Location: Home > Products Center

QL201847

Letermovir Nitroso Impurity 2

Molecular Formula: C22H21F4N5O4

Molecular Weight: 495.43

CAS No.: NA

QL201848

Letermovir Impurity 48

Molecular Formula: C17H14FNO4

Molecular Weight: 315.30

CAS No.: 1791412-01-5

QL201849

Letermovir Impurity 49

Molecular Formula: C13H8Br2F2N2O

Molecular Weight: 406.02

CAS No.: NA

QL201850

Letermovir Impurity 50

Molecular Formula: C30H28F4N4O4

Molecular Weight: 584.57

CAS No.: NA

QL201851

Letermovir Impurity 51

Molecular Formula: C29H28F4N4O4

Molecular Weight: 572.56

CAS No.: NA

QL201852

Letermovir Impurity 52

Molecular Formula: C30H31F3N4O5

Molecular Weight: 584.60

CAS No.: NA

QL201853

Letermovir Impurity 53

Molecular Formula: C29H29F3N4O5

Molecular Weight: 570.57

CAS No.: NA

QL201854

Letermovir Impurity 54

Molecular Formula: C41H45F3N6O5

Molecular Weight: 758.84

CAS No.: NA

QL201855

Letermovir Impurity 55

Molecular Formula: C23H24F4N4O3

Molecular Weight: 480.46

CAS No.: 2864441-31-4

QL201856

Letermovir Impurity 56

Molecular Formula: C18H14F4N2O4

Molecular Weight: 398.31

CAS No.: NA

QL201857

Letermovir Impurity 57

Molecular Formula: C18H14F4N2O4

Molecular Weight: 398.31

CAS No.: NA

QL201858

Letermovir Impurity 58

Molecular Formula: C21H18F2N2O5

Molecular Weight: 416.38

CAS No.: NA

QL201859

Letermovir Impurity 59

Molecular Formula: C23H26Cl2FN3O3

Molecular Weight: 482.38

CAS No.: NA

QL201860

Letermovir Impurity 60

Molecular Formula: C37H42FN5O5

Molecular Weight: 655.77

CAS No.: NA

QL201861

Letermovir Impurity 61

Molecular Formula: C29H30F4N4O4

Molecular Weight: 572.56

CAS No.: NA

QL201862

Letermovir Impurity 62

Molecular Formula: C29H30F4N4O4

Molecular Weight: 572.56

CAS No.: NA

QL201863

Letermovir Nitroso Impurity 63

Molecular Formula: C10H13N3O2

Molecular Weight: 207.23

CAS No.: NA

QL201900

LTI-291

Molecular Formula: C20H30N4O2

Molecular Weight: 358.49

CAS No.: 1919820-28-2

QL202400NA

Levothyroxine Sodium;Liothyronine sodium EP Impurity A

Molecular Formula: C15H10I4NNaO4.xH2O

Molecular Weight: 798.86 x(18.02)

CAS No.: 25416-65-3;51-48-9(free base)

QL202401

Levothyroxine EP Impurity A

Molecular Formula: C15H12I3NO4

Molecular Weight: 650.97

CAS No.: 6893-02-3

QL202402

Levothyroxine EP Impurity B

Molecular Formula: C15H11ClI3NO4

Molecular Weight: 685.42

CAS No.: 1628720-66-0

QL202403

Levothyroxine EP Impurity C;Liothyronine EP Impurity C

Molecular Formula: C14H9I3O4

Molecular Weight: 621.93

CAS No.: 51-24-1

QL202404

Levothyroxine EP Impurity D;Liothyronine EP Impurity D

Molecular Formula: C14H8I4O4

Molecular Weight: 747.83

CAS No.: 67-30-1

QL202405

Levothyroxine EP Impurity E;Liothyronine EP Impurity E

Molecular Formula: C15H13I2NO4

Molecular Weight: 525.08

CAS No.: 1041-01-6

QL202406

Levothyroxine EP Impurity F

Molecular Formula: C21H13I6NO5

Molecular Weight: 1120.76

CAS No.: 911661-90-0

QL202407

Levothyroxine EP Impurity H

Molecular Formula: C13H6I4O4

Molecular Weight: 733.80

CAS No.: 2055-97-2

QL202408

Levothyroxine Ethyl Ester

Molecular Formula: C17H15I4NO4

Molecular Weight: 804.92

CAS No.: 76353-71-4

QL202409

Levothyroxine Methyl Ester

Molecular Formula: C16H13I4NO4

Molecular Weight: 790.90

CAS No.: 32180-11-3

QL202410

Levothyroxine EP Impurity I

Molecular Formula: C13H6I4O3

Molecular Weight: 717.80

CAS No.: 2016-06-0

QL202411

Levothyroxine EP Impurity J

Molecular Formula: C15H13I2NO4

Molecular Weight: 525.08

CAS No.: 4604-41-5


E-mail