Impurity Reference Standard - Products

Simvastatin

CAT No: CL-SVST-01 CAS No: 79902-63-9 Mol Wt: 418.6 Mol F: C25H38O5 Inv Status: Custom Synthesis

Chemical Name: (1S,3R,7S,8S,8aR)-8-[2-[(2R,4R)-4-Hydroxy-6-oxotetrahydro-2H-pyran-2-yl]ethyl]-3,7-dimethyl-1,2,3,7,8,8ahexahydronaphthalen-1-yl 2,2-dimethylbutanoate; Simvastatin Lactone;

Simvastatin EP Impurity A

CAT No: CL-SVST-02 CAS No: 101314-97-0 Mol Wt: 458.6 Mol F: C25H39NaO6 Inv Status: In Stock

Chemical Name: Sodium (3R,5R)-7-[(1S,2S,6R,8S,8aR)-8-[(2,2-dimethylbutanoyl)oxy]-2,6-dimethyl-1,2,6,7,8,8a-hexahydronaphthalen-1-yl]-3,5-dihydroxyheptanoate

Simvastatin EP Impurity B

CAT No: CL-SVST-03 CAS No: 145576-25-6 Mol Wt: 460.6 Mol F: C27H40O6 Inv Status: Custom Synthesis

Chemical Name: (1S,3R,7S,8S,8aR)-8-[2-[(2R,4R)-4-(acetyloxy)-6-oxooxan-2-yl]ethyl]-3,7-dimethyl-1,2,3,7,8,8a-hexahydronaphthalen-1-yl 2,2-dimethylbutanoate

Simvastatin EP Impurity C

CAT No: CL-SVST-04 CAS No: 210980-68-0 Mol Wt: 400.6 Mol F: C25H36O4 Inv Status: Custom Synthesis

Chemical Name: (1S,3R,7S,8S,8aR)-3,7-dimethyl-8-[2-[(2R)-6-oxo-3,6-dihydro-2H-pyran-2-yl]ethyl]-1,2,3,7,8,8a-hexahydronaphthalen-1-yl 2,2-dimethylbutanoate

Simvastatin EP Impurity D

CAT No: CL-SVST-05 CAS No: 476305-24-5 Mol Wt: 837.1 Mol F: C50H76O10 Inv Status: Custom Synthesis

Chemical Name: (1S,3R,7S,8S,8aR)-8-[2-[(2R,4R)-4-hydroxy-6-oxooxan-2-yl]ethyl]-3,7-dimethyl-1,2,3,7,8,8a-hexahydronaphthalen-1-yl (2S)-2-methylbutanoate

Simvastatin EP Impurity E

CAT No: CL-SVST-06 CAS No: 75330-75-5 Mol Wt: 404.5 Mol F: C24H36O5 Inv Status: Custom Synthesis

Chemical Name: (1S,3R,7S,8S,8aR)-8-[2-[(2R,4R)-4-hydroxy-6-oxooxan-2-yl]ethyl]-3,7-dimethyl-1,2,3,7,8,8a-hexahydronaphthalen-1-yl (2S)-2-methylbutanoate

Simvastatin EP Impurity F

CAT No: CL-SVST-07 CAS No: 79952-44-6 Mol Wt: 404.5 Mol F: C24H36O5 Inv Status: Custom Synthesis

Chemical Name: (1S,3R,7S,8S,8aR)-8-[2-[(2R,4R)-4-hydroxy-6-oxooxan-2-yl]ethyl]-3,7-dimethyl-1,2,3,7,8,8a-hexahydronaphthalen-1-yl (2R)-2-methylbutanoate

Simvastatin EP Impurity G

CAT No: CL-SVST-08 CAS No: 1449248-72-9 Mol Wt: 416.6 Mol F: C25H36O5 Inv Status: Custom Synthesis

Chemical Name: (1S,3R,7S,8S,8aR)-8-[2-[(2R,4R)-4-hydroxy-6-oxooxan-2-yl]ethyl]-3,7-dimethyl-1,2,3,7,8,8a-hexahydronaphthalen-1-yl 2,2-dimethylbut-3-enoate

Simvastatin EP Impurity H

CAT No: CL-SVST-09 CAS No: 79952-42-4 Mol Wt: 320.4 Mol F: C19H28O4 Inv Status: Custom Synthesis

Chemical Name: (4RS,6R)-4-hydroxy-6-[2-[(1S,2S,6R,8S,8aR)-8-hydroxy-2,6-dimethyl-1,2,6,7,8,8a-hexahydronaphthalen-1-yl]ethyl]oxan-2-one

Simvastatin Anhydro Acid Sodium Salt

CAT No: CL-SVST-10 CAS No: 393825-04-2 Mol Wt: 440.6 Mol F: C25H37NaO5 Inv Status: Custom Synthesis

Chemical Name: (2E,5R)-7-[(1S,2S,6R,8S,8aR)-8-(2,2-Dimethyl-1-oxobutoxy)-1,2,6,7,8,8a-hexahydro-2,6-dimethyl-1-naphthalenyl]-5-hydroxy-2-heptenoic acid sodium salt

Simvastatin EP Impurity N

CAT No: CL-SVST-11 CAS No: 774611-54-0 Mol Wt: 432.6 Mol F: C26H40O5 Inv Status: Custom Synthesis

Chemical Name: (1S,3R,7S,8S,8aR)-8-[2-[(2R,4R,5RS)-4-hydroxy-5-methyl-6-oxooxan-2-yl]ethyl]-3,7-dimethyl-1,2,3,7,8,8a-hexahydronaphthalen-1-yl 2,2-dimethylbutanoate

Simvastatin EP Impurity K

CAT No: CL-SVST-12 CAS No: NA Mol Wt: 420.6 Mol F: C25H40O5 Inv Status: Custom Synthesis

Chemical Name: (1S,3S,4aR,7S,8S,8aS)-8-(2-((2R,4R)-4-Hydroxy-6-oxotetrahydro-2H-pyran-2-yl)ethyl)-3,7-dimethyl-1,2,3,4,4a,7,8,8a-octahydronaphthalen-1-yl 2,2-dimethylbutanoate ;

Simvastatin 6-Oxo Isomer

CAT No: CL-SVST-13 CAS No: 130468-11-0 Mol Wt: 432.6 Mol F: C25H36O6 Inv Status: Custom Synthesis

Chemical Name: 2,2-Dimethylbutanoic acid (1S,7R,8R,8aR)-1,2,6,7,8,8a-hexahydro-3,7-dimethyl- 6-oxo-8-[2-[(2R,4R)-tetrahydro-4-hydroxy-6-oxo-2H-pyran-2-yl]ethyl]-1-naphthalenyl ester ;

Simvastatin Acid Ammonium Salt

CAT No: CL-SVST-14 CAS No: 139893-43-9 Mol Wt: 453.6 Mol F: C25H43NO6 Inv Status: Custom Synthesis

Chemical Name: (?,dR,1S,2S,6R,8S,8aR)-8-(2,2-Dimethyl-1-oxobutoxy)-1,2,6,7,8,8a-hexahydro-?d-dihydroxy-2,6-dimethyl-1-naphthaleneheptanoic Acid Ammonium Salt; Simvastatin Acid Ammonium Salt; Simvastatin Ammonium Salt; Simvastatin Carboxylic Acid Ammonium Salt;

Simvastatin EP Impurity M

CAT No: CL-SVST-16 CAS No: 864357-87-9 Mol Wt: 464.6 Mol F: C27H44O6 Inv Status: Custom Synthesis

Chemical Name: Ethyl (3R,5R)-7-[(1S,2S,6R,8S,8aR)-8-[(2,2-dimethylbutanoyl)oxy]-2,6-dimethyl-1,2,6,7,8,8a-hexahydronaphthalen-1-yl]-3,5-dihydroxyheptanoate

Simvastatin Acid Glycerol Ester

CAT No: CL-SVST-17 CAS No: NA Mol Wt: 510.7 Mol F: C28H46O8 Inv Status: Custom Synthesis

Chemical Name: 2,3-Dihydroxypropyl (3R,5R)-7-((1S,2S,6R,8S)-8-((2,2-dimethylbutanoyl)oxy)-2,6-dimethyl-1,2,6,7,8,8a-hexahydronaphthalen-1-yl)-3,5-dihydroxyheptanoate

Simvastatin Acid Methyl Ester

CAT No: CL-SVST-18 CAS No: 145576-26-7 Mol Wt: 450.6 Mol F: C26H42O6 Inv Status: In Stock

Chemical Name: Methyl (3R,5R)-7-((1S,2S,6R,8S)-8-((2,2-dimethylbutanoyl)oxy)-2,6-dimethyl-1,2,6,7,8,8a-hexahydronaphthalen-1-yl)-3,5-dihydroxyheptanoate

Simvastatin Acid Triol Sodium Salt

CAT No: CL-SVST-19 CAS No: 132294-94-1 Mol Wt: 360.4 Mol F: C19H29NaO5 Inv Status: Custom Synthesis

Chemical Name: Sodium (3R,5R)-3,5-dihydroxy-7-((1S,2S,6R,8S,8aR)-8-hydroxy-2,6-dimethyl-1,2,6,7,8,8a-hexahydronaphthalen-1-yl)heptanoate

Simvastatin Beta-Hydroxy Impurity

CAT No: CL-SVST-20 CAS No: 126313-98-2 Mol Wt: 434.6 Mol F: C25H38O6 Inv Status: Custom Synthesis

Chemical Name: 3-Hydroxy-2,2-dimethylbutanoic acid 1,2,3,7,8,8a-hexahydro-3,7-dimethyl-8-[2-(tetrahydro-4-hydroxy-6-oxo-2H-pyran-2-yl)ethyl]-1-naphthalenyl ester ;

Simvastatin Dihydro Diol Impurity

CAT No: CL-SVST-21 CAS No: 159143-77-8 Mol Wt: 452.6 Mol F: C25H40O7 Inv Status: Custom Synthesis

Chemical Name: [1S-[1a,3a,4?6a,7?8?2S*,4S*),8a?]-Butanoic Acid 2,2-Dimethyl-1,2,3,4,6,7,8,8a- octahydro-4,6-dihydroxy-3,7-dimethyl-8-[2-(tetrahydro-4-hydroxy-6-oxo-2H-pyran-2-yl) ethyl]-1-naphthalenyl ester ;

Simvastatin EP Impurity I

CAT No: CL-SVST-23 CAS No: 79902-42-4 Mol Wt: 390.5 Mol F: C23H34O5 Inv Status: Custom Synthesis

Chemical Name: [1S-[1a,3a,7?8?2S*,4S*),8a?]-1,2,3,7,8,8a-hexahydro-3,7-dimethyl-8-[2-(tetrahydro-4-hydroxy-6-oxo-2H-pyran-2-yl)ethyl]-1-naphthalenyl ester

Simvastatin EP Impurity J

CAT No: CL-SVST-24 CAS No: 864357-88-0 Mol Wt: 432.6 Mol F: C26H40O5 Inv Status: Custom Synthesis

Chemical Name: 2,2-Dimethyl-butanoic Acid(1S,3R,7S,8S,8aR)-1,2,3,7,8,8a-Hexahydro-3,7-dimethyl-8-[2-[(2R,4R)-tetrahydro-4-methoxy-6-oxo-2H-pyran-2-yl]ethyl]-1-naphthalenyl ester

4?,5-Dihydro Simvastatin

CAT No: CL-SVST-25 CAS No: 2731620-64-5 Mol Wt: 420.6 Mol F: C25H40O5 Inv Status: Custom Synthesis

Chemical Name: 1,2-benzopyrone

Simvastatin Impurity 1

CAT No: CL-SVST-26 CAS No: 126453-95-0 Mol Wt: 420.6 Mol F: C25H40O5 Inv Status: Custom Synthesis

Chemical Name: (1S,3R,7S,8S,8aR)-8-(2-((2R,4R)-4-Hydroxy-6-oxotetrahydro-2H-pyran-2-yl)ethyl)-3,7-dimethyl-1,2,3,5,6,7,8,8a-octahydronaphthalen-1-yl 2,2-dimethylbutanoate

Oxo Simvastatin

CAT No: CL-SVST-27 CAS No: 1426939-44-7 Mol Wt: 416.6 Mol F: C25H36O5 Inv Status: Custom Synthesis

Chemical Name: (1S,3R,7S,8S,8aR)-1,2,3,7,8,8a-Hexahydro-3,7-dimethyl-8-[2-[(2R)-tetrahydro-4,6-dioxo-2H-pyran-2-yl]ethyl]-1-naphthalenyl 2,2-Dimethylbutanoate

Simvastatin Impurity 2

CAT No: CL-SVST-28 CAS No: NA Mol Wt: 450.6 Mol F: C26H42O6 Inv Status: Custom Synthesis

Chemical Name: 7-(8-((2,2-dimethylbutanoyl)oxy)-2,6-dimethyl-1,2,6,7,8,8a-hexahydronaphthalen-1-yl)-5-hydroxy-3-methoxyheptanoic acid

Simvastatin Impurity 3

CAT No: CL-SVST-29 CAS No: 1253965-61-5 Mol Wt: 418.6 Mol F: C25H38O5 Inv Status: Custom Synthesis

Chemical Name: (2Z,5R)-7-[(1S,2S,6R,8S,8aR)-8-(2,2-Dimethyl-1-oxobutoxy)-1,2,6,7,8,8a-hexahydro-2,6-dimethyl-1-naphthalenyl]-5-hydroxy-2-heptenoic acid

Simvastatin Impurity 4

CAT No: CL-SVST-30 CAS No: NA Mol Wt: 522.7 Mol F: C30H50O7 Inv Status: Custom Synthesis

Chemical Name: 3-Hydroxy-2,2-dimethylpropyl (3R,5R)-7-((1S,2S,6R,8S,8aR)-8-((2,2-dimethylbutanoyl)oxy)-2,6-dimethyl-1,2,6,7,8,8a-hexahydronaphthalen-1-yl)-3,5-dihydroxyheptanoate

Simvastatin Impurity 5

CAT No: CL-SVST-31 CAS No: NA Mol Wt: 450.6 Mol F: C25H38O7 Inv Status: Custom Synthesis

Chemical Name: (1S,3R,7S,8R,8aR)-6-Hydroxy-8-(2-((2R,4R)-4-hydroxy-6-oxotetrahydro-2H-pyran-2-yl)ethyl)-3,7-dimethyl-1,2,3,7,8,8a-hexahydronaphthalen-1-yl 3-hydroxy-2,2-dimethylbutanoate

Simvastatin Impurity 6

CAT No: CL-SVST-32 CAS No: NA Mol Wt: 404.5 Mol F: C24H36O5 Inv Status: Custom Synthesis

Chemical Name: (1S,7S,8R,8aR)-8-(2-((2R,4R)-4-Hydroxy-6-oxotetrahydro-2H-pyran-2-yl)ethyl)-7-methyl-1,2,3,7,8,8a-hexahydronaphthalen-1-yl 2,2-dimethylbutanoate

Simvastatin Impurity 8

CAT No: CL-SVST-33 CAS No: NA Mol Wt: 478.7 Mol F: C28H46O6 Inv Status: Custom Synthesis

Chemical Name: Isopropyl 7-(8-((2,2-dimethylbutanoyl)oxy)-2,6-dimethyl-1,2,6,7,8,8a-hexahydronaphthalen-1-yl)-3,5-dihydroxyheptanoate

Simvastatin Impurity 9

CAT No: CL-SVST-34 CAS No: NA Mol Wt: 516.7 Mol F: C31H48O6 Inv Status: Custom Synthesis

Chemical Name: (2R,4S)-2-(2-((1R,2R,6S,8R,8aS)-8-((2,2-Dimethylbutanoyl)oxy)-2,6-dimethyl-1,2,6,7,8,8a-hexahydronaphthalen-1-yl)ethyl)-6-oxotetrahydro-2H-pyran-4-yl 2,2-dimethylbutanoate

Simvastatin Impurity 10

CAT No: CL-SVST-35 CAS No: 1040227-62-0 Mol Wt: 284.4 Mol F: C19H24O2 Inv Status: Custom Synthesis

Chemical Name: (R)-6-(2-((1S,2S,6R)-2,6-dimethyl-1,2,6,7-tetrahydronaphthalen-1-yl)ethyl)-3,6-dihydro-2H-pyran-2-one

Simvastatin?Beta-Hydroxy Acid Sodium Salt

CAT No: CL-SVST-36 CAS No: NA Mol Wt: 451.6 : 23.0 Mol F: C25H39O7 : Na Inv Status: Custom Synthesis

Chemical Name: Sodium (3R,5R)-3,5-dihydroxy-7-((1S,2S,6R,8S)-8-((3-hydroxy-2,2-dimethylbutanoyl)oxy)-2,6-dimethyl-1,2,6,7,8,8a-hexahydronaphthalen-1-yl)heptanoate

Tenivastatin Calcium Hydrate

CAT No: CL-SVST-37 CAS No: 530112-57-3 Mol Wt: 436.6 : 1/2(40.1) : X(18.0) Mol F: C25H40O6 : 1/2 (Ca) : X(H2O) Inv Status: Custom Synthesis

Chemical Name: (3R,5R)-7-((1S,2S,6R,8S,8aR)-8-((2,2-Dimethylbutanoyl)oxy)-2,6-dimethyl-1,2,6,7,8,8a-hexahydronaphthalen-1-yl)-3,5-dihydroxyheptanoic acid Calcium hydrate

3(S)-Hydroperoxy Simvastatin

CAT No: CL-SVST-38 CAS No: 1092716-44-3 Mol Wt: 450.6 Mol F: C25H38O7 Inv Status: Custom Synthesis

Chemical Name: (1S,3S,7S,8S,8aR)-3-hydroperoxy-8-(2-((2R,4R)-4-hydroxy-6-oxotetrahydro-2H-pyran-2-yl)ethyl)-3,7-dimethyl-1,2,3,7,8,8a-hexahydronaphthalen-1-yl 2,2-dimethylbutanoate

3'(S)-Hydroxy Simvastatin

CAT No: CL-SVST-39 CAS No: 133645-46-2 Mol Wt: 434.6 Mol F: C25H38O6 Inv Status: Custom Synthesis

Chemical Name: (1S,6S,7R,8S,8aR)-6-hydroxy-8-(2-((2R,4R)-4-hydroxy-6-oxotetrahydro-2H-pyran-2-yl)ethyl)-3,7-dimethyl-1,2,6,7,8,8a-hexahydronaphthalen-1-yl 2,2-dimethylbutanoate

Simvastatin Acid D3

CAT No: CL-SVST-40 CAS No: 1309272-51-2 Mol Wt: 453.6 Mol F: C26H39D3O6 Inv Status: Custom Synthesis

Chemical Name: (4S,6R)-8-((1S,2S,6R,8S,8aR)-2,6-Dimethyl-8-((2-methyl-2-(methyl-d3)butanoyl)oxy)-1,2,6,7,8,8a-hexahydronaphthalen-1-yl)-4,6-dihydroxyoctanoic acid

Simvastatin D6

CAT No: CL-SVST-41 CAS No: 1002347-71-8 Mol Wt: 424.6 Mol F: C25H32D6O5 Inv Status: Custom Synthesis

Chemical Name: (1S,3R,7S,8S,8aR)-8-(2-((2R,4R)-4-Hydroxy-6-oxotetrahydro-2H-pyran-2-yl)ethyl)-3,7-dimethyl-1,2,3,7,8,8a-hexahydronaphthalen-1-yl 2,2-bis(methyl-d3)butanoate

Simvastatin Hydroxy Acid D6 (Sodium salt)

CAT No: CL-SVST-42 CAS No: 2747915-76-8 Mol Wt: 442.6 : 23.0 Mol F: C25H34D6O6 : Na Inv Status: Custom Synthesis

Chemical Name: (3R,5R)-7-((1S,2S,6R,8S,8aR)-8-((2,2-Bis(methyl-d3)butanoyl)oxy)-2,6-dimethyl-1,2,6,7,8,8a-hexahydronaphthalen-1-yl)-3,5-dihydroxyheptanoic acid sodium salt

Simvastatin 13CD3

CAT No: CL-SVST-43 CAS No: 1261364-93-5 Mol Wt: 422.6 Mol F: C2413CH35D3O5 Inv Status: Custom Synthesis

Chemical Name: (1S,3S,7R,8R)-8-(2-((2S,4R)-4-Hydroxy-6-oxotetrahydro-2H-pyran-2-yl)ethyl)-3,7-dimethyl-1,2,3,7,8,8a-hexahydronaphthalen-1-yl 2-methyl-2-(methyl-13C-d3)butanoate

Type:Impurity Reference Standard

API NAME:Simvastatin

Total Products: 41

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