QUALITY CONTROL CHEMICALS INC. | STANDARD REFERENCE MATERIAL

QUALITY CONTROL CHEMICALS INC.

STANDARD REFERENCE MATERIAL

RELATED PRODUCTS

QCC Cat No.:

QE032200

CAS No.:

142217-69-4;209216-23-9 (monohydrate)

Mol Formula:

C12H15N5O3

Mol. Weight:

277.28

Entecavir Impurity 1

QCC Cat No.:

QE200301

CAS No.:

[NA]

Mol Formula:

C12H15N5O3

Mol. Weight:

277.28

Entecavir Impurity 2

QCC Cat No.:

QE200302

CAS No.:

1367369-76-3(free base)

Mol Formula:

C12H17N5O4

Mol. Weight:

295.29

Entecavir EP Impurity A

QCC Cat No.:

QE200303

CAS No.:

1367369-78-5(free base)

Mol Formula:

C12H17N5O4

Mol. Weight:

295.29

Entecavir Impurity 4

QCC Cat No.:

QE200304

CAS No.:

188399-46-4(free base)

Mol Formula:

C12H17N5O4

Mol. Weight:

295.29

Entecavir Impurity 5

QCC Cat No.:

QE200305

CAS No.:

[NA]

Mol Formula:

C13H16N4O3

Mol. Weight:

276.29

Entecavir Impurity A

QCC Cat No.:

QE200306

CAS No.:

NA

Mol Formula:

C12H15N5O3

Mol. Weight:

277.28

Entecavir EP Impurity B

QCC Cat No.:

QE200307

CAS No.:

1367369-77-4

Mol Formula:

C12H15N5O3

Mol. Weight:

277.28

Entecavir Impurity 8

QCC Cat No.:

QE200308

CAS No.:

[NA]

Mol Formula:

C14H21N5O3Si

Mol. Weight:

335.43

Entecavir Impurity I

QCC Cat No.:

QE200309

CAS No.:

1984788-96-6

Mol Formula:

C12H15N5O4

Mol. Weight:

293.28

Entecavir Impurity J

QCC Cat No.:

QE200310

CAS No.:

NA

Mol Formula:

C12H15N5O4

Mol. Weight:

293.28

Entecavir Impurity K

QCC Cat No.:

QE200311

CAS No.:

NA

Mol Formula:

C12H15N5O4

Mol. Weight:

293.28

Entecavir Impurity 110

QCC Cat No.:

QE2003110

CAS No.:

110567-22-1

Mol Formula:

C20H22O3

Mol. Weight:

310.39

Entecavir Impurity 111

QCC Cat No.:

QE2003111

CAS No.:

NA

Mol Formula:

C51H47N5O4

Mol. Weight:

793.95

Entecavir Impurity 112

QCC Cat No.:

QE2003112

CAS No.:

1333204-93-5

Mol Formula:

C12H15N5O3

Mol. Weight:

277.28

Entecavir EP Impurity D

QCC Cat No.:

QE200330

CAS No.:

1367369-80-9

Mol Formula:

C12H15N5O3

Mol. Weight:

277.29

Entecavir EP Impurity F

QCC Cat No.:

QE200331

CAS No.:

649761-24-0

Mol Formula:

C27H31N5O2Si

Mol. Weight:

485.65

Entecavir Impurity 6

QCC Cat No.:

QE200332

CAS No.:

NA

Mol Formula:

C15H19N5O5

Mol. Weight:

349.34

Entecavir Impurity 7

QCC Cat No.:

QE200333

CAS No.:

NA

Mol Formula:

C15H19N5O5

Mol. Weight:

349.34

Entecavir Impurity 8

QCC Cat No.:

QE200334

CAS No.:

NA

Mol Formula:

C15H19N5O5

Mol. Weight:

349.34

Entecavir Impurity 9

QCC Cat No.:

QE200335

CAS No.:

NA

Mol Formula:

C15H19N5O5

Mol. Weight:

349.34

(1S, 3S, 4R)-Entecavir

QCC Cat No.:

QE200340

CAS No.:

1367369-79-6

Mol Formula:

C12H15N5O3

Mol. Weight:

277.28

Entecavir Impurity 41

QCC Cat No.:

QE200341

CAS No.:

NA

Mol Formula:

C12H15N5O4

Mol. Weight:

293.28

Entecavir Impurity 42

QCC Cat No.:

QE200342

CAS No.:

1984788-96-6

Mol Formula:

C12H15N5O4

Mol. Weight:

293.28

Entecavir USP Related Compound A

QCC Cat No.:

QE200343

CAS No.:

NA

Mol Formula:

C27H31N5O2Si

Mol. Weight:

485.65

Entecavir EP Impurity E

QCC Cat No.:

QE200344

CAS No.:

2203740-23-0

Mol Formula:

C13H17N5O4

Mol. Weight:

307.31

Entecavir Impurity 45

QCC Cat No.:

QE200345

CAS No.:

142217-81-0

Mol Formula:

C26H27N5O3

Mol. Weight:

457.52

Entecavir EP Impurity C

QCC Cat No.:

QE200346

CAS No.:

NA

Mol Formula:

C12H15N5O4

Mol. Weight:

293.28

Entecavir Impurity 47

QCC Cat No.:

QE200347

CAS No.:

NA

Mol Formula:

C13H17N5O4

Mol. Weight:

307.31

Entecavir Impurity 50

QCC Cat No.:

QE200350

CAS No.:

NA

Mol Formula:

C14H21N5O3Si

Mol. Weight:

335.43

Entecavir Impurity 51

QCC Cat No.:

QE200351

CAS No.:

NA

Mol Formula:

C12H11N5O

Mol. Weight:

241.25

Entecavir Impurity 52

QCC Cat No.:

QE200352

CAS No.:

NA

Mol Formula:

C32H33N5O4

Mol. Weight:

551.64

Entecavir Impurity 53

QCC Cat No.:

QE200353

CAS No.:

142217-78-5

Mol Formula:

C52H49N5O5

Mol. Weight:

823.98

Entecavir Impurity 54

QCC Cat No.:

QE200354

CAS No.:

142217-79-6

Mol Formula:

C52H47N5O5

Mol. Weight:

821.96

Entecavir Impurity 55

QCC Cat No.:

QE200355

CAS No.:

142217-80-9

Mol Formula:

C53H49N5O4

Mol. Weight:

819.99

Entecavir Impurity 56

QCC Cat No.:

QE200356

CAS No.:

NA

Mol Formula:

C11H15N5O4

Mol. Weight:

281.27

Entecavir Impurity 57

QCC Cat No.:

QE200357

CAS No.:

NA

Mol Formula:

C11H11N5O3

Mol. Weight:

261.24

Entecavir Impurity 58

QCC Cat No.:

QE200358

CAS No.:

1354715-30-2

Mol Formula:

C17H22ClN5O4

Mol. Weight:

395.84

Entecavir Impurity 59

QCC Cat No.:

QE200359

CAS No.:

117641-39-1

Mol Formula:

C13H16O3

Mol. Weight:

220.26

Entecavir Impurity 115

QCC Cat No.:

QE200415

CAS No.:

1415118-53-4

Mol Formula:

C15H19N5O5

Mol. Weight:

349.35

Entecavir Impurity 116

QCC Cat No.:

QE200416

CAS No.:

1415118-52-3

Mol Formula:

C15H19N5O5

Mol. Weight:

349.35