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QR090624

Rifamycin Impurity 24 (Rifamycin Y)

Molecular Formula: C39H47NO15

Molecular Weight: 769.80

CAS No.: 15271-73-5

QR090625

Rifamycin Impurity 25

Molecular Formula: C37H45NO12

Molecular Weight: 695.76

CAS No.: NA

QR090700

Rifabutin

Molecular Formula: C46H62N4O11

Molecular Weight: 847.00

CAS No.: 72559-06-9

QR090701

Rifabutin EP Impurity A

Molecular Formula: C9H17NO

Molecular Weight: 155.24

CAS No.: NA

QR090702

Rifabutin EP Impurity B

Molecular Formula: C37H46N2O12

Molecular Weight: 710.77

CAS No.: 51756-80-0

QR090703

Rifabutin EP Impurity C

Molecular Formula: C46H60N4O11

Molecular Weight: 844.99

CAS No.: 2241829-23-0

QR090704

Rifabutin EP Impurity D

Molecular Formula: C37H47N3O11

Molecular Weight: 709.78

CAS No.: 62041-01-4

QR090705

Rifabutin EP Impurity E

Molecular Formula: C44H60N4O10

Molecular Weight: 804.97

CAS No.: 100324-63-8

QR090706

Rifabutin-d7

Molecular Formula: C46H55D7N4O11

Molecular Weight: 854.06

CAS No.: NA

QR090707

Rifabutin Nitroso Impurity 1

Molecular Formula: C46H61N5O12

Molecular Weight: 876.02

CAS No.: NA

QR090708

Rifabutin N-Oxide

Molecular Formula: C46H62N4O12

Molecular Weight: 863.02

CAS No.: 645406-37-7

QR090709

20,21-Didehydro Rifabutin

Molecular Formula: C46H60N4O11

Molecular Weight: 845.00

CAS No.: 1242076-45-4

QR091100

Rimegepant

Molecular Formula: C28H28F2N6O3

Molecular Weight: 534.57

CAS No.: 1289023-67-1;1374024-48-2(1/2H2SO4 3/2H2O)

QR091101

Rimegepant Impurity 1

Molecular Formula: C10H11NO2

Molecular Weight: 177.20

CAS No.: 1190363-44-0;1397526-22-5(HCl salt)

QR091102

Rimegepant Impurity 2

Molecular Formula: C28H28F2N6O3

Molecular Weight: 534.57

CAS No.: 2985337-95-7

QR091103

Rimegepant Impurity 3

Molecular Formula: C19H31NO2Si

Molecular Weight: 333.55

CAS No.: 1289024-11-8

QR091104

Rimegepant Impurity 4

Molecular Formula: C19H31NO2Si

Molecular Weight: 333.55

CAS No.: NA

QR091105

Rimegepant Impurity 5

Molecular Formula: C10H13NO2

Molecular Weight: 179.22

CAS No.: NA

QR091106

Rimegepant Impurity 6

Molecular Formula: C28H53NO2Si2

Molecular Weight: 491.91

CAS No.: NA

QR091107

Rimegepant Impurity 7

Molecular Formula: C10H11NO2

Molecular Weight: 177.20

CAS No.: 1190363-43-9;2411180-77-1(HCl salt)

QR091108

Rimegepant Impurity 8

Molecular Formula: C10H11NO2

Molecular Weight: 177.20

CAS No.: NA

QR091109

Rimegepant Impurity 9

Molecular Formula: C10H9NO2

Molecular Weight: 175.19

CAS No.: 39713-40-1

QR091110

Rimegepant Impurity 10

Molecular Formula: C14H13NO6

Molecular Weight: 291.26

CAS No.: 39713-36-5

QR0911100

Rimegepant Impurity 100

Molecular Formula: C19H31NO2Si

Molecular Weight: 333.55

CAS No.: NA

QR0911101

Rimegepant Impurity 101

Molecular Formula: C11H13N3O2

Molecular Weight: 219.24

CAS No.: NA

QR0911102

Rimegepant Impurity 102

Molecular Formula: C15H19N5O3

Molecular Weight: 317.35

CAS No.: NA

QR0911103

Rimegepant Impurity 103

Molecular Formula: C28H53NO2Si2

Molecular Weight: 491.91

CAS No.: NA

QR0911104

Rimegepant Impurity 104

Molecular Formula: C16H17FN2O

Molecular Weight: 272.32

CAS No.: NA

QR0911105

Rimegepant Impurity 105

Molecular Formula: C16H17FN2O

Molecular Weight: 272.32

CAS No.: NA

QR0911106

Rimegepant Impurity 106

Molecular Formula: C14H18N6O

Molecular Weight: 286.34

CAS No.: NA


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