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

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Showing 31101–31200 of 45668 standards · Impurities

P-139048BACK ORDER

Parecoxib Impurity 44

CAS #NA

Mol. formulaC22H23N3O7S2

Mol. weight505.56

Details

P-139049IN STOCK

Parecoxib Impurity 45

CAS #64-67-5

Mol. formulaC₄H₁₀O₄S

Mol. weight154.18

Details

P-139050IN STOCK

Parecoxib Impurity 46 (Mixture of Diastereomers)

CAS #NA

Mol. formulaC₁₈H₂₀N₂O₄S

Mol. weight360.43

Details

P-139051BACK ORDER

Parecoxib Impurity 47

CAS #NA

Mol. formulaC₁₉H₁₉NO₄S

Mol. weight357.42

Details

P-139052BACK ORDER

Parecoxib Impurity 48

CAS #NA

Mol. formulaC₁₆H₁₁Cl₂NO₃S

Mol. weight368.23

Details

P-139053IN STOCK

Parecoxib Impurity 49

CAS #181696-19-5

Mol. formulaC₁₆H₁₃ClN₂O₃S

Mol. weight348.80

Details

P-139054BACK ORDER

Parecoxib Impurity 1

CAS #57736-10-4

Mol. formulaC₁₄H₁₃NO

Mol. weight211.264

Details

P-139055INQUIRE FURTHER

Parecoxib Impurity 50

CAS #NA

Mol. formulaC₁₉H₁₈N₂O₄S

Mol. weight370.42

Details

P-139057IN STOCK

Parecoxib Impurity 51

CAS #181696-73-1

Mol. formulaC₁₆H₁₅NO₂

Mol. weight253.30

Details

P-139058IN STOCK

Parecoxib Impurity 53

CAS #451-40-1

Mol. formulaC₁₄H₁₂O

Mol. weight196.25

Details

P-139059BACK ORDER

Parecoxib Impurity 54

CAS #952-06-7

Mol. formulaC₁₄H₁₃NO

Mol. weight211.26

Details

P-139060BACK ORDER

Parecoxib Impurity 55

CAS #198471-83-9

Mol. formulaC₁₉H₁₈N₂O₅S

Mol. weight386.42

Details

P-139061IN STOCK

Parecoxib Impurity 52

CAS #NA

Mol. formulaC₁₉H₁₈N₂O₄S

Mol. weight370.42

Details

P-139062BACK ORDER

Parecoxib Impurity 56

CAS #198470-82-5

Mol. formulaC₂₀H₂₀N₂O₄S

Mol. weight384.45

Details

P-1410IN STOCK

Prochlorperazine Impurity 1 (4-Chlorophenothiazine)

CAS #7369-69-9

Mol. formulaC12H8ClNS

Mol. weight233.71

Details

P-1415BACK ORDER

Prochlorperazine Impurity 2

CAS #879495-68-8

Mol. formulaC₂₀H₂₄ClN₃O₂S

Mol. weight405.94

Details

P-1417IN STOCK

Prochlorperazine Impurity 3 TetraHCl

CAS #NA

Mol. formulaC₃₀H₄₄ClN₅O₂S. 4 HCl

Mol. weight574.23 4*36.46

Details

P-1419BACK ORDER

Prochlorperazine Impurity 4

CAS #1310578-36-9

Mol. formulaC₃₂H₃₀Cl₂N₄S₂

Mol. weight605.64

Details

P-1420BACK ORDER

Prochlorperazine Impurity 5

CAS #1310578-37-0

Mol. formulaC₃₂H₃₀Cl₂N₄S₂

Mol. weight605.64

Details

P-1421BACK ORDER

Prochlorperazine Impurity 6

CAS #NA

Mol. formulaC₈H₁₈O₆S₂

Mol. weight274.35

Details

P-142110BACK ORDER

Pyridine Impurity 1

CAS #1781591-94-3

Mol. formulaC₆H₄ClN₃O

Mol. weight169.57

Details

P-142111INQUIRE FURTHER

Imidazopyridine Impurity 1

CAS #1701487-96-8

Mol. formulaC₁₈H₂₀ClN₅

Mol. weight341.84

Details

P-142112INQUIRE FURTHER

Imidazopyridine Impurity 2

CAS #2126991-23-7

Mol. formulaC₂₀H₂₃ClN₄

Mol. weight354.88

Details

P-142113INQUIRE FURTHER

Imidazopyridine Impurity 3

CAS #2125645-11-4

Mol. formulaC₁₈H₂₀N₄

Mol. weight292.39

Details

P-142114INQUIRE FURTHER

Imidazopyridine Impurity 4

CAS #2125434-06-0

Mol. formulaC₁₈H₂₀N₄

Mol. weight292.39

Details

P-142115INQUIRE FURTHER

Imidazopyridine Impurity 5

CAS #1351035-29-4

Mol. formulaC₁₅H₁₄N₄

Mol. weight250.31

Details

P-142116INQUIRE FURTHER

Imidazopyridine Impurity 6

CAS #2060414-95-9

Mol. formulaC₁₅H₁₆N₆

Mol. weight280.34

Details

P-142117INQUIRE FURTHER

Imidazopyridine Impurity 7

CAS #2125434-00-4

Mol. formulaC₁₆H₁₆ClN₅

Mol. weight313.79

Details

P-142120BACK ORDER

Pyridine Impurity 2

CAS #49745-42-8

Mol. formulaC₈H₁₁NO₂

Mol. weight153.18

Details

P-142121BACK ORDER

Pyridine Impurity 3

CAS #NA

Mol. formulaC₉H₁₃NO₄S

Mol. weight231.27

Details

P-142122BACK ORDER

Pyridine Impurity 4

CAS #NA

Mol. formulaC₁₀H₁₅NO₆S₂

Mol. weight309.35

Details

P-142123BACK ORDER

Pyridine Impurity 5

CAS #NA

Mol. formulaC₉H₁₁NO₃S

Mol. weight213.25

Details

P-142124BACK ORDER

Pyridine Impurity 6

CAS #1894320-83-2

Mol. formulaC₉H₁₄N₂O

Mol. weight166.22

Details

P-142128BACK ORDER

Pyridine Impurity 7

CAS #874493-49-9

Mol. formulaC₅H₄BrNO₂

Mol. weight190.00

Details

P-142129BACK ORDER

Pyridine Impurity 8

CAS #857428-67-2

Mol. formulaC₅H₄BrNO₂

Mol. weight190.00

Details

P-142130BACK ORDER

Pyridine Impurity 9

CAS #857428-69-4

Mol. formulaC₅H₄BrNO₂

Mol. weight190.00

Details

P-142131BACK ORDER

Pyridine Impurity 10

CAS #13466-38-1

Mol. formulaC₅H₄BrNO

Mol. weight174.00

Details

P-142132BACK ORDER

Pyridine Impurity 11

CAS #13466-43-8

Mol. formulaC₅H₄BrNO

Mol. weight174.00

Details

P-142133BACK ORDER

Pyridine Impurity 12

CAS #27992-32-1

Mol. formulaC₅H₄BrNO

Mol. weight174.00

Details

P-142134BACK ORDER

Pyridine Impurity 13

CAS #859238-90-7

Mol. formulaC₈H₁₀N₂

Mol. weight134.18

Details

P-142135BACK ORDER

Pyridine Impurity 14

CAS #1400765-32-3

Mol. formulaC₉H₁₂N₂

Mol. weight148.21

Details

P-142136BACK ORDER

Pyridine Impurity 15

CAS #1337356-78-1

Mol. formulaC₁₁H₁₆N₂

Mol. weight176.26

Details

P-142137BACK ORDER

Pyridine Impurity 16

CAS #899356-95-7

Mol. formulaC₁₁H₁₆N₂

Mol. weight176.26

Details

P-142138BACK ORDER

Pyridine Impurity 17

CAS #2222757-32-4

Mol. formulaC₁₀H₁₂BrN₃

Mol. weight254.13

Details

P-142139BACK ORDER

N-Nitroso Pyridine Impurity 17

CAS #NA

Mol. formulaC₁₀H₁₁BrN₄O

Mol. weight283.13

Details

P-142152BACK ORDER

2-Hydrazino-1-methylpyridine Chloride HCl

CAS #NA

Mol. formulaC₆H₁₀N₃. Cl. HCl

Mol. weight124.17 35.45 36.46

Details

P-142153BACK ORDER

2-Hydrazino-1-Methylpyridinium Tosylate

CAS #1404375-16-1

Mol. formulaC₆H₁₀N₃. C₇H₇O₃S

Mol. weight124.17 171.19

Details

P-142154BACK ORDER

2-Hydrazino-1-Methylpyridinium Iodide

CAS #92751-71-8

Mol. formulaC₆H₁₀N₃. I

Mol. weight124.17 126.91

Details

P-142158INQUIRE FURTHER

Pyridine impurity 18

CAS #NA

Mol. formulaC₁₁H₁₁N₃O₃

Mol. weight233.23

Details

P-142160BACK ORDER

4,5,6,7-tetrahydro-2H-pyrrolo[3,4-c]pyridine

CAS #1536163-88-8

Mol. formulaC₇H₁₀N₂

Mol. weight122.17

Details

P-142163BACK ORDER

Ethyl 6-chloro-4-Hydroxynicotinate

CAS #162371-85-9

Mol. formulaC₈H₈ClNO₃

Mol. weight201.61

Details

P-142164BACK ORDER

Ethyl 4-chloro-6-Hydroxynicotinate

CAS #1232431-68-3

Mol. formulaC₈H₈ClNO₃

Mol. weight201.61

Details

P-142167BACK ORDER

Pyridine Impurity 19

CAS #85237-71-4

Mol. formulaC₁₃H₁₃N

Mol. weight183.25

Details

P-142169BACK ORDER

Pyridine Impurity 20

CAS #1883377-30-7

Mol. formulaC₂₂H₂₂N₂O

Mol. weight330.43

Details

P-142171BACK ORDER

2-Bromo-5-Fluoropyridine

CAS #41404-58-4

Mol. formulaC₅H₃BrFN

Mol. weight175.99

Details

P-143002BACK ORDER

Pimobendan Impurity A

CAS #NA

Mol. formulaC19H18N2O4

Mol. weight338.37

Details

P-143003BACK ORDER

Pimobendan Impurity B

CAS #NA

Mol. formulaC19H20N4O3

Mol. weight352.40

Details

P-143005BACK ORDER

Pimobendan Impurity 1

CAS #77469-62-6

Mol. formulaC₁₈H₁₈N₄O₃

Mol. weight338.37

Details

P-143006IN STOCK

Pimobendan Impurity 2

CAS #74150-02-0

Mol. formulaC₁₁H₁₄N₄O

Mol. weight218.26

Details

P-143007BACK ORDER

Pimobendan Impurity 3

CAS #NA

Mol. formulaC₁₉H₁₆N₄O₂

Mol. weight332.36

Details

P-143008BACK ORDER

Pimobendan Impurity 4

CAS #108381-22-2

Mol. formulaC₁₈H₁₆N₄O₂

Mol. weight320.35

Details

P-144002IN STOCK

Alprostadil (Prostaglandin E1) EP Impurity D

CAS #20897-91-0

Mol. formulaC₂₀H₃₄O₅

Mol. weight354.49

Details

P-144003BACK ORDER

Alprostadil (Prostaglandin E1) EP Impurity F

CAS #21003-46-3

Mol. formulaC₂₀H₃₄O₅

Mol. weight354.49

Details

P-144005IN STOCK

Alprostadil (Prostaglandin E1) EP Impurity I

CAS #35900-16-4

Mol. formulaC₂₂H₃₈O₅

Mol. weight382.54

Details

P-144007IN STOCK

Alprostadil (Prostaglandin E1) EP Impurity A

CAS #14152-28-4

Mol. formulaC₂₀H₃₂O₄

Mol. weight336.47

Details

P-144008IN STOCK

Alprostadil (Prostaglandin E1) EP Impurity B

CAS #13345-51-2

Mol. formulaC₂₀H₃₂O₄

Mol. weight336.47

Details

P-144009IN STOCK

Alprostadil (Prostaglandin E1) EP Impurity J

CAS #217182-28-0

Mol. formulaC₂₃H₄₀O₅

Mol. weight396.57

Details

P-144018BACK ORDER

Alprostadil (Prostaglandin E1) Impurity 1

CAS #NA

Mol. formulaC20H32O5

Mol. weight352.47

Details

P-144019IN STOCK

Alprostadil (Prostaglandin E1) Impurity 2

CAS #41692-11-9

Mol. formulaC₂₁H₃₆O₅

Mol. weight368.51

Details

P-144020BACK ORDER

Alprostadil (Prostaglandin E1) Impurity 3

CAS #NA

Mol. formulaC20H32O5

Mol. weight352.47

Details

P-144024BACK ORDER

Alprostadil (Prostaglandin E1) Impurity 5 (PGE0)

CAS #19313-28-1

Mol. formulaC₂₀H₃₆O₅

Mol. weight356.50

Details

P-144026BACK ORDER

Prostaglandin Impurity 1

CAS #240405-20-3

Mol. formulaC₁₈H₃₀O₅

Mol. weight326.43

Details

P-144027BACK ORDER

Prostaglandin Impurity 1-d4

CAS #NA

Mol. formulaC₁₈H₂₆D₄O₅

Mol. weight330.46

Details

P-144030IN STOCK

Alprostadil (Prostaglandin E1) EP Impurity G (Prostaglandin E2)

CAS #363-24-6

Mol. formulaC₂₀H₃₂O₅

Mol. weight352.47

Details

P-144036BACK ORDER

Alprostadil (Prostaglandin E1) Impurity 6

CAS #26441-05-4

Mol. formulaC₂₀H₃₀O₅

Mol. weight350.46

Details

P-144037IN STOCK

Alprostadil (Prostaglandin E1) Impurity 7 ((15R)-PGE2)

CAS #38873-82-4

Mol. formulaC₂₀H₃₂O₅

Mol. weight352.471

Details

P-144038BACK ORDER

Alprostadil (Prostaglandin E1) Impurity 8 (8S)-PGE2

CAS #27415-25-4

Mol. formulaC₂₀H₃₂O₅

Mol. weight352.471

Details

P-144041BACK ORDER

Prostaglandin Impurity 3

CAS #63319-59-5

Mol. formulaC₇H₆Cl₂O

Mol. weight177.02

Details

P-144042IN STOCK

Prostaglandin Impurity 4

CAS #5307-99-3

Mol. formulaC₇H₆Cl₂O

Mol. weight177.02

Details

P-144043IN STOCK

Prostaglandin Impurity 5

CAS #20836-85-5

Mol. formulaC₇H₇ClO

Mol. weight142.58

Details

P-144045IN STOCK

Alprostadil (Prostaglandin E1) Impurity 10 ((15R)-PGE2 Methyl Ester)

CAS #38873-84-6

Mol. formulaC₂₁H₃₄O₅

Mol. weight366.50

Details

P-144046IN STOCK

Alprostadil (Prostaglandin E1) Impurity 11

CAS #745-62-0

Mol. formulaC₂₀H₃₆O₅

Mol. weight356.50

Details

P-144047IN STOCK

Alprostadil (Prostaglandin E1) Impurity 12

CAS #10164-73-5

Mol. formulaC₂₀H₃₆O₅

Mol. weight356.50

Details

P-144048IN STOCK

ent-Alprostadil (ent-Prostaglandin E1)

CAS #38360-96-2

Mol. formulaC₂₀H₃₄O₅

Mol. weight354.49

Details

P-144052BACK ORDER

Alprostadil (Prostaglandin E1) Impurity 14

CAS #23535-02-6

Mol. formulaC₁₂H₁₈O₄

Mol. weight226.27

Details

P-144053BACK ORDER

Alprostadil (Prostaglandin E1) Dimer

CAS #NA

Mol. formulaC₄₀H₆₆O₉

Mol. weight 690.47

Details

P-144054BACK ORDER

Alprostadil (Prostaglandin E1) Dimer Impurity 1

CAS #NA

Mol. formulaC₄₀H₆₈O₉

Mol. weight692.98

Details

P-144055IN STOCK

Alprostadil (Prostaglandin E1) Impurity 15

CAS #69032-93-5

Mol. formulaC₁₆H₂₈O₄Si

Mol. weight312.48

Details

P-144056BACK ORDER

Alprostadil (Prostaglandin E1) Impurity 16

CAS #41577-49-5

Mol. formulaC₂₀H₂₄O₄

Mol. weight328.41

Details

P-144057BACK ORDER

8-Epi Prostaglandin A1

CAS #211186-29-7

Mol. formulaC₂₀H₃₂O₄

Mol. weight336.47

Details

P-144058BACK ORDER

Prostaglandin Impurity 6

CAS #87893-55-8

Mol. formulaC₂₀H₂₈O₃

Mol. weight316.44

Details

P-145IN STOCK

Prochlorperazine EP Impurity A (Prochlorperazine Sulfoxide)

CAS #10078-27-0

Mol. formulaC₂₀H₂₄ClN₃OS

Mol. weight389.94

Details

P-145001IN STOCK

Pefloxacin EP Impurity D (Pefloxacin N-Oxide)

CAS #85145-21-7

Mol. formulaC₁₇H₂₀FN₃O₄

Mol. weight349.36

Details

P-145002IN STOCK

Pefloxacin EP Impurity E

CAS #879005-96-6

Mol. formulaC₁₆H₂₀FN₃O

Mol. weight289.35

Details

P-145003IN STOCK

Pefloxacin EP Impurity G

CAS #70458-94-5

Mol. formulaC₁₄H₁₃ClFNO₃

Mol. weight297.71

Details

P-145004IN STOCK

Pefloxacin EP Impurity H

CAS #106847-40-9

Mol. formulaC₁₂H₉ClFNO₃

Mol. weight269.66

Details

P-145005BACK ORDER

Pefloxacin EP Impurity B

CAS #70458-73-0

Mol. formulaC₁₇H₂₀ClN₃O₃

Mol. weight349.82

Details

P-145006BACK ORDER

Pefloxacin EP Impurity C

CAS #NA

Mol. formulaC₁₇H₂₀FN₃O₃

Mol. weight333.37

Details

P-145007IN STOCK

Pefloxacin EP Impurity D Trifluoroacetate (Pefloxacin N-Oxide Trifluoroacetate)

CAS #NA

Mol. formulaC₁₇H₂₀FN₃O₄. C₂HF₃O₂

Mol. weight349.36 114.02

Details

P-147100BACK ORDER

ADDP Impurity 1

CAS #17696-90-1

Mol. formulaC₁₂H₂₂N₄O₂

Mol. weight254.33

Details

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