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Pharmaceutical Impurity Reference Standards

Process impurities, degradation products and genotoxic impurity reference standards with full characterization.

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Mirabegron impurity 96 structure

Mirabegron impurity 96

CAS: CATO-C4X-103296

In Stock97%+

Mirabegron impurity 97 structure

Mirabegron impurity 97

CAS: CATO-C4X-103297

In Stock97%+

Milnacipran Impurity 10 structure

Milnacipran Impurity 10

CAS: CATO-C4X-103310

In Stock97%+

Milnacipran Impurity 11 structure

Milnacipran Impurity 11

CAS: CATO-C4X-103311

In Stock97%+

Milnacipran impurity 12 structure

Milnacipran impurity 12

CAS: CATO-C4X-103312

In Stock97%+

Milnacipran Impurity 13 structure

Milnacipran Impurity 13

CAS: 19532-98-0

In Stock97%+

Milnacipran Impurity 16 structure

Milnacipran Impurity 16

CAS: 871100-19-5

In Stock97%+

Milnacipran Impurity 17 structure

Milnacipran Impurity 17

CAS: CATO-C4X-103317

In Stock>95%

Milnacipran Impurity 19 (And Enantiomer) structure

Milnacipran Impurity 19 (And Enantiomer)

CAS: 105310-47-2

In Stock>95%

Milnacipran Impurity 20 structure

Milnacipran Impurity 20

CAS: 550-44-7

In Stock>95%

Milnacipran Impurity 22 structure

Milnacipran Impurity 22

CAS: 2254103-64-3

In Stock>95%

Milnacipran Impurity 23 structure

Milnacipran Impurity 23

CAS: CATO-C4X-103323

In Stock>95%

Milnacipran impurity 24 structure

Milnacipran impurity 24

CAS: 98647-52-8

In Stock97%+

Milnacipran impurity 25 structure

Milnacipran impurity 25

CAS: 2386090-46-4

In Stock97%+

Milnacipran impurity 26 structure

Milnacipran impurity 26

CAS: 1353644-49-1

In Stock97%+

Milnacipran impurity 27 structure

Milnacipran impurity 27

CAS: CATO-C4X-103327

In Stock97%+

Milnacipran impurity 28 structure

Milnacipran impurity 28

CAS: 136090-97-6

In Stock97%+

Milnacipran impurity 29 structure

Milnacipran impurity 29

CAS: 1353644-50-4

In Stock97%+

Milnacipran impurity 30 structure

Milnacipran impurity 30

CAS: 115373-42-7

In Stock97%+

Milnacipran impurity 31 structure

Milnacipran impurity 31

CAS: CATO-C4X-103331

In Stock97%+

Milnacipran impurity 32 structure

Milnacipran impurity 32

CAS: 3026111-66-7

In Stock97%+

Milnacipran impurity 33 structure

Milnacipran impurity 33

CAS: 172016-06-7

In Stock97%+

Milnacipran impurity 34 structure

Milnacipran impurity 34

CAS: CATO-C4X-103334

In Stock97%+

Milnacipran impound 35 structure

Milnacipran impound 35

CAS: 105310-24-5

In Stock97%+

Milnacipran impurity 36 structure

Milnacipran impurity 36

CAS: 1237261-60-7

In Stock97%+

Milnacipran impurity 37 structure

Milnacipran impurity 37

CAS: 96847-51-7

In Stock97%+

Milnacipran impurity 38 structure

Milnacipran impurity 38

CAS: CATO-C4X-103338

In Stock97%+

Milnacipran Impurity 4 structure

Milnacipran Impurity 4

CAS: 810696-16-3

In Stock97%+

Milnacipran Impurity 40 structure

Milnacipran Impurity 40

CAS: 1100753-09-0

In Stock≥95%

Milnacipran Impurity 41 HCl (Mixture of Enantiomers) structure

Milnacipran Impurity 41 HCl (Mixture of Enantiomers)

CAS: CATO-C4X-103341

In Stock≥95%

Milnacipran Impurity 42 (Mixture of Enantiomers) structure

Milnacipran Impurity 42 (Mixture of Enantiomers)

CAS: 165259-95-0

In Stock97%+

Milnacipran Impurity 43 structure

Milnacipran Impurity 43

CAS: 105310-47-2 (free base)

In Stock≥95%

Milnacipran Impurity 44 structure

Milnacipran Impurity 44

CAS: 105310-28-9

In Stock≥95%

Milnacipran Impurity 46 structure

Milnacipran Impurity 46

CAS: 136090-84-1

In Stock97%+

Milnacipran Impurity 47 structure

Milnacipran Impurity 47

CAS: CATO-C4X-103347

In Stock≥95%

Milnacipran Impurity 5 structure

Milnacipran Impurity 5

CAS: 1932365-99-5

In Stock97%+

Milnacipran Impurity 6 structure

Milnacipran Impurity 6

CAS: CATO-C4X-10336

In Stock97%+

Milnacipran Impurity 7 structure

Milnacipran Impurity 7

CAS: CATO-C4X-10337

In Stock97%+

Milnacipran Impurity 8 structure

Milnacipran Impurity 8

CAS: 6843-36-3

In Stock97%+

Milnacipran Impurity 9 structure

Milnacipran Impurity 9

CAS: CATO-C4X-10339

In Stock97%+

Mitoxantrone EP Impurity A structure

Mitoxantrone EP Impurity A

CAS: 89991-52-6

In Stock97%+

Mitoxantrone Impurity 10 structure

Mitoxantrone Impurity 10

CAS: 6374-78-3

In Stock97%+

Mitoxantrone Impurity 11 structure

Mitoxantrone Impurity 11

CAS: 128-94-9

In Stock97%+

Mitoxantrone Impurity 13 structure

Mitoxantrone Impurity 13

CAS: 70476-74-3

In Stock97%+

Mitoxantrone Impurity 14 structure

Mitoxantrone Impurity 14

CAS: 105580-99-2

In Stock≥95%

Mitoxantrone Impurity 15 structure

Mitoxantrone Impurity 15

CAS: 1160572-37-1

In Stock≥95%

Mitoxantrone Impurity 16 structure

Mitoxantrone Impurity 16

CAS: CATO-C4X-103416

In Stock97%+

Mitoxantrone Impurity 17 structure

Mitoxantrone Impurity 17

CAS: CATO-C4X-103417

In Stock97%+

Mitoxantrone EP Impurity C Ditrifluoroacetate structure

Mitoxantrone EP Impurity C Ditrifluoroacetate

CAS: CATO-C4X-103418

In Stock97%+

Mitoxantrone Impurity 19 structure

Mitoxantrone Impurity 19

CAS: CATO-C4X-103419

In Stock97%+

Mitoxantrone EP Impurity B structure

Mitoxantrone EP Impurity B

CAS: 80189-44-2

In Stock97%+

Mitoxantrone Impurity 20 structure

Mitoxantrone Impurity 20

CAS: CATO-C4X-103420

In Stock97%+

Mitoxantrone Impurity 21 structure

Mitoxantrone Impurity 21

CAS: CATO-C4X-103421

In Stock97%+

Mitoxantrone Impurity 22 structure

Mitoxantrone Impurity 22

CAS: CATO-C4X-103422

In Stock97%+

Mitoxantrone Impurity 23 structure

Mitoxantrone Impurity 23

CAS: CATO-C4X-103423

In Stock97%+

Mitoxantrone Impurity structure

Mitoxantrone Impurity

CAS: CATO-C4X-103424

In Stock97%+

Mitoxantrone Impurity 25 structure

Mitoxantrone Impurity 25

CAS: CATO-C4X-103425

In Stock97%+

Mitoxantrone Impurity 26 structure

Mitoxantrone Impurity 26

CAS: CATO-C4X-103426

In Stock97%+

Mitoxantrone Impurity 27 structure

Mitoxantrone Impurity 27

CAS: CATO-C4X-103427

In Stock97%+

Mitoxantrone Impurity 28 structure

Mitoxantrone Impurity 28

CAS: CATO-C4X-103428

In Stock97%+

Mitoxantrone Impurity 29 structure

Mitoxantrone Impurity 29

CAS: CATO-C4X-103429

In Stock97%+

Mitoxantrone EP Impurity D HCl structure

Mitoxantrone EP Impurity D HCl

CAS: 261164-09-4

In Stock>95%

Mitoxantrone EP Impurity C structure

Mitoxantrone EP Impurity C

CAS: 1796928-50-1

In Stock>95%

Mitoxantrone Impurity 5 structure

Mitoxantrone Impurity 5

CAS: CATO-C4X-10345

In Stock>95%

Mitoxantrone Impurity 6 structure

Mitoxantrone Impurity 6

CAS: 476-43-7

In Stock>95%

N-Nitroso Mitoxantrone Impurity 8 structure

N-Nitroso Mitoxantrone Impurity 8

CAS: CATO-C4X-10348

In Stock>95%

N-Nitroso Mitoxantrone Impurity 9 structure

N-Nitroso Mitoxantrone Impurity 9

CAS: CATO-C4X-10349

In Stock>95%

Paroxetine Impurity 10 structure

Paroxetine Impurity 10

CAS: CATO-C4X-103510

In Stock97%+

Paroxetine EP Impurity A HCl structure

Paroxetine EP Impurity A HCl

CAS: 1394842-91-1

In Stock>95%

Paroxetine Impurity 15 structure

Paroxetine Impurity 15

CAS: 69393-72-2

In Stock>95%

Paroxetine HCl Anhydrous EP Impurity B structure

Paroxetine HCl Anhydrous EP Impurity B

CAS: 533-31-3

In Stock>95%

Paroxetine Hemihydrate EP Impurity B HCl structure

Paroxetine Hemihydrate EP Impurity B HCl

CAS: 127017-74-7

In Stock>95%

Paroxetine impurity 20 structure

Paroxetine impurity 20

CAS: 389573-45-9

In Stock97%+

Paroxetine Impurity 21 structure

Paroxetine Impurity 21

CAS: 176022-03-0

In Stock>95%

Paroxetine Impurity 22 structure

Paroxetine Impurity 22

CAS: 127017-78-1

In Stock>95%

Paroxetine Impurity 23 structure

Paroxetine Impurity 23

CAS: CATO-C4X-103523

In Stock97%+

Paroxetine Impurity 24 structure

Paroxetine Impurity 24

CAS: 105812-81-5

In Stock>95%

Paroxetine Impurity 25 structure

Paroxetine Impurity 25

CAS: CATO-C4X-103525

In Stock97%+

Paroxetine Impurity 26 structure

Paroxetine Impurity 26

CAS: 324023-99-6

In Stock>95%

Paroxetine Impurity 27 structure

Paroxetine Impurity 27

CAS: 2575750-19-3

In Stock97%+

Paroxetine Impurity 28 structure

Paroxetine Impurity 28

CAS: CATO-C4X-103528

In Stock97%+

Paroxetine Hydrochloride Hemihydrate EP Impurity C HCl structure

Paroxetine Hydrochloride Hemihydrate EP Impurity C HCl

CAS: CATO-C4X-10353

In Stock>95%

Paroxetine Impurity 30 structure

Paroxetine Impurity 30

CAS: 253768-88-6

In Stock>95%

Paroxetine HCl Anhydrous EP Impurity E（and enantiomer） structure

Paroxetine HCl Anhydrous EP Impurity E（and enantiomer）

CAS: CATO-C4X-103533

In Stock>95%

Paroxetine HCl Anhydrous EP Impurity J structure

Paroxetine HCl Anhydrous EP Impurity J

CAS: CATO-C4X-103534

In Stock97%+

Paroxetine EP Impurity H structure

Paroxetine EP Impurity H

CAS: 503834-41-1

In Stock97%+

Paroxetine EP Impurity F HCl structure

Paroxetine EP Impurity F HCl

CAS: 105813-39-6

In Stock>95%

Paroxetine HCl EP Impurity C structure

Paroxetine HCl EP Impurity C

CAS: 105813-14-7(free base)

In Stock97%+

Paroxetine EP Impurity I structure

Paroxetine EP Impurity I

CAS: 125224-43-3

In Stock97%+

Paroxetine EP Impurity D structure

Paroxetine EP Impurity D

CAS: CATO-C4X-10354

In Stock97%+

Paroxetine Impurity 40 structure

Paroxetine Impurity 40

CAS: CATO-C4X-103540

In Stock97%+

Paroxetine Hydrochloride Hemihydrate EP Impurity F structure

Paroxetine Hydrochloride Hemihydrate EP Impurity F

CAS: 2105932-71-4

In Stock>95%

rac-Paroxetine HCl Hemihydrate Impurity C structure

rac-Paroxetine HCl Hemihydrate Impurity C

CAS: CATO-C4X-103542

In Stock97%+

Paroxetine Impurity 43 structure

Paroxetine Impurity 43

CAS: 100332-20-5

In Stock97%+

Paroxetine Impurity 44 structure

Paroxetine Impurity 44

CAS: 317323-77-6

In Stock97%+

Paroxetine EP Impurity D HCl structure

Paroxetine EP Impurity D HCl

CAS: 130855-30-0

In Stock97%+

Paroxetine Impurity 47 structure

Paroxetine Impurity 47

CAS: 105813-40-9

In Stock97%+

Paroxetine Impurity 48 structure

Paroxetine Impurity 48

CAS: 201855-60-9

In Stock97%+

Paroxetine EP Impurity I HCl structure

Paroxetine EP Impurity I HCl

CAS: 220548-73-2

In Stock>95%

Paroxetine Impurity 50 structure

Paroxetine Impurity 50

CAS: 69675-10-1

In Stock97%+

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