amino-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate

2-Epi-Darunavir

CAT No: CL-DUN-42 CAS No: 850141-19-4 Mol Wt: 547.7 Mol F: C27H37N3O7S Inv Status: Custom Synthesis

Chemical Name: (3R,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-yl ((2S,3S)-4-((4-amino-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate

N?-Bis THF Darunavir

CAT No: CL-DUN-43 CAS No: 1971057-59-6 Mol Wt: 703.8 Mol F: C34H45N3O11S Inv Status: Custom Synthesis

Chemical Name: (3R,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-yl ((2S,3R)-4-((4-(((((3R,3aS,6aR)-hexahydrofuro[2,3-b]furan-3-yl)oxy)carbonyl)amino)-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate

Darunavir Impurity 24

CAT No: CL-DUN-44 CAS No: 157567-05-0 Mol Wt: 433.6 Mol F: C22H31N3O4S Inv Status: Custom Synthesis

Chemical Name: N-(4-(N-((2R,3S)-3-Amino-2-hydroxy-4-phenylbutyl)-N-isobutylsulfamoyl)phenyl)acetamide

Darunavir Impurity 25

CAT No: CL-DUN-45 CAS No: 160230-47-7 Mol Wt: 533.7 Mol F: C27H39N3O6S Inv Status: Custom Synthesis

Chemical Name: Tert-butyl ((2S,3R)-4-((4-acetamido-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate

Darunavir Impurity 26

CAT No: CL-DUN-46 CAS No: NA Mol Wt: 997.2 Mol F: C49H68N6O12S2 Inv Status: Custom Synthesis

Chemical Name: 4-(2-((((2R,3R)-4-((4-Amino-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamoyl)oxy)ethyl)-5-methoxytetrahydrofuran-3-yl ((2S,3R)-4-((4-amino-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate

Darunavir Impurity 27

CAT No: CL-DUN-47 CAS No: NA Mol Wt: 589.7 Mol F: C29H39N3O8S Inv Status: Custom Synthesis

Chemical Name: (3R,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-yl ((2S,3R)-4-((3-acetamido-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate

Darunavir Difurofuranyl Impurity

CAT No: CL-DUN-48 CAS No: NA Mol Wt: 703.8 Mol F: C34H45N3O11S Inv Status: Custom Synthesis

Chemical Name: (3R,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-yl (4-(N-((2R,3S)-3-(((((3R,3aS,6aR)-hexahydrofuro[2,3-b]furan-3-yl)oxy)carbonyl)amino)-2-hydroxy-4-phenylbutyl)sulfamoyl)phenyl)(isobutyl)carbamate

Darunavir Impurity 28

CAT No: CL-DUN-49 CAS No: NA Mol Wt: 533.6 Mol F: C26H35N3O7S Inv Status: Custom Synthesis

Chemical Name: [(1S,2R)-3-[[(4-Aminophenyl)sulfonyl](n-propyl)amino]-2-hydroxy-1-(phenylmethyl)propyl]carbamic acid (3R,3aS,6aR)-hexahydrofuro[2,3-b]furan-3-yl- ester

1-Epi-Darunavir

CAT No: CL-DUN-50 CAS No: 1546918-95-9 Mol Wt: 547.7 Mol F: C27H37N3O7S Inv Status: Custom Synthesis

Chemical Name: (3R,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-yl ((2R,3R)-4-((4-amino-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate

Darunavir Impurity 29

CAT No: CL-DUN-51 CAS No: 1546919-11-2 Mol Wt: 589.7 Mol F: C29H39N3O8S Inv Status: Custom Synthesis

Chemical Name: (3R,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-yl N-[(1S,2R)-3-[[[4-(acetylamino)phenyl]sulfonyl](2-methylpropyl)amino]-2-hydroxy-1-(phenylmethyl)propyl]carbamate

Darunavir Impurity 30

CAT No: CL-DUN-52 CAS No: 183004-94-6 Mol Wt: 491.6 Mol F: C25H37N3O5S Inv Status: Custom Synthesis

Chemical Name: Tert-butyl ((2S,3R)-4-((4-amino-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate

Darunavir ??Z Amino Impurity

CAT No: CL-DUN-53 CAS No: 159005-61-5 Mol Wt: 525.7 Mol F: C28H35N3O5S Inv Status: Custom Synthesis

Chemical Name: Benzyl ((2S,3R)-4-((4-amino-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate

Darunavir Urea Impurity

CAT No: CL-DUN-54 CAS No: NA Mol Wt: 417.5 Mol F: C21H27N3O4S Inv Status: Custom Synthesis

Chemical Name: (5R,6S)-6-benzyl-5-hydroxy-3-isobutyl-2-thia-3,7,9-triaza-1(1,4)-benzenacyclononaphan-8-one 2,2-dioxide

Darunavir CBZ Urea Impurity

CAT No: CL-DUN-55 CAS No: NA Mol Wt: 943.2 Mol F: C49H62N6O9S2 Inv Status: Custom Synthesis

Chemical Name: Benzyl ((2S,3R)-4-((4-(3-((2S,3R)-4-((4-amino-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)ureido)-N-isobutylphenyl)sulfonamido)-3-hydroxybutan-2-yl)(phenyl)carbamate

Darunavir Impurity 31

CAT No: CL-DUN-56 CAS No: 192725-55-6 Mol Wt: 295.2 Mol F: C13H13NO7 Inv Status: Custom Synthesis

Chemical Name: (3R,3aS,6aR)-hexahydrofuro[2,3-b]furan-3-yl (4-nitrophenyl) carbonate

Darunavir Impurity 32

CAT No: CL-DUN-57 CAS No: NA Mol Wt: 687.8 Mol F: C34H45N3O10S Inv Status: Custom Synthesis

Chemical Name: (3R,3aS,6aR)-hexahydrofuro[2,3-b]furan-3-yl ((2S,3R)-4-((4-((3aS,6aR)-hexahydrofuro[2,3-b]furan-3-carboxamido)-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate

Darunavir Impurity 33

CAT No: CL-DUN-58 CAS No: NA Mol Wt: 965.2 Mol F: C48H64N6O11S2 Inv Status: Custom Synthesis

Chemical Name: (3R,3aS,6aR)-hexahydrofuro[2,3-b]furan-3-yl ((2S,3R)-4-((4-(3-((2S,3R)-4-((4-amino-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)ureido)-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate

Darunavir Impurity 34

CAT No: CL-DUN-59 CAS No: 1546919-01-0 Mol Wt: 547.7 Mol F: C27H37N3O7S Inv Status: Custom Synthesis

Chemical Name: (3S,3aR,6aS)-hexahydrofuro[2,3-b]furan-3-yl (4-(N-((2R,3S)-3-amino-2-hydroxy-4-phenylbutyl)-N-isobutylsulfamoyl)phenyl)carbamate

Darunavir Impurity 35

CAT No: CL-DUN-60 CAS No: 388073-93-6 Mol Wt: 336.5 Mol F: C19H32N2O3 Inv Status: Custom Synthesis

Chemical Name: Tert-butyl ((2S,3R)-4-(butylamino)-3-hydroxy-1-phenylbutan-2-yl)carbamate

Darunavir Impurity 36

CAT No: CL-DUN-61 CAS No: NA Mol Wt: 392.6 Mol F: C23H40N2O3 Inv Status: Custom Synthesis

Chemical Name: Tert-butyl ((2S,3R)-4-(diisobutylamino)-3-hydroxy-1-phenylbutan-2-yl)carbamate

Darunavir N-Propyl Analogue Impurity

CAT No: CL-DUN-62 CAS No: 1349180-32-0 Mol Wt: 322.4 Mol F: C18H30N2O3 Inv Status: Custom Synthesis

Chemical Name: Tert-butyl ((2S,3R)-3-hydroxy-1-phenyl-4-(propylamino)butan-2-yl)carbamate

Darunavir Impurity 39

CAT No: CL-DUN-63 CAS No: 53668-36-3 Mol Wt: 228.3 Mol F: C10H16N2O2S Inv Status: Custom Synthesis

Chemical Name: 4-Amino-N-isobutylbenzenesulfonamide

Darunavir Impurity 40

CAT No: CL-DUN-64 CAS No: 169280-63-1 Mol Wt: 391.5 Mol F: C20H29N3O3S Inv Status: Custom Synthesis

Chemical Name: 3-Amino-N-((2R,3S)-3-amino-2-hydroxy-4-phenylbutyl)-N-isobutylbenzenesulfonamide

Darunavir Impurity 41

CAT No: CL-DUN-65 CAS No: NA Mol Wt: 391.5 Mol F: C20H29N3O3S Inv Status: Custom Synthesis

Chemical Name: 2-Amino-N-((2R,3S)-3-amino-2-hydroxy-4-phenylbutyl)-N-isobutylbenzenesulfonamide

Darunavir Impurity 42

CAT No: CL-DUN-66 CAS No: 167011-40-7 Mol Wt: 236.4 Mol F: C14H24N2O Inv Status: Custom Synthesis

Chemical Name: (2R,3S)-3-Amino-1-(isobutylamino)-4-phenylbutan-2-ol

Darunavir Impurity 43

CAT No: CL-DUN-67 CAS No: 2307745-63-5 Mol Wt: 399.6 Mol F: C24H37N3O2 Inv Status: Custom Synthesis

Chemical Name: (2R,2'R,3S,3'S)-1,1'-(Isobutylazanediyl)bis(3-amino-4-phenylbutan-2-ol)

Darunavir Impurity 44

CAT No: CL-DUN-68 CAS No: NA Mol Wt: 491.6 Mol F: C25H37N3O5S Inv Status: Custom Synthesis

Chemical Name: Tert-butyl ((2S,3S)-4-((4-amino-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate

Darunavir Impurity 45

CAT No: CL-DUN-69 CAS No: NA Mol Wt: 491.6 Mol F: C25H37N3O5S Inv Status: Custom Synthesis

Chemical Name: Tert-butyl ((2R,3S)-4-((4-amino-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate

Darunavir Impurity 46

CAT No: CL-DUN-70 CAS No: 2124272-21-3 Mol Wt: 491.6 Mol F: C25H37N3O5S Inv Status: Custom Synthesis

Chemical Name: Tert-butyl ((2R,3R)-4-((4-amino-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate

Darunavir Impurity 47

CAT No: CL-DUN-71 CAS No: 156928-09-5 Mol Wt: 130.1 Mol F: C6H10O3 Inv Status: Custom Synthesis

Chemical Name: (3R,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-ol

Darunavir Dimer Impurity

CAT No: CL-DUN-72 CAS No: 2307745-62-4 Mol Wt: 599.8 Mol F: C34H53N3O6 Inv Status: Custom Synthesis

Chemical Name: Di-tert-butyl ((2S,2'S,3R,3'R)-(isobutylazanediyl)bis(3-hydroxy-1-phenylbutane-4,2-diyl))dicarbamate

Darunavir Impurity 48

CAT No: CL-DUN-73 CAS No: 162119-33-7 Mol Wt: 130.1 Mol F: C6H10O3 Inv Status: Custom Synthesis

Chemical Name: (3S,3aR,6aS)-hexahydrofuro[2,3-b]furan-3-ol

Darunavir D9

CAT No: CL-DUN-74 CAS No: 1133378-37-6 Mol Wt: 556.7 Mol F: C27H28D9N3O7S Inv Status: Custom Synthesis

Chemical Name: (3R,3aS,6aR)-Hexahydrofuro[2,3-b]furan-3-yl ((2S,3R)-4-((4-amino-N-(2-(methyl-d3)propyl-1,1,2,3,3,3-d6)phenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate

Type:Impurity Reference Standard

API NAME:Darunavir

Total Products: 72

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