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

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Showing 30601–30700 of 45668 standards · Impurities

P-11158IN STOCK

Prednisone EP Impurity E (Prednisone 21-Acetate)

CAS #125-10-0

Mol. formulaC₂₃H₂₈O₆

Mol. weight400.48

Details

P-11159IN STOCK

Methylprednisolone EP Impurity A (Methylprednisolone USP Related Compound A, Methyl Prednisone)

CAS #91523-05-6

Mol. formulaC₂₂H₂₈O₅

Mol. weight372.46

Details

P-11163BACK ORDER

Prednisolone Impurity 34

CAS #NA

Mol. formulaC₂₁H₂₉O₈P

Mol. weight440.43

Details

P-11164IN STOCK

Prednisolone Impurity 7

CAS #61549-70-0

Mol. formulaC₂₁H₂₆O₆

Mol. weight374.43

Details

P-11166IN STOCK

Prednisolone EP Impurity D (6-beta-Hydroxy Prednisolone)

CAS #16355-29-6

Mol. formulaC₂₁H₂₈O₆

Mol. weight376.45

Details

P-11167IN STOCK

Prednisolone EP Impurity H

CAS #2427-64-7

Mol. formulaC₂₁H₂₆O₅

Mol. weight358.43

Details

P-11168IN STOCK

Prednisolone Impurity 11 (Mixture of Z and E Isomers)

CAS #115097-56-8

Mol. formulaC₂₅H₃₄N₆O₆

Mol. weight514.58

Details

P-11176IN STOCK

Prednisolone Impurity 1

CAS #111186-92-6

Mol. formulaC21H26O5

Mol. weight358.43

Details

P-11177INQUIRE FURTHER

Prednisolone Impurity 2

CAS #NA

Mol. formulaC21H26O5

Mol. weight358.43

Details

P-11178BACK ORDER

Methylprednisolone Impurity 1

CAS #NA

Mol. formulaC₂₄H₃₂O₆

Mol. weight416.52

Details

P-11179IN STOCK

Methylprednisolone Impurity 2

CAS #NA

Mol. formulaC₂₄H₃₂O₆

Mol. weight416.51

Details

P-11181IN STOCK

Prednisone Impurity 7

CAS #102447-86-9

Mol. formulaC21H24O4

Mol. weight340.42

Details

P-11182IN STOCK

Prednisone EP Impurity C (Aldehyde and Diol Form)

CAS #70522-55-3 (aldehyde form), 500198-20-9 (diol form)

Mol. formulaC₂₁H₂₄O₅. C₂₁H₂₆O₆

Mol. weight356.42 374.43

Details

P-11183IN STOCK

Prednisone EP Impurity D

CAS #10184-69-7

Mol. formulaC₂₁H₂₆O₄

Mol. weight342.44

Details

P-11184IN STOCK

Prednisone Impurity 5

CAS #NA

Mol. formulaC₂₁H₂₄O₄

Mol. weight340.42

Details

P-11185INQUIRE FURTHER

Prednisone Impurity 6

CAS #NA

Mol. formulaC42H50O10

Mol. weight714.86

Details

P-11187IN STOCK

Prednisolone Impurity 3

CAS #898-84-0

Mol. formulaC₁₉H₂₄O₃

Mol. weight300.40

Details

P-11190BACK ORDER

Prednisone Impurity 8

CAS #NA

Mol. formulaC21H26O4

Mol. weight342.44

Details

P-11191IN STOCK

Methylprednisolone EP Impurity J (Methylprednisolone Acetate, Methylprednisolone Hydrogen Succinate EP Impurity C)

CAS #53-36-1

Mol. formulaC₂₄H₃₂O₆

Mol. weight416.51

Details

P-11196IN STOCK

Prednisolone Impurity 10

CAS #NA

Mol. formulaC₂₁H₂₆O₅

Mol. weight358.43

Details

P-11197IN STOCK

Methylprednisolone Acetate EP Impurity J

CAS #1048031-82-8

Mol. formulaC₂₄H₃₂O₆

Mol. weight416.51

Details

P-11199IN STOCK

Prednisone Impurity 9 (Mixture of Z and E Isomers)

CAS #97830-94-9

Mol. formulaC₂₃H₃₄N₆O₅

Mol. weight474.56

Details

P-112003IN STOCK

Butylparaben Impurity 1

CAS #4247-02-3

Mol. formulaC₁₁H₁₄O₃

Mol. weight194.23

Details

P-112015IN STOCK

Paraben Impurity 1 (Mixture of Diastereomers)

CAS #NA

Mol. formulaC₁₃H₁₈O₈

Mol. weight302.28

Details

P-112017BACK ORDER

Paraben Impurity 2

CAS #NA

Mol. formulaC₁₃H₁₈O₈

Mol. weight302.28

Details

P-112018BACK ORDER

Paraben Impurity 3

CAS #NA

Mol. formulaC₁₃H₁₈O₈

Mol. weight302.28

Details

P-112019INQUIRE FURTHER

Paraben Impurity 4

CAS #NA

Mol. formulaC₁₃H₁₈O₈

Mol. weight302.28

Details

P-112022INQUIRE FURTHER

Paraben Impurity 5

CAS #NA

Mol. formulaC₁₃H₁₈O₈

Mol. weight302.28

Details

P-112023INQUIRE FURTHER

Paraben Impurity 6

CAS #NA

Mol. formulaC₁₃H₁₈O₈

Mol. weight302.28

Details

P-11313INQUIRE FURTHER

Phenanthrene Impurity 1

CAS #NA

Mol. formulaC₁₄H₁₆O₄

Mol. weight248.28

Details

P-11314INQUIRE FURTHER

Phenanthrene Impurity 2

CAS #NA

Mol. formulaC₁₄H₁₆O₃

Mol. weight232.28

Details

P-11315INQUIRE FURTHER

Phenanthrene Impurity 3

CAS #NA

Mol. formulaC₁₅H₁₈O₃

Mol. weight246.31

Details

P-11316INQUIRE FURTHER

Phenanthrene Impurity 4

CAS #NA

Mol. formulaC₁₆H₂₀O₃

Mol. weight260.33

Details

P-114008BACK ORDER

Phenprocoumon Impurity 1

CAS #15074-20-1

Mol. formulaC₁₇H₁₄O₃

Mol. weight266.30

Details

P-116002IN STOCK

Penehyclidine Impurity 6 (Mixture of Diastereomers)

CAS #NA

Mol. formulaC₃₃H₄₅NO₃

Mol. weight503.73

Details

P-116003BACK ORDER

Penehyclidine Impurity 1

CAS #NA

Mol. formulaC27H30O4S2

Mol. weight482.67

Details

P-116004BACK ORDER

Penehyclidine Impurity 2

CAS #NA

Mol. formulaC₂₀H₂₄O₃S

Mol. weight344.48

Details

P-116005BACK ORDER

Penehyclidine Impurity 3

CAS #NA

Mol. formulaC20H29NO2

Mol. weight315.46

Details

P-116006BACK ORDER

Penehyclidine Impurity 4

CAS #NA

Mol. formulaC12H21NO

Mol. weight195.31

Details

P-116007BACK ORDER

Penehyclidine Impurity 5

CAS #NA

Mol. formulaC12H16O2S

Mol. weight224.32

Details

P-116009IN STOCK

Penehyclidine Impurity 7 ((R,S)-Penehyclidine)

CAS #114121-71-0

Mol. formulaC₂₀H₂₉NO₂

Mol. weight315.46

Details

P-116010IN STOCK

Penehyclidine Impurity 8 ((S,S)-Penehyclidine)

CAS #114121-70-9

Mol. formulaC₂₀H₂₉NO₂

Mol. weight315.46

Details

P-116011IN STOCK

Penehyclidine Impurity 9 ((R,R)-Penehyclidine)

CAS #114121-68-5

Mol. formulaC₂₀H₂₉NO₂

Mol. weight315.46

Details

P-116012IN STOCK

Penehyclidine Impurity 10 ((S,R)-Penehyclidine)

CAS #114121-69-6

Mol. formulaC₂₀H₂₉NO₂

Mol. weight315.46

Details

P-116013IN STOCK

Penehyclidine Impurity 11

CAS #151673-92-6

Mol. formulaC₁₃H₁₆O

Mol. weight188.27

Details

P-116014BACK ORDER

Penehyclidine Impurity 12

CAS #151673-91-5

Mol. formulaC₁₃H₁₈O₂

Mol. weight206.29

Details

P-116015BACK ORDER

Penehyclidine Impurity 13

CAS #114121-67-4

Mol. formulaC₁₃H₁₆O

Mol. weight188.27

Details

P-116018BACK ORDER

Penehyclidine Impurity 16

CAS #NA

Mol. formulaC14H20O2

Mol. weight220.31

Details

P-116019IN STOCK

Penehyclidine Impurity 17 Chloride (Mixture of Diastereomers)

CAS #NA

Mol. formulaC₂₁H₃₁ClNO₂. Cl

Mol. weight364.94 35.45

Details

P-116020IN STOCK

Penehyclidine Impurity 18

CAS #63624-23-7

Mol. formulaC₂₁H₂₅NO₂

Mol. weight323.44

Details

P-116021IN STOCK

Penehyclidine Impurity 19 (Mixture of Diastereomers)

CAS #NA

Mol. formulaC₂₀H₂₉NO₃

Mol. weight331.46

Details

P-116022BACK ORDER

Penehyclidine Impurity 20

CAS #110480-94-9

Mol. formulaC12H16O

Mol. weight176.26

Details

P-116023BACK ORDER

Penehyclidine Impurity 21

CAS #NA

Mol. formulaC12H21NO4

Mol. weight243.30

Details

P-116024BACK ORDER

Penehyclidine Impurity 22

CAS #NA

Mol. formulaC10H15NO3

Mol. weight197.23

Details

P-116025BACK ORDER

Penehyclidine Impurity 23

CAS #NA

Mol. formulaC10H18

Mol. weight138.25

Details

P-117001IN STOCK

Promazine HCl (Chlorpromazine EP Impurity C HCl)

CAS #53-60-1

Mol. formulaC₁₇H₂₀N₂S. HCl

Mol. weight284.42 36.46

Details

P-117005BACK ORDER

Promazine EP Impurity A

CAS #146-21-4

Mol. formulaC17H20N2OS

Mol. weight300.43

Details

P-117006IN STOCK

Promazine EP Impurity B (Desmethyl Promazine)

CAS #2095-20-7

Mol. formulaC₁₆H₁₈N₂S

Mol. weight270.39

Details

P-117007IN STOCK

Promazine EP Impurity D HCl

CAS #NA

Mol. formulaC₃₁H₃₁N₃S₂. HCl

Mol. weight509.74 36.46

Details

P-117009BACK ORDER

N-Nitroso Promazine EP Impurity B (N-Nitroso Desmethyl Promazine)

CAS #NA

Mol. formulaC₁₆H₁₇N₃OS

Mol. weight299.39

Details

P-1213IN STOCK

Pramipexole Impurity 26

CAS #4570-41-6

Mol. formulaC₇H₆N₂O

Mol. weight134.14

Details

P-1214IN STOCK

Pramipexole Impurity 28

CAS #136-95-8

Mol. formulaC₇H₆N₂S

Mol. weight150.20

Details

P-1215INQUIRE FURTHER

Pramipexole Impurity 17

CAS #NA

Mol. formulaC10H19N3O2S

Mol. weight245.35

Details

P-1216IN STOCK

Pramipexole Impurity 29

CAS #1346617-47-7

Mol. formulaC13H19N3O2S

Mol. weight281.38

Details

P-1218IN STOCK

Pramipexole Impurity DiHCl (2,6-Diamino-5,6-Dihydrobenzo[d]thiazol-7(4H)-One DiHCl)

CAS #1391053-80-7 (free base)

Mol. formulaC7H9N3OS. 2 HCl

Mol. weight183.23 2 36.46

Details

P-122001BACK ORDER

Podophyllotoxin Impurity 1

CAS #40505-27-9

Mol. formulaC21H20O8

Mol. weight400.38

Details

P-122002BACK ORDER

Podophyllotoxin Impurity 2

CAS #NA

Mol. formulaC21H20O7

Mol. weight384.38

Details

P-122003BACK ORDER

Podophyllotoxin Impurity 3

CAS #42123-27-3

Mol. formulaC22H18O8

Mol. weight410.38

Details

P-122004BACK ORDER

Podophyllotoxin EP Impurity C (Podophyllotoxone)

CAS #477-49-6

Mol. formulaC₂₂H₂₀O₈

Mol. weight412.39

Details

P-122005IN STOCK

Podophyllotoxin Impurity 5

CAS #19186-35-7

Mol. formulaC₂₂H₂₂O₇

Mol. weight398.41

Details

P-122006BACK ORDER

Podophyllotoxin Impurity 6

CAS #4375-07-9

Mol. formulaC22H22O8

Mol. weight414.41

Details

P-122007BACK ORDER

Podophyllotoxin Impurity 7

CAS #NA

Mol. formulaC28H34O13

Mol. weight594.61

Details

P-122008BACK ORDER

Podophyllotoxin Impurity 8

CAS #16481-54-2

Mol. formulaC28H32O13

Mol. weight576.55

Details

P-122014IN STOCK

Podophyllotoxin Impurity 9

CAS #1173-42-8

Mol. formulaC₂₁H₂₂O₇

Mol. weight386.40

Details

P-122015IN STOCK

Podophyllotoxin Impurity 10

CAS #3590-88-3

Mol. formulaC₂₁H₂₂O₇

Mol. weight386.40

Details

P-1221INQUIRE FURTHER

Pramipexole Dimer Impurity II

CAS #2206826-82-4

Mol. formulaC20H32N6S2

Mol. weight420.65

Details

P-1223IN STOCK

Pramipexole Impurity 48

CAS #1246833-75-9

Mol. formulaC₁₀H₁₅N₃O₂

Mol. weight209.25

Details

P-1224IN STOCK

Pramipexole Impurity 59

CAS #1147937-31-2

Mol. formulaC₁₃H₂₃N₃S

Mol. weight253.41

Details

P-1225BACK ORDER

Pramipexole Impurity 37 (BI-II786BS)

CAS #1244656-98-1

Mol. formulaC₂₀H₃₂N₆S₂

Mol. weight420.65

Details

P-1226IN STOCK

Pramipexole Impurity 39

CAS #2209635-29-8

Mol. formulaC₁₁H₁₇N₃O

Mol. weight207.28

Details

P-1227IN STOCK

Pramipexole Impurity 65 (BI-II828BS)

CAS #3018121-53-1

Mol. formulaC₂₀H₃₂N₆S₂

Mol. weight420.64

Details

P-1228INQUIRE FURTHER

Pramipexole Impurity 66

CAS #NA

Mol. formulaC₁₁H₁₉N₃OS

Mol. weight241.36

Details

P-1229INQUIRE FURTHER

Pramipexole Formaldehyde Adduct Impurity

CAS #N/A

Mol. formulaC11H17N3S

Mol. weight223.34

Details

P-123IN STOCK

Pramipexole EP Impurity A (Pramipexole USP Related Compound A)

CAS #106092-09-5

Mol. formulaC₇H₁₁N₃S

Mol. weight169.25

Details

P-1230IN STOCK

Pramipexole Impurity 1

CAS #N/A

Mol. formulaC7H8N2S

Mol. weight152.22

Details

P-123006IN STOCK

Ponatinib Impurity 2

CAS #NA

Mol. formulaC₁₃H₁₅N₃Si

Mol. weight241.37

Details

P-123007BACK ORDER

Ponatinib Impurity 3

CAS #1255099-13-8

Mol. formulaC₁₁H₁₀O₂

Mol. weight174.20

Details

P-123008BACK ORDER

Ponatinib Impurity 4

CAS #694499-26-8

Mol. formulaC₁₃H₁₈F₃N₃

Mol. weight273.30

Details

P-123009IN STOCK

Ponatinib Impurity 5

CAS #2097674-16-1

Mol. formulaC₄₆H₄₆F₆N₆O₂

Mol. weight828.90

Details

P-123012BACK ORDER

Ponatinib Impurity 7

CAS #1356385-96-0

Mol. formulaC₁₇H₁₃N₃O₂

Mol. weight291.31

Details

P-123013BACK ORDER

Ponatinib Impurity 8

CAS #NA

Mol. formulaC₃₇H₃₀F₃N₉O

Mol. weight673.70

Details

P-123014BACK ORDER

Ponatinib Impurity 9

CAS #NA

Mol. formulaC₂₁H₂₂F₃I₂N₃O

Mol. weight643.23

Details

P-123016IN STOCK

Ponatinib Impurity 10 Iodide

CAS #NA

Mol. formulaC₃₀H₃₀F₃N₆O. I

Mol. weight547.61 126.91

Details

P-123017BACK ORDER

Ponatinib Impurity 11

CAS #1894103-80-0

Mol. formulaC₁₂H₁₆F₃N₃

Mol. weight 259.28

Details

P-123019BACK ORDER

Ponatinib Impurity 12

CAS #943320-60-3

Mol. formulaC₁₁H₁₃N₃Si

Mol. weight215.33

Details

P-123020BACK ORDER

Ponatinib Impurity 13

CAS #NA

Mol. formulaC₃₂H₁₈N₁₂

Mol. weight570.58

Details

P-1231BACK ORDER

Pramipexole Impurity 2

CAS #N/A

Mol. formulaC₁₀H₁₇N₃OS

Mol. weight227.33

Details

P-1232IN STOCK

Pramipexole Impurity 3

CAS #1965329-42-3

Mol. formulaC₁₀H₁₇N₃OS

Mol. weight227.33

Details

P-1233BACK ORDER

Pramipexole Impurity 4

CAS #N/A

Mol. formulaC10H17N3OS

Mol. weight227.33

Details

P-1234INQUIRE FURTHER

Pramipexole Impurity 5

CAS #N/A

Mol. formulaC11H17N3O2S

Mol. weight255.34

Details

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