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Metformin Impurity 28

QCC Cat No.:

QM200628

CAS No.:

1670-17-3

Mol Formula:

C8H9N3O4

Mol. Weight:

211.17

Metformin Impurity 29

QCC Cat No.:

QM200629

CAS No.:

32151-75-0

Mol Formula:

C6H12N12

Mol. Weight:

252.24

Metformin Impurity 30

QCC Cat No.:

QM200630

CAS No.:

118632-64-7(free base)

Mol Formula:

C4H10N4O HCl

Mol. Weight:

130.15 36.46

Metformin Impurity 31

QCC Cat No.:

QM200631

CAS No.:

4390-68-5

Mol Formula:

C2H5N3O2

Mol. Weight:

103.08

Metformin Impurity 32

QCC Cat No.:

QM200632

CAS No.:

26690-75-5

Mol Formula:

C5H10N10

Mol. Weight:

210.20

Metformin Impurity 33

QCC Cat No.:

QM200633

CAS No.:

NA

Mol Formula:

C6H15N9

Mol. Weight:

213.24

Metformin Impurity 34

QCC Cat No.:

QM200634

CAS No.:

570410-57-0;98026-16-5 (free base)

Mol Formula:

C4H10N4O HCl

Mol. Weight:

130.15 36.46

Metformin Impurity 35

QCC Cat No.:

QM200635

CAS No.:

NA

Mol Formula:

C9H11N5O2 HCl

Mol. Weight:

221.22 36.46

Metformin Impurity 36

QCC Cat No.:

QM200636

CAS No.:

117122-88-0

Mol Formula:

C5H13N5

Mol. Weight:

143.19

Metformin Impurity 37

QCC Cat No.:

QM200637

CAS No.:

35185-82-1

Mol Formula:

C6H15N5 HCl

Mol. Weight:

157.22 36.46

Metformin Impurity 38

QCC Cat No.:

QM200638

CAS No.:

32161-06-1

Mol Formula:

C7H11NO2

Mol. Weight:

141.17

Metformin Impurity 39

QCC Cat No.:

QM200639

CAS No.:

NA

Mol Formula:

C4H9N5O

Mol. Weight:

143.15

Metformin Impurity 40

QCC Cat No.:

QM200640

CAS No.:

NA

Mol Formula:

C4H7N5

Mol. Weight:

125.13

Metformin Impurity 41

QCC Cat No.:

QM200641

CAS No.:

NA

Mol Formula:

C4H7N5

Mol. Weight:

125.13

Metformin Impurity 42

QCC Cat No.:

QM200642

CAS No.:

5117-12-4

Mol Formula:

C7H11NO2

Mol. Weight:

141.17

Mitiglinide Impurity 1

QCC Cat No.:

QM200727

CAS No.:

NA

Mol Formula:

C19H25NO3

Mol. Weight:

315.41

Mitiglinide Impurity 2 Calcium Salt

QCC Cat No.:

QM200728

CAS No.:

NA

Mol Formula:

C38H48CaN2O6

Mol. Weight:

668.88

Mitiglinide Benzyl Ester

QCC Cat No.:

QM200729

CAS No.:

NA

Mol Formula:

C26H31NO3

Mol. Weight:

405.53

Mitiglinide Impurity 4

QCC Cat No.:

QM200730

CAS No.:

NA

Mol Formula:

C19H25NO3

Mol. Weight:

315.41

Mitiglinide Impurity 5

QCC Cat No.:

QM200731

CAS No.:

1266354-02-2

Mol Formula:

C38H48CaN2O6

Mol. Weight:

668.88

Methylprednisolone；Methylprednisolone Hydrogen Succinate EP Impurity A;Methylprednisolone Acetate EP Impurity B

QCC Cat No.:

QM200800

CAS No.:

83-43-2

Mol Formula:

C22H30O5

Mol. Weight:

374.47

Methylprednisolone EP Impurity A

QCC Cat No.:

QM200801

CAS No.:

NA

Mol Formula:

C22H28O5

Mol. Weight:

372.45

Methylprednisolone Hydrogen Succinate EP Impurity B

QCC Cat No.:

QM200802

CAS No.:

77074-42-1

Mol Formula:

C26H34O8

Mol. Weight:

474.54

Methylprednisolone EP Impurity C

QCC Cat No.:

QM200803

CAS No.:

61919-52-6

Mol Formula:

C20H26O3

Mol. Weight:

314.42

Methylprednisolone EP Impurity D

QCC Cat No.:

QM200804

CAS No.:

1338549-02-2

Mol Formula:

C22H28O4

Mol. Weight:

356.46

Methylprednisolone EP Impurity F

QCC Cat No.:

QM200806

CAS No.:

NA

Mol Formula:

C22H32O5

Mol. Weight:

376.49

Methylprednisolone Hydrogen Succinate EP Impurity G;Methylprednisolone Acetate EP Impurity I

QCC Cat No.:

QM200807

CAS No.:

NA

Mol Formula:

C22H30O4

Mol. Weight:

358.47

Methylprednisolone EP Impurity H

QCC Cat No.:

QM200808

CAS No.:

18462-27-6

Mol Formula:

C22H30O5

Mol. Weight:

374.47

Methylprednisolone EP Impurity J;Methylprednisolone Acetate;Methylprednisolone Hydrogen Succinate EP Impurity C

QCC Cat No.:

QM200810

CAS No.:

53-36-1

Mol Formula:

C24H32O6

Mol. Weight:

416.51

Methylprednisolone EP Impurity K;Prednisolone Acetate EP Impurity B

QCC Cat No.:

QM200811

CAS No.:

50-24-8

Mol Formula:

C21H28O5

Mol. Weight:

360.44