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QB201301

Betamethasone EP Impurity A;Dexamethasone Acetate EP Impurity A;Dexamethasone;Dexamethasone Sodium Phosphate EP Impurity A;Dexamethasone isonicotinate EP Impurity A

Molecular Formula: C22H29FO5

Molecular Weight: 392.46

CAS No.: 18296

QB201302

Betamethasone EP Impurity B;Clobetasol Propionate EP Impurity G;Clobetasol

Molecular Formula: C22H28ClFO4

Molecular Weight: 410.91

CAS No.: 25122-41-2

QB201303

Betamethasone EP Impurity C

Molecular Formula: C22H28O4

Molecular Weight: 356.46

CAS No.: 13504-15-9

QB201304

Betamethasone EP Impurity D

Molecular Formula: C25H33FO7

Molecular Weight: 464.52

CAS No.: 52619-05-3

QB201306

Betamethasone EP Impurity F

Molecular Formula: C22H28O4

Molecular Weight: 356.46

CAS No.: 330157-04-5

QB201307

Betamethasone EP Impurity G

Molecular Formula: C22H30O5

Molecular Weight: 374.47

CAS No.: 85700-75-0

QB201308

Betamethasone EP Impurity H

Molecular Formula: C22H29FO5

Molecular Weight: 392.46

CAS No.: 185613-71-2

QB201309

Betamethasone EP Impurity I

Molecular Formula: C22H29FO5

Molecular Weight: 392.46

CAS No.: 185613-69-8

QB201310

Betamethasone EP Impurity J

Molecular Formula: C22H30O4

Molecular Weight: 358.47

CAS No.: 18383-24-9

QB201311

Betamethasone Sodium Phosphate

Molecular Formula: C22H28FNa2O8P

Molecular Weight: 516.4

CAS No.: 151-73-5;360-63-4(free base)

QB201312

Betamethasone 11, 17, 21-tributyrate

Molecular Formula: C34H47FO8

Molecular Weight: 602.73

CAS No.: NA

QB201313

Betamethasone 11,17-dibutyrate

Molecular Formula: C30H41FO7

Molecular Weight: 532.64

CAS No.: NA

QB201314

Betamethasone 11,21-dibutyrate

Molecular Formula: C30H41FO7

Molecular Weight: 532.64

CAS No.: NA

QB201315

Betamethasone 17,21-dibutyrate

Molecular Formula: C30H41FO7

Molecular Weight: 532.64

CAS No.: NA

QB201316

Betamethasone Impurity 16

Molecular Formula: C27H39FO6

Molecular Weight: 478.59

CAS No.: 154713-07-2

QB201317

Betamethasone Impurity 17;Betamethasone Valerate EP Impurity I

Molecular Formula: C26H35FO6

Molecular Weight: 462.55

CAS No.: 2802-10-0

QB201318

Betamethasone Impurity 18

Molecular Formula: C22H27FO4

Molecular Weight: 374.45

CAS No.: 52647-07-1

QB201319

Betamethasone Impurity 19

Molecular Formula: C21H27FO5

Molecular Weight: 378.43

CAS No.: 37926-75-3

QB201320

Betamethasone-17-ketone

Molecular Formula: C20H25FO3

Molecular Weight: 332.41

CAS No.: 441580

QB201321

Betamethasone Impurity 21

Molecular Formula: C22H29O8P

Molecular Weight: 452.43

CAS No.: NA

QB201322

Betamethasone Acetate EP Impurity C

Molecular Formula: C26H33FO7

Molecular Weight: 476.53

CAS No.: 330157-05-6

QB201323

Betamethasone Acetate EP Impurity D

Molecular Formula: C24H30O6

Molecular Weight: 414.49

CAS No.: 912-38-9

QB201324

Betamethasone benzoate

Molecular Formula: C29H33FO6

Molecular Weight: 496.57

CAS No.: 22298-29-9

QB201325

Betamethasone Impurity 25

Molecular Formula: C22H27FO4

Molecular Weight: 374.45

CAS No.: 52647-06-0

QB201326

Betamethasone Impurity 26

Molecular Formula: C22H29FO5

Molecular Weight: 392.46

CAS No.: 1155886-49-9

QB201327

Betamethasone Valerate

Molecular Formula: C27H37FO6

Molecular Weight: 476.58

CAS No.: 2152-44-5

QB201328

Betamethasone Valerate EP Impurity B

Molecular Formula: C22H29FO4

Molecular Weight: 376.46

CAS No.: 1879-77-2

QB201329

Betamethasone Valerate EP Impurity D

Molecular Formula: C27H37BrO6

Molecular Weight: 537.48

CAS No.: NA

QB201330

Betamethasone Valerate EP Impurity E;Betamethasone 21-valerate

Molecular Formula: C27H37FO6

Molecular Weight: 476.58

CAS No.: 2240-28-0

QB201331

Betamethasone Valerate EP Impurity F

Molecular Formula: C27H36O5

Molecular Weight: 440.57

CAS No.: 16125-28-3


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