QUALITY CONTROL CHEMICALS INC. | STANDARD REFERENCE MATERIAL

QUALITY CONTROL CHEMICALS INC.

STANDARD REFERENCE MATERIAL

RELATED PRODUCTS

QCC Cat No.:

QL201500

CAS No.:

112809-51-5

Mol Formula:

C17H11N5

Mol. Weight:

285.30

Letrozole EP Impurity A

QCC Cat No.:

QL201501

CAS No.:

112809-52-6

Mol Formula:

C17H11N5

Mol. Weight:

285.30

Letrozole EP Impurity B

QCC Cat No.:

QL201502

CAS No.:

113402-31-6

Mol Formula:

C22H13N3

Mol. Weight:

319.36

Letrozole Impurity 1

QCC Cat No.:

QL201503

CAS No.:

[NA]

Mol Formula:

C17H11N5

Mol. Weight:

285.30

Letrozole Impurity 2

QCC Cat No.:

QL201504

CAS No.:

[NA]

Mol Formula:

C17H11N5

Mol. Weight:

285.30

Letrozole Impurity 3

QCC Cat No.:

QL201505

CAS No.:

28188-41-2

Mol Formula:

C8H6BrN

Mol. Weight:

196.04

Letrozole Impurity F

QCC Cat No.:

QL201506

CAS No.:

3988-03-2

Mol Formula:

C13H8Br2O

Mol. Weight:

340.01

Letrozole Impurity 8

QCC Cat No.:

QL201508

CAS No.:

22115-41-9

Mol Formula:

C8H6BrN

Mol. Weight:

196.04

Letrozole Impurity 12

QCC Cat No.:

QL201512

CAS No.:

620-22-4

Mol Formula:

C8H7N

Mol. Weight:

117.15

Letrozole Impurity 13

QCC Cat No.:

QL201513

CAS No.:

128-08-5

Mol Formula:

C4H4BrNO2

Mol. Weight:

177.98

Letrozole Impurity 16

QCC Cat No.:

QL201516

CAS No.:

529-19-1

Mol Formula:

C8H7N

Mol. Weight:

117.15

Letrozole Impurity 19

QCC Cat No.:

QL201519

CAS No.:

403-54-3

Mol Formula:

C7H4FN

Mol. Weight:

121.11

Letrozole Impurity 21

QCC Cat No.:

QL201521

CAS No.:

394-47-8

Mol Formula:

C7H4FN

Mol. Weight:

121.11

Letrozole Impurity 22

QCC Cat No.:

QL201522

CAS No.:

123-56-8

Mol Formula:

C4H5NO2

Mol. Weight:

99.09

Letrozole Impurity 23

QCC Cat No.:

QL201523

CAS No.:

NA

Mol Formula:

C17H12N4O2

Mol. Weight:

304.30

Letrozole N-Oxide

QCC Cat No.:

QL201524

CAS No.:

NA

Mol Formula:

C17H11N5O

Mol. Weight:

301.30

Letrozole Impurity 25

QCC Cat No.:

QL201525

CAS No.:

32446-66-5

Mol Formula:

C15H8N2O

Mol. Weight:

232.24

Letrozole Impurity 26

QCC Cat No.:

QL201526

CAS No.:

NA

Mol Formula:

C17H13N5O

Mol. Weight:

303.32

Letrozole Impurity 27

QCC Cat No.:

QL201527

CAS No.:

2170106-13-3

Mol Formula:

C17H15N5O2

Mol. Weight:

321.33

Letrozole Impurity 28

QCC Cat No.:

QL201528

CAS No.:

NA

Mol Formula:

C17H14N4O3

Mol. Weight:

322.32

Letrozole Impurity C

QCC Cat No.:

QL201529

CAS No.:

112809-25-3

Mol Formula:

C10H8N4

Mol. Weight:

184.2

Letrozole Impurity 4

QCC Cat No.:

QL201530

CAS No.:

NA

Mol Formula:

C18H13N5

Mol. Weight:

299.33

Letrozole Impurity 5

QCC Cat No.:

QL201531

CAS No.:

1644566-39-1

Mol Formula:

C17H13N3O4

Mol. Weight:

323.3

Letrozole Impurity 6

QCC Cat No.:

QL201532

CAS No.:

NA

Mol Formula:

C26H18N6

Mol. Weight:

414.46

Letrozole Impurity D

QCC Cat No.:

QL201533

CAS No.:

10466-37-2

Mol Formula:

C15H10N2

Mol. Weight:

218.25

Letrozole Impurity 7

QCC Cat No.:

QL201534

CAS No.:

134521-16-7

Mol Formula:

C15H10N2O

Mol. Weight:

234.25

Letrozole Impurity 35

QCC Cat No.:

QL201535

CAS No.:

NA

Mol Formula:

C18H14ClN5

Mol. Weight:

335.79

Letrozole Impurity 36

QCC Cat No.:

QL201536

CAS No.:

874-86-2

Mol Formula:

C8H6ClN

Mol. Weight:

151.59

Letrozole Impurity 37

QCC Cat No.:

QL201537

CAS No.:

2451658-74-3

Mol Formula:

C10H7ClN4

Mol. Weight:

218.64

Letrozole Impurity 38

QCC Cat No.:

QL201538

CAS No.:

74231-65-5

Mol Formula:

C8H5Cl2N

Mol. Weight:

186.04

Letrozole Impurity 39

QCC Cat No.:

QL201539

CAS No.:

112809-27-5

Mol Formula:

C10H8N4

Mol. Weight:

184.20

Letrozole Impurity 40

QCC Cat No.:

QL201540

CAS No.:

NA

Mol Formula:

C18H14N4O2

Mol. Weight:

318.33

Letrozole Impurity 41

QCC Cat No.:

QL201541

CAS No.:

84545-14-2

Mol Formula:

C8H8ClNO

Mol. Weight:

169.61

Letrozole Impurity 42

QCC Cat No.:

QL201542

CAS No.:

876728-37-9

Mol Formula:

C10H8N4

Mol. Weight:

184.20

Letrozole Impurity 43

QCC Cat No.:

QL201543

CAS No.:

876316-41-5

Mol Formula:

C10H8N4

Mol. Weight:

184.20

Letrozole Impurity 44

QCC Cat No.:

QL201544

CAS No.:

NA

Mol Formula:

C10H10N4O

Mol. Weight:

202.21

Letrozole Impurity 45

QCC Cat No.:

QL201545

CAS No.:

870766-45-3

Mol Formula:

C11H11N3O2

Mol. Weight:

217.22

Letrozole Impurity 46

QCC Cat No.:

QL201546

CAS No.:

160388-64-7

Mol Formula:

C12H13N3O2

Mol. Weight:

231.25

Letrozole Impurity 47

QCC Cat No.:

QL201547

CAS No.:

46209-39-6

Mol Formula:

C9H8ClN3

Mol. Weight:

193.63

Letrozole Impurity 48

QCC Cat No.:

QL201548

CAS No.:

143030-54-0

Mol Formula:

C16H11BrN4

Mol. Weight:

339.19

Letrozole Impurity 49

QCC Cat No.:

QL201549

CAS No.:

NA

Mol Formula:

C19H16N4O2

Mol. Weight:

332.36

Letrozole Impurity 50

QCC Cat No.:

QL201550

CAS No.:

67013-55-2

Mol Formula:

C8H5Br2N

Mol. Weight:

274.94

Letrozole Impurity 51

QCC Cat No.:

QL201551

CAS No.:

NA

Mol Formula:

C17H11N5O2

Mol. Weight:

317.30

Letrozole Impurity 52

QCC Cat No.:

QL201552

CAS No.:

305861-48-7

Mol Formula:

C12H9N7

Mol. Weight:

251.25

Letrozole Impurity 53

QCC Cat No.:

QL201553

CAS No.:

NA

Mol Formula:

C17H11N5O2

Mol. Weight:

317.30

Letrozole Impurity 54

QCC Cat No.:

QL201554

CAS No.:

NA

Mol Formula:

C17H11N5O

Mol. Weight:

301.30

Letrozole Impurity 55

QCC Cat No.:

QL201555

CAS No.:

2500927-63-7

Mol Formula:

C17H13N5O

Mol. Weight:

303.32

Letrozole Impurity 56

QCC Cat No.:

QL201556

CAS No.:

1461654-89-6

Mol Formula:

C10H10N4O

Mol. Weight:

202.21

Letrozole Impurity 57

QCC Cat No.:

QL201557

CAS No.:

1250126-45-4

Mol Formula:

C10H9N3O2

Mol. Weight:

203.20