QUALITY CONTROL CHEMICALS INC. | STANDARD REFERENCE MATERIAL

QUALITY CONTROL CHEMICALS INC.

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QCC Cat No.:

QL200500

CAS No.:

127-40-2

Mol Formula:

C40H56O2

Mol. Weight:

568.87

QCC Cat No.:

QL201201

CAS No.:

76343-93-6

Mol Formula:

C22H31NO5S

Mol. Weight:

421.55

QCC Cat No.:

QL201202

CAS No.:

76343-94-7

Mol Formula:

C20H29NO5S

Mol. Weight:

395.51

16-epi-Latrunculin B

QCC Cat No.:

QL201252

CAS No.:

444911-05-1

Mol Formula:

C20H29NO5S

Mol. Weight:

395.51

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