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Entacapone Impurity 67

QCC Cat No.:

QE200367

CAS No.:

2450-26-2

Mol Formula:

C8H7NO5

Mol. Weight:

197.14

Entacapone Impurity 68

QCC Cat No.:

QE200368

CAS No.:

2454-72-0

Mol Formula:

C8H7NO5

Mol. Weight:

197.14

Entacapone Impurity 69

QCC Cat No.:

QE200369

CAS No.:

146698-89-7

Mol Formula:

C12H11N3O5

Mol. Weight:

277.23

Entacapone Impurity 70

QCC Cat No.:

QE200370

CAS No.:

857629-78-8

Mol Formula:

C15H17N3O5

Mol. Weight:

319.31

Entacapone Impurity 71

QCC Cat No.:

QE200371

CAS No.:

1217439-96-7

Mol Formula:

C14H16N2O3

Mol. Weight:

260.29

Entacapone Impurity 72

QCC Cat No.:

QE200372

CAS No.:

893419-47-1

Mol Formula:

C15H18N2O3

Mol. Weight:

274.32

Entacapone Impurity 73

QCC Cat No.:

QE200373

CAS No.:

1860791-28-1

Mol Formula:

C13H12N2O6

Mol. Weight:

292.24

Entacapone Impurity 74

QCC Cat No.:

QE200374

CAS No.:

NA

Mol Formula:

C14H15N3O5

Mol. Weight:

305.29

Entacapone Impurity 75

QCC Cat No.:

QE200375

CAS No.:

NA

Mol Formula:

C14H16N2O7

Mol. Weight:

324.29

Entacapone Impurity 76

QCC Cat No.:

QE200376

CAS No.:

158693-01-7

Mol Formula:

C10H7N3O5

Mol. Weight:

249.18

Entacapone Impurity 77

QCC Cat No.:

QE200377

CAS No.:

NA

Mol Formula:

C14H17N3O6

Mol. Weight:

323.30

Entacapone Dimer

QCC Cat No.:

QE200378

CAS No.:

NA

Mol Formula:

C21H27N5O6

Mol. Weight:

445.47

Entacapone Impurity 79

QCC Cat No.:

QE200379

CAS No.:

621-59-0

Mol Formula:

C8H8O3

Mol. Weight:

152.15

Entacapone Impurity 80

QCC Cat No.:

QE200380

CAS No.:

158069-75-1

Mol Formula:

C20H23N3O11

Mol. Weight:

481.41

Entacapone Impurity 81

QCC Cat No.:

QE200381

CAS No.:

NA

Mol Formula:

C15H17N3O5

Mol. Weight:

319.32

Entacapone Impurity 82

QCC Cat No.:

QE200382

CAS No.:

NA

Mol Formula:

C15H17N3O5

Mol. Weight:

319.32

Entacapone Impurity 83

QCC Cat No.:

QE200383

CAS No.:

NA

Mol Formula:

C14H15N3O5

Mol. Weight:

305.29

Entecavir Impurity 115

QCC Cat No.:

QE200415

CAS No.:

1415118-53-4

Mol Formula:

C15H19N5O5

Mol. Weight:

349.35

Entecavir Impurity 116

QCC Cat No.:

QE200416

CAS No.:

1415118-52-3

Mol Formula:

C15H19N5O5

Mol. Weight:

349.35

QCC Cat No.:

QE200600

CAS No.:

30544-47-9

Mol Formula:

C18H18F3NO4

Mol. Weight:

369.34

Etofenamate EP Impurity A

QCC Cat No.:

QE200601

CAS No.:

530-78-9

Mol Formula:

C14H10F3NO2

Mol. Weight:

281.23

Etofenamate EP Impurity B

QCC Cat No.:

QE200602

CAS No.:

67330-25-0

Mol Formula:

C18H18F3NO2

Mol. Weight:

337.34

Etofenamate EP Impurity C

QCC Cat No.:

QE200603

CAS No.:

101-23-5

Mol Formula:

C13H10F3N

Mol. Weight:

237.22

Etofenamate EP Impurity D

QCC Cat No.:

QE200604

CAS No.:

64352-84-7

Mol Formula:

C32H26F6N2O5

Mol. Weight:

632.55

Etofenamate EP Impurity E

QCC Cat No.:

QE200605

CAS No.:

NA

Mol Formula:

C22H26F3NO4

Mol. Weight:

425.44

Etofenamate EP Impurity G

QCC Cat No.:

QE200607

CAS No.:

32508-98-8

Mol Formula:

C16H14F3NO3

Mol. Weight:

325.28

Ethambutol Dihydrochloride

QCC Cat No.:

QE200800

CAS No.:

1070-11-7

Mol Formula:

C10H26Cl2N2O2

Mol. Weight:

277.23

Ethambutol EP Impurity A

QCC Cat No.:

QE200801

CAS No.:

96-20-8

Mol Formula:

C4H11NO

Mol. Weight:

89.14

Ethambutol EP Impurity B

QCC Cat No.:

QE200802

CAS No.:

10054-06-5 (free base);32454-69-6(Di HCl salt)

Mol Formula:

C10H26Cl2N2O2

Mol. Weight:

277.23

Ethambutol EP Impurity C

QCC Cat No.:

QE200803

CAS No.:

10054-05-4;134566-79-3(Di HCl salt)

Mol Formula:

C10H24N2O2

Mol. Weight:

204.31