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All APIs CRMs Stable Isotope Labeled Nitrosamines Impurities Glucuronides Metabolites Other New Products

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Showing 38701–38800 of 45633 standards · Impurities

S-1231IN STOCK

Simvastatin Impurity 4

CAS #163448-23-5

Mol. formulaC31H51NO5

Mol. weight517.75

Details

S-1232IN STOCK

Simvastatin Impurity 5

CAS #NA

Mol. formulaC30H51NO5

Mol. weight505.74

Details

S-1233BACK ORDER

Simvastatin Impurity 6

CAS #NA

Mol. formulaC18H30O3

Mol. weight294.44

Details

S-1234BACK ORDER

Simvastatin Impurity 7

CAS #NA

Mol. formulaC24H40O4

Mol. weight392.58

Details

S-1235BACK ORDER

Simvastatin Impurity 8

CAS #NA

Mol. formulaC25H38O6

Mol. weight434.57

Details

S-1236BACK ORDER

Simvastatin Impurity 9

CAS #NA

Mol. formulaC25H38O6

Mol. weight434.57

Details

S-1237IN STOCK

Simvastatin Impurity 10

CAS #134970-33-5

Mol. formulaC29H49NO5

Mol. weight491.71

Details

S-1238IN STOCK

Simvastatin EP Impurity A Calcium Salt (Simvastatin Acid Calcium Salt, Tenivastatin Calcium Salt)

CAS #151006-18-7

Mol. formulaC₂₅H₃₉O₆. 1/2 Ca

Mol. weight435.59 1/2 40.08

Details

S-1239IN STOCK

Simvastatin Impurity 12

CAS #1426939-44-7

Mol. formulaC₂₅H₃₆O₅

Mol. weight416.56

Details

S-1240IN STOCK

Simvastatin EP Impurity I

CAS #79902-42-4

Mol. formulaC23H34O5

Mol. weight390.52

Details

S-1241IN STOCK

Simvastatin EP Impurity J

CAS #864357-88-0

Mol. formulaC₂₆H₄₀O₅

Mol. weight432.60

Details

S-1242BACK ORDER

Simvastatin Impurity 15

CAS #79902-62-8

Mol. formulaC26H38O5

Mol. weight430.59

Details

S-1243IN STOCK

Simvastatin EP Impurity A Ammonium Salt (Simvastatin Acid Ammonium Salt, Tenivastatin Ammonium Salt)

CAS #139893-43-9

Mol. formulaC₂₅H₃₉O₆. NH₄

Mol. weight435.58 18.04

Details

S-1244BACK ORDER

Simvastatin Impurity 14

CAS #NA

Mol. formulaC₁₉H₂₆O₅

Mol. weight334.178

Details

S-1245BACK ORDER

Simvastatin Impurity 16

CAS #NA

Mol. formulaC₂₅H₃₇O₅. Na

Mol. weight417.57 22.99

Details

S-1249INQUIRE FURTHER

Simvastatin Impurity 17

CAS #2681274-28-0

Mol. formulaC₂₅H₃₈O₅

Mol. weight418.57

Details

S-1250IN STOCK

Simvastatin Impurity 18 (Monacolin L)

CAS #79394-47-1

Mol. formulaC₁₉H₂₈O₃

Mol. weight304.43

Details

S-1251BACK ORDER

(5R)-Simvastatin EP Impurity N

CAS #477877-96-6

Mol. formulaC₂₆H₄₀O₅

Mol. weight432.60

Details

S-1252BACK ORDER

Simvastatin Impurity 19

CAS #NA

Mol. formulaC₁₉H₃₀O₄

Mol. weight322.45

Details

S-126011BACK ORDER

Serine Impurity 1

CAS #1219135-46-2

Mol. formulaC₁₂H₁₅NO₅

Mol. weight253.25

Details

S-126017BACK ORDER

Serine Impurity 2

CAS #220195-50-6

Mol. formulaC₃H₈N₂O₃

Mol. weight120.11

Details

S-126018BACK ORDER

Serine Impurity 3

CAS #121362-14-9

Mol. formulaC₃H₅Cl₂NO. HCl

Mol. weight141.98 46.46

Details

S-126019IN STOCK

Serine Impurity 4 DiHCl

CAS #NA

Mol. formulaC₈H₁₅ClN₂O₄. 2 HCl

Mol. weight238.67 2*36.46

Details

S-126020BACK ORDER

Serine Impurity 5

CAS #31697-35-5

Mol. formulaC₃H₈N₂O₃

Mol. weight120.11

Details

S-126021BACK ORDER

Serine Impurity 6

CAS #NA

Mol. formulaC₈H₁₆N₂O₅

Mol. weight220.23

Details

S-126023IN STOCK

D-Serine ((R)-Glycine EP Impurity G)

CAS #312-84-5

Mol. formulaC₃H₇NO₃

Mol. weight105.09

Details

S-127IN STOCK

Simvastatin EP Impurity D

CAS #476305-24-5

Mol. formulaC₅₀H₇₆O₁₀

Mol. weight837.15

Details

S-128IN STOCK

Simvastatin EP Impurity F (epi-Lovastatin)

CAS #79952-44-6

Mol. formulaC₂₄H₃₆O₅

Mol. weight404.55

Details

S-129002IN STOCK

Simethicone Impurity 1

CAS #1066-42-8

Mol. formulaC₂H₈O₂Si

Mol. weight92.17

Details

S-129003IN STOCK

Simethicone Impurity 2

CAS #1118-15-6

Mol. formulaC₄H₁₄O₃Si₂

Mol. weight166.32

Details

S-129004IN STOCK

Simethicone Impurity 3

CAS #3663-50-1

Mol. formulaC₆H₂₀O₄Si₃

Mol. weight240.48

Details

S-129005IN STOCK

Simethicone Impurity 4

CAS #3081-07-0

Mol. formulaC₈H₂₆O₅Si₄

Mol. weight314.63

Details

S-129006BACK ORDER

Simethicone Impurity 5 (1,1,3,3,5,5,7,7,9,9-decamethyl-1,9-Pentasiloxanediol)

CAS #7445-36-5

Mol. formulaC₁₀H₃₂O₆Si₅

Mol. weight388.79

Details

S-129013BACK ORDER

Simethicone Impurity 6

CAS #2471-09-2

Mol. formulaC₂₈H₈₄O₁₂Si₁₃

Mol. weight978.07

Details

S-129014BACK ORDER

Simethicone Impurity 7

CAS #2471-10-5

Mol. formulaC₃₀H₉₀O₁₃Si₁₄

Mol. weight1052.23

Details

S-129015BACK ORDER

Simethicone Impurity 8

CAS #23523-14-0

Mol. formulaC₃₀H₉₀O₁₅Si₁₅

Mol. weight1112.31

Details

S-129016BACK ORDER

Simethicone Impurity 9

CAS #556-70-7

Mol. formulaC₂₂H₆₆O₉Si₁₀

Mol. weight755.61

Details

S-131016IN STOCK

3-Isobutylpyrrolidine-2,5-Dione

CAS #164597-78-8

Mol. formulaC₈H₁₃NO₂

Mol. weight155.20

Details

S-133003BACK ORDER

Sulbenicillin Impurity 1

CAS #NA

Mol. formulaC16H20N2O8S2

Mol. weight432.46

Details

S-133004BACK ORDER

Sulbenicillin Impurity 2

CAS #NA

Mol. formulaC₁₅H₂₀N₂O₆S₂

Mol. weight388.45

Details

S-133005BACK ORDER

Sulbenicillin Impurity 3

CAS #NA

Mol. formulaC10H11NO5S

Mol. weight257.26

Details

S-133006INQUIRE FURTHER

Sulbenicillin Impurity 4

CAS #NA

Mol. formulaC24H30N4O10S3

Mol. weight630.70

Details

S-133007BACK ORDER

Sulbenicillin Impurity 5

CAS #NA

Mol. formulaC24H28N4O9S3

Mol. weight612.69

Details

S-133008BACK ORDER

Sulbenicillin Impurity 6

CAS #41360-32-1

Mol. formulaC8H8O5S

Mol. weight216.21

Details

S-133009BACK ORDER

Sulbenicillin Impurity 7

CAS #NA

Mol. formulaC8H8O5S. C6H15N

Mol. weight216.21 101.19

Details

S-1410BACK ORDER

Saquinavir Mesylate EP Impurity F

CAS #NA

Mol. formulaC38H48N6O4

Mol. weight652.84

Details

S-1411BACK ORDER

Saquinavir Mesylate EP Impurity G

CAS #NA

Mol. formulaC39H51N5O6

Mol. weight685.87

Details

S-144BACK ORDER

Saquinavir Mesylate EP Impurity A

CAS #NA

Mol. formulaC₁₄H₁₃N₃O₄

Mol. weight287.28

Details

S-145BACK ORDER

Saquinavir Mesylate EP Impurity B

CAS #NA

Mol. formulaC16H17N3O4

Mol. weight315.33

Details

S-146BACK ORDER

Saquinavir Mesylate EP Impurity C

CAS #136522-17-3

Mol. formulaC24H39N3O2

Mol. weight401.60

Details

S-146003BACK ORDER

Siponimod Impurity 1

CAS #NA

Mol. formulaC₂₂H₂₆O₅S

Mol. weight402.51

Details

S-146004BACK ORDER

Siponimod Impurity 2

CAS #NA

Mol. formulaC₂₂H₂₆O₄S

Mol. weight386.51

Details

S-146005BACK ORDER

Siponimod Impurity 3

CAS #NA

Mol. formulaC₂₀H₂₆N₂O₄

Mol. weight358.44

Details

S-146006BACK ORDER

Siponimod Impurity 4

CAS #NA

Mol. formulaC₂₀H₂₆N₂O₆

Mol. weight390.44

Details

S-146007BACK ORDER

Siponimod Impurity 5

CAS #NA

Mol. formulaC₃₂H₄₀N₂O₅

Mol. weight532.68

Details

S-146008IN STOCK

Siponimod Impurity 6

CAS #NA

Mol. formulaC₁₄H₁₅F₃O

Mol. weight256.27

Details

S-146009IN STOCK

Siponimod Impurity 7

CAS #NA

Mol. formulaC₃₀H₃₇F₃N₂O₃

Mol. weight530.63

Details

S-146010IN STOCK

Siponimod Impurity 8

CAS #NA

Mol. formulaC₃₀H₃₇F₃N₂O₃

Mol. weight530.63

Details

S-146011BACK ORDER

Siponimod Impurity 9

CAS #NA

Mol. formulaC₃₄H₄₂F₃N₃O₄

Mol. weight613.72

Details

S-146012INQUIRE FURTHER

Siponimod Impurity 10

CAS #NA

Mol. formulaC₂₉H₃₅F₃N₂O₄

Mol. weight532.60

Details

S-146013BACK ORDER

Siponimod Impurity 11

CAS #NA

Mol. formulaC₂₉H₃₅F₃N₂O₄

Mol. weight532.60

Details

S-146014BACK ORDER

Siponimod Impurity 12

CAS #NA

Mol. formulaC₃₃H₄₀F₃N₃O₄

Mol. weight599.70

Details

S-146015BACK ORDER

Siponimod Impurity 13

CAS #NA

Mol. formulaC₄₃H₅₁F₆N₃O₃

Mol. weight771.89

Details

S-146016BACK ORDER

Siponimod Impurity 14

CAS #NA

Mol. formulaC₂₉H₃₆F₃NO₂

Mol. weight 487.61

Details

S-146017BACK ORDER

Siponimod Impurity 15

CAS #NA

Mol. formulaC₄₇H₅₆F₆N₄O₄

Mol. weight854.98

Details

S-146018IN STOCK

Siponimod Impurity 16 Sodium Salt (Mixture of Isomers)

CAS #NA

Mol. formulaC₂₉H₃₄F₃N₂O₄. Na

Mol. weight531.60 22.99

Details

S-146019BACK ORDER

Siponimod Impurity 17

CAS #NA

Mol. formulaC₂₉H₃₅F₃N₂O₄

Mol. weight532.60

Details

S-146020BACK ORDER

Siponimod Impurity 18

CAS #NA

Mol. formulaC₃₃H₄₀F₃N₃O₄

Mol. weight599.70

Details

S-146021BACK ORDER

Siponimod Impurity 19

CAS #NA

Mol. formulaC₄₃H₅₁F₆N₃O₃

Mol. weight771.89

Details

S-146022BACK ORDER

Siponimod Impurity 20

CAS #NA

Mol. formulaC₄₇H₅₆F₆N₄O₄

Mol. weight854.98

Details

S-146023IN STOCK

Siponimod Impurity 21 Sodium Salt (Mixture of Isomers)

CAS #NA

Mol. formulaC₂₉H₃₄F₃N₂O₄. Na

Mol. weight531.60 22.99

Details

S-146024BACK ORDER

Siponimod Impurity 22

CAS #NA

Mol. formulaC₅₆H₇₉F₃N₂O₃

Mol. weight885.25

Details

S-146025IN STOCK

Siponimod Impurity 23 Trifluoroacetate

CAS #NA

Mol. formulaC₂₉H₃₇F₃N₂O₄. C₂HF₃O₂

Mol. weight534.62 114.02

Details

S-146026BACK ORDER

Siponimod Dimer

CAS #NA

Mol. formulaC₅₈H₇₀F₆N₄O₆

Mol. weight1033.21

Details

S-146027IN STOCK

Siponimod Impurity 24

CAS #NA

Mol. formulaC₃₃H₃₉F₃N₂O₇

Mol. weight632.68

Details

S-146028BACK ORDER

Siponimod Impurity 25

CAS #2474774-17-7

Mol. formulaC₁₅H₁₉NO₃

Mol. weight261.32

Details

S-146029BACK ORDER

Siponimod Impurity 26

CAS #NA

Mol. formulaC₂₉H₃₅F₃N₂O₄

Mol. weight532.60

Details

S-146032IN STOCK

Siponimod Impurity 27

CAS #2474774-16-6

Mol. formulaC₁₆H₂₁NO₃

Mol. weight275.35

Details

S-146033BACK ORDER

Siponimod Impurity 28

CAS #NA

Mol. formulaC₃₂H₄₀N₂O₅

Mol. weight532.68

Details

S-146034BACK ORDER

Siponimod Impurity 29

CAS #NA

Mol. formulaC₃₂H₄₀N₂O₅

Mol. weight532.68

Details

S-146035IN STOCK

Siponimod Impurity 30

CAS #NA

Mol. formulaC₅₈H₇₀F₆N₄O₆

Mol. weight1033.21

Details

S-146036IN STOCK

Siponimod Impurity 31 Ditrifluoroacetate

CAS #NA

Mol. formulaC₅₄H₆₆F₆N₄O₄. 2 C₂HF₃O₂

Mol. weight949.14 2*114.02

Details

S-146037BACK ORDER

Siponimod Impurity 32

CAS #NA

Mol. formulaC₃₃H₃₉F₃N₂O₇

Mol. weight632.68

Details

S-146038IN STOCK

Siponimod N-Oxide (Mixture of cis and trans Isomers)

CAS #NA

Mol. formulaC₂₉H₃₅F₃N₂O₄

Mol. weight532.60

Details

S-146039BACK ORDER

N-Nitroso Siponimod Impurity 30

CAS #NA

Mol. formulaC₅₈H₆₉F₆N₅O₇

Mol. weight1062.21

Details

S-146040BACK ORDER

Siponimod Impurity 34

CAS #NA

Mol. formulaC₂₉H₃₈N₂O₃

Mol. weight462.63

Details

S-146041BACK ORDER

Siponimod Impurity 35

CAS #800379-62-8

Mol. formulaC₁₄H₁₈F₃NO

Mol. weight273.30

Details

S-146042BACK ORDER

Siponimod Impurity 36

CAS #1418144-66-7

Mol. formulaC₂₅H₃₀F₃NO₂

Mol. weight433.52

Details

S-146044BACK ORDER

Siponimod Impurity 37

CAS #NA

Mol. formulaC₄₃H₅₁F₆N₃O₃

Mol. weight771.89

Details

S-146045BACK ORDER

Siponimod Impurity 38

CAS #NA

Mol. formulaC₂₉H₃₅F₃N₂O₃

Mol. weight516.61

Details

S-146046BACK ORDER

N-Nitroso Siponimod Impurity 38

CAS #NA

Mol. formulaC₂₉H₃₄F₃N₃O₄

Mol. weight545.60

Details

S-146047BACK ORDER

Siponimod Impurity 39

CAS #NA

Mol. formulaC₃₀H₃₆N₂O₅

Mol. weight504.63

Details

S-146048BACK ORDER

Siponimod Impurity 40

CAS #NA

Mol. formulaC₃₀H₃₆N₂O₅

Mol. weight504.63

Details

S-146049BACK ORDER

Siponimod Impurity 41

CAS #NA

Mol. formulaC₁₇H₂₉NO₂Si

Mol. weight307.51

Details

S-146050BACK ORDER

trans-Siponimod N-Oxide

CAS #NA

Mol. formulaC₂₉H₃₅F₃N₂O₄

Mol. weight532.60

Details

S-146051IN STOCK

cis-Siponimod N-Oxide

CAS #NA

Mol. formulaC₂₉H₃₅F₃N₂O₄

Mol. weight 532.60

Details

S-146052BACK ORDER

Siponimod Impurity 42

CAS #2746387-08-4

Mol. formulaC₃₀H₃₇F₃N₂O₃

Mol. weight530.63

Details

S-147BACK ORDER

Saquinavir Mesylate EP Impurity D

CAS #NA

Mol. formulaC38H50N6O5

Mol. weight670.86

Details

S-148BACK ORDER

Saquinavir Mesylate EP Impurity H

CAS #NA

Mol. formulaC38H47N5O5

Mol. weight653.83

Details

S-149BACK ORDER

Saquinavir Mesylate EP Impurity E

CAS #NA

Mol. formulaC38H49N5O6

Mol. weight671.84

Details

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