Impurities

Lapatinib Carboxylic Acid Impurity

CAS Number

1152131-73-1

Lapatinib Deschloro Impurity

CAS Number

633370-23-7

Lapatinib Impurity 1

CAS Number

1268997-70-1

Lapatinib Impurity 4

CAS Number

320337-48-2

Lapatinib Standard

CAS Number

231277-92-2

Lercanidipine

CAS Number

100427-26-7(Free base)

Lercanidipine Acid

CAS Number

855592-30-2

Lercanidipine Dimer Impurity

CAS Number

Lercanidipine Dimethyl Ester Impurity

CAS Number

21881-77-6

Lercanidipine Dipropyl Ester Impurity

CAS Number

77888-05-2

Lercanidipine EP Impurity - C

CAS Number

887769-34-8

Lercanidipine EP Impurity B

CAS Number

39562-70-4

Lercanidipine Impurity - 24

CAS Number

76093-33-9

Lercanidipine Impurity - 26

CAS Number

Lercanidipine Impurity - 11

CAS Number

4646-55-3

Lercanidipine Impurity - 19

CAS Number

4073-52-3

Lercanidipine Impurity - 21

CAS Number

1824709-19-4

Lercanidipine Impurity - 23

CAS Number

166808-97-5

Lercanidipine Impurity - 28

CAS Number

Lercanidipine Impurity - 29

CAS Number

88712-56-5

Lercanidipine Impurity - 8

CAS Number

320750-11-6

Lercanidipine Impurity - B

CAS Number

1119226-97-9

Lercanidipine Impurity - C

CAS Number

1797124-83-4

Lercanidipine Impurity 17

CAS Number

39562-18-0

Lercanidipine Impurity 18

CAS Number

735250-61-0

Lercanidipine Impurity 27

CAS Number

348607-76-1

Lercanidipine Impurity 30 Hydrochloride

CAS Number

Lercanidipine Impurity 5

CAS Number

28075-29-8

Levofloxacin EP Impurity I

CAS Number

178912-62-4

Levofloxacin

Levofloxacin-EP-Impurity-B

CAS Number

117707-40-1

Alternate CAS Number

2254176-11-7(HCl Salt)

Levofloxacin

Levofloxacin-EP-Impurity-G

CAS Number

151250-76-9

Alternate CAS Number

1346603-62-0(HCl salt)

Levofloxacin

Levomepromazine Standard

CAS Number

60-99-1

Alternate CAS Number

1236-99-3(HCl Salt);7104-38-3(Maleate Salt)

Levomepromazine

Levonorgestrel Condensation Impurity

CAS Number

850-92-0

Levonorgestrel Cyclization Impurity

CAS Number

Levonorgestrel EP Impurity A

CAS Number

1260525-53-8

Levonorgestrel EP Impurity B

CAS Number

19914-67-1

Levonorgestrel EP Impurity C

CAS Number

1337972-89-0

Levonorgestrel EP Impurity D

CAS Number

32419-58-2

Levonorgestrel EP Impurity G

CAS Number

87585-03-3

Levonorgestrel EP Impurity H

CAS Number

55555-97-0

Levonorgestrel EP Impurity I

CAS Number

21508-50-9

Levonorgestrel EP Impurity J

CAS Number

1175109-63-3

Levonorgestrel EP Impurity K

CAS Number

793-55-5

Levonorgestrel EP Impurity L

CAS Number

21800-83-9

Levonorgestrel EP Impurity N

CAS Number

4222-96-2

Levonorgestrel EP Impurity O

CAS Number

155683-60-6