QUALITY CONTROL CHEMICALS INC. | STANDARD REFERENCE MATERIAL

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Roxithromycin EP Impurity H

QCC Cat No.:

QR242008

CAS No.:

425365-65-7

Mol Formula:

C41H76N2O14

Mol. Weight:

821.05

Roxithromycin EP Impurity I

QCC Cat No.:

QR242009

CAS No.:

425365-66-8

Mol Formula:

C45H84N2O17

Mol. Weight:

925.15

Roxithromycin EP Impurity J

QCC Cat No.:

QR242010

CAS No.:

134834-12-1

Mol Formula:

C40H73ClN2O14

Mol. Weight:

841.47

Roxithromycin EP Impurity K

QCC Cat No.:

QR242011

CAS No.:

NA

Mol Formula:

C41H76N2O16

Mol. Weight:

853.05

Roxithromycin Impurity 12

QCC Cat No.:

QR242012

CAS No.:

NA

Mol Formula:

C41H74N2O16

Mol. Weight:

851.04

Roxatidine Amine Impurity

QCC Cat No.:

QR242201

CAS No.:

73278-98-5

Mol Formula:

C15H24N2O

Mol. Weight:

248.36

Roxatidine Phenol Impurity

QCC Cat No.:

QR242202

CAS No.:

73279-04-6

Mol Formula:

C12H17NO

Mol. Weight:

191.27

Roxatidine Impurity 3

QCC Cat No.:

QR242203

CAS No.:

100-83-4

Mol Formula:

C7H6O2

Mol. Weight:

122.12

Roxatidine Impurity 4

QCC Cat No.:

QR242204

CAS No.:

78273-74-2

Mol Formula:

C17H26N2O2

Mol. Weight:

290.40

QCC Cat No.:

QR242205

CAS No.:

97900-88-4 (HCl salt);78273-80-0

Mol Formula:

C17H26N2O3

Mol. Weight:

306.40

Roxatidine Impurity 6

QCC Cat No.:

QR242206

CAS No.:

NA

Mol Formula:

C19H28N2O5

Mol. Weight:

364.44

Roxatidine Impurity 7

QCC Cat No.:

QR242207

CAS No.:

NA

Mol Formula:

C21H30N2O5

Mol. Weight:

390.47

Roxatidine Impurity 8

QCC Cat No.:

QR242208

CAS No.:

NA

Mol Formula:

C19H28N2O4

Mol. Weight:

348.44

Roxatidine Impurity 9

QCC Cat No.:

QR242209

CAS No.:

NA

Mol Formula:

C19H28N2O3

Mol. Weight:

332.44

Roxatidine Impurity 10

QCC Cat No.:

QR242210

CAS No.:

NA

Mol Formula:

C17H26N2

Mol. Weight:

258.40

Roxatidine Impurity 11

QCC Cat No.:

QR242211

CAS No.:

NA

Mol Formula:

C19H23NO2

Mol. Weight:

297.39

Roxatidine Impurity 12

QCC Cat No.:

QR242212

CAS No.:

NA

Mol Formula:

C24H32N2O

Mol. Weight:

364.52

Roxatidine Impurity 13

QCC Cat No.:

QR242213

CAS No.:

NA

Mol Formula:

C23H32N2O7

Mol. Weight:

448.51

Roxatidine Impurity 14

QCC Cat No.:

QR242214

CAS No.:

NA

Mol Formula:

C12H17N3O

Mol. Weight:

219.28

Roxatidine Impurity 15

QCC Cat No.:

QR242215

CAS No.:

876497-65-3

Mol Formula:

C7H6N2O2

Mol. Weight:

150.13

Roxatidine Impurity 16

QCC Cat No.:

QR242216

CAS No.:

NA

Mol Formula:

C4H6O4

Mol. Weight:

118.09

Roxatidine Impurity 17

QCC Cat No.:

QR242217

CAS No.:

NA

Mol Formula:

C7H6Cl2O

Mol. Weight:

177.03

Roxatidine Impurity 18

QCC Cat No.:

QR242218

CAS No.:

NA

Mol Formula:

C18H31N3O

Mol. Weight:

305.47

Roxatidine Impurity 19

QCC Cat No.:

QR242219

CAS No.:

NA

Mol Formula:

C32H48N4O3

Mol. Weight:

536.76

Roxatidine Impurity 20

QCC Cat No.:

QR242220

CAS No.:

NA

Mol Formula:

C17H26N2O3

Mol. Weight:

306.41

Rizatriptan EP Impurity A

QCC Cat No.:

QR260101

CAS No.:

887001-08-3

Mol Formula:

C28H35N7

Mol. Weight:

469.62

Rizatriptan EP Impurity B

QCC Cat No.:

QR260102

CAS No.:

NA

Mol Formula:

C28H32ClN9

Mol. Weight:

530.07

Rizatriptan EP Impurity C

QCC Cat No.:

QR260103

CAS No.:

208941-96-2

Mol Formula:

C15H19N5

Mol. Weight:

269.34

Rizatriptan EP Impurity D

QCC Cat No.:

QR260104

CAS No.:

NA

Mol Formula:

C19H28ClN5

Mol. Weight:

361.91

Rizatriptan EP Impurity E

QCC Cat No.:

QR260105

CAS No.:

NA

Mol Formula:

C16H21N5O2S

Mol. Weight:

347.44