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Lafutidine Impurity 4

QCC Cat No.:

QL062004

CAS No.:

169899-18-7

Mol Formula:

C22H29N3O5S

Mol. Weight:

447.55

Lafutidine Impurity 5

QCC Cat No.:

QL062005

CAS No.:

NA

Mol Formula:

C22H31N3O5S

Mol. Weight:

449.56

Lafutidine Impurity 6

QCC Cat No.:

QL062006

CAS No.:

206449-94-7

Mol Formula:

C22H29N3O4S

Mol. Weight:

431.55

Lafutidine Impurity 7

QCC Cat No.:

QL062007

CAS No.:

169899-16-5

Mol Formula:

C11H15NO4S

Mol. Weight:

257.31

Lafutidine Impurity 8

QCC Cat No.:

QL062008

CAS No.:

169899-15-4

Mol Formula:

C11H15NO4S

Mol. Weight:

257.31

Lafutidine Impurity 9

QCC Cat No.:

QL062009

CAS No.:

169899-17-6

Mol Formula:

C11H14ClNO3S

Mol. Weight:

275.75

Lafutidine Impurity 10

QCC Cat No.:

QL062010

CAS No.:

1339863-11-4

Mol Formula:

C24H30N4O3

Mol. Weight:

422.52

Lafutidine Impurity 11

QCC Cat No.:

QL062011

CAS No.:

154923-16-7

Mol Formula:

C17H25N3O2

Mol. Weight:

303.40

Lafutidine Impurity 12

QCC Cat No.:

QL062012

CAS No.:

41372-34-3

Mol Formula:

C4H9NO

Mol. Weight:

87.12

Lafutidine Impurity 13

QCC Cat No.:

QL062013

CAS No.:

103922-84-5

Mol Formula:

C15H23N3O

Mol. Weight:

261.36

Lafutidine Impurity 14

QCC Cat No.:

QL062014

CAS No.:

118288-14-5

Mol Formula:

C22H31N3O4S

Mol. Weight:

433.56

QCC Cat No.:

QL062400

CAS No.:

100986-85-4

Mol Formula:

C18H20FN3O4

Mol. Weight:

361.37

Levofloxacin EP Impurity B;Levofloxacin Related Compound A

QCC Cat No.:

QL062401

CAS No.:

117707-40-1

Mol Formula:

C17H18FN3O4

Mol. Weight:

347.35

Levofloxacin EP Impurity F;USP Levofloxacin Related Compound B

QCC Cat No.:

QL062402

CAS No.:

100986-89-8

Mol Formula:

C13H9F2NO4

Mol. Weight:

281.21

Levofloxacin EP Impurity H;USP Levofloxacin Related Compound C

QCC Cat No.:

QL062403

CAS No.:

177472-30-9

Mol Formula:

C20H24FN3O4

Mol. Weight:

389.42

Levofloxacin EP Impurity A;R-Ofloxacin

QCC Cat No.:

QL062404

CAS No.:

100986-86-5

Mol Formula:

C18H20FN3O4

Mol. Weight:

361.37

Levofloxacin EP Impurity C；USP Levofloxacin Related Compound C

QCC Cat No.:

QL062405

CAS No.:

117678-38-3

Mol Formula:

C18H20FN3O5

Mol. Weight:

377.37

Levofloxacin EP Impurity D;USP Levofloxacin Related Compound F

QCC Cat No.:

QL062406

CAS No.:

117620-85-6

Mol Formula:

C18H21N3O4

Mol. Weight:

343.38

Levofloxacin EP Impurity E

QCC Cat No.:

QL062407

CAS No.:

178964-53-9

Mol Formula:

C17H20FN3O2

Mol. Weight:

317.36

Levofloxacin EP Impurity G;USP Levofloxacin Related Compound E

QCC Cat No.:

QL062408

CAS No.:

1346603-62-0;151250-76-9(free base)

Mol Formula:

C16H18FN3O4 HCl

Mol. Weight:

335.34 36.46

Levofloxacin Desethylene Diformyl Impurity

QCC Cat No.:

QL062409

CAS No.:

151377-74-1

Mol Formula:

C18H18FN3O6

Mol. Weight:

391.35

N,N'-Desethylene Levofloxacin

QCC Cat No.:

QL062410

CAS No.:

151250-76-9;1346603-62-0(HCl salt)

Mol Formula:

C16H18FN3O4

Mol. Weight:

335.34

Levofloxacin N-oxide

QCC Cat No.:

QL062411

CAS No.:

117678-38-3

Mol Formula:

C18H20FN3O5

Mol. Weight:

377.38

Levofloxacin EP Impurity I

QCC Cat No.:

QL062413

CAS No.:

178912-62-4

Mol Formula:

C18H20FN3O4

Mol. Weight:

361.38

Levofloxacin Impurity N

QCC Cat No.:

QL062414

CAS No.:

1026952-91-9

Mol Formula:

C13H11F2NO4

Mol. Weight:

283.23

Levofloxacin Impurity I

QCC Cat No.:

QL062415

CAS No.:

431058-46-7

Mol Formula:

C15H14FNO4

Mol. Weight:

291.27

Levofloxacin Impurity 1

QCC Cat No.:

QL062427

CAS No.:

82419-35-0

Mol Formula:

C13H9F2NO4

Mol. Weight:

281.21

Levofloxacin Impurity 5

QCC Cat No.:

QL062431

CAS No.:

110548-07-7

Mol Formula:

C13H9F2NO4

Mol. Weight:

281.21

Levofloxacin Impurity 6

QCC Cat No.:

QL062432

CAS No.:

117707-39-8

Mol Formula:

C17H18FN3O4

Mol. Weight:

347.34

Levofloxacin Impurity 7

QCC Cat No.:

QL062433

CAS No.:

117678-37-2

Mol Formula:

C18H20FN3O5

Mol. Weight:

377.37