QUALITY CONTROL CHEMICALS INC. | STANDARD REFERENCE MATERIAL

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Erythromycin Impurity 50

QCC Cat No.:

QE182050

CAS No.:

55224-05-0

Mol Formula:

C38H65NO14

Mol. Weight:

759.92

Erythrosine sodium

QCC Cat No.:

QE182400

CAS No.:

16423-68-0

Mol Formula:

C20H6I4Na2O5

Mol. Weight:

879.86

QCC Cat No.:

QE182500

CAS No.:

545-48-2

Mol Formula:

C30H50O2

Mol. Weight:

442.72

Estazolam Impurity 1

QCC Cat No.:

QE190101

CAS No.:

37945-06-5

Mol Formula:

C16H11Cl2N3O

Mol. Weight:

332.18

Estazolam Impurity 2

QCC Cat No.:

QE190102

CAS No.:

31709-27-0

Mol Formula:

C15H10ClN3O

Mol. Weight:

283.71

Estazolam Impurity 3

QCC Cat No.:

QE190103

CAS No.:

10352-28-0

Mol Formula:

C14H10ClNO2

Mol. Weight:

259.69

Estazolam Impurity 4

QCC Cat No.:

QE190104

CAS No.:

49691-65-8

Mol Formula:

C18H14Cl3N3O3

Mol. Weight:

426.68

Esketamine hydrochloride(controlled substance)

QCC Cat No.:

QE191100

CAS No.:

33795-24-3

Mol Formula:

C13H17Cl2NO

Mol. Weight:

274.19

Esketamine hydrochloride EP Impurity A

QCC Cat No.:

QE191101

CAS No.:

NA

Mol Formula:

C13H16ClNO

Mol. Weight:

237.73

Esketamine hydrochloride EP Impurity B

QCC Cat No.:

QE191102

CAS No.:

NA

Mol Formula:

C12H13ClO2

Mol. Weight:

224.68

Esketamine hydrochloride EP Impurity C

QCC Cat No.:

QE191103

CAS No.:

NA

Mol Formula:

C12H13ClO2

Mol. Weight:

224.68

Esketamine hydrochloride EP Impurity DEsketamine hydrochloride(controlled substance)

QCC Cat No.:

QE191104

CAS No.:

NA

Mol Formula:

C13H16ClNO

Mol. Weight:

237.73

QCC Cat No.:

QE191300

CAS No.:

81161-17-3

Mol Formula:

C16H26ClNO4

Mol. Weight:

331.83

Esmolol Impurity 1

QCC Cat No.:

QE191301

CAS No.:

81148-15-4

Mol Formula:

C15H23NO4

Mol. Weight:

281.35

Esmolol Impurity 2

QCC Cat No.:

QE191302

CAS No.:

NA

Mol Formula:

C16H23NO5

Mol. Weight:

309.36

QCC Cat No.:

QE191303

CAS No.:

1346746-38-0

Mol Formula:

C16H19D7ClNO4

Mol. Weight:

338.88

Esmolol-d7 Acid Sodium Salt

QCC Cat No.:

QE191304

CAS No.:

1346604-59-8

Mol Formula:

C15H15D7NNaO4

Mol. Weight:

310.37

Esmolol Acid HCl

QCC Cat No.:

QE191305

CAS No.:

83356-60-9

Mol Formula:

C15H24ClNO4

Mol. Weight:

317.81

N-Ethyl Esmolol HCl

QCC Cat No.:

QE191306

CAS No.:

2469273-97-8(free base)

Mol Formula:

C15H24ClNO4

Mol. Weight:

317.81

Esmolol Isopropyl Amide Analog HCl

QCC Cat No.:

QE191307

CAS No.:

NA

Mol Formula:

C18H29ClN2O3

Mol. Weight:

356.89

Esmolol Dimer HCl

QCC Cat No.:

QE191308

CAS No.:

98903-89-0(free base)

Mol Formula:

C31H47ClN2O7

Mol. Weight:

595.17

Esmolol Isopropyl Amide

QCC Cat No.:

QE191309

CAS No.:

NA

Mol Formula:

C18H30N2O3

Mol. Weight:

322.44

QCC Cat No.:

QE191310

CAS No.:

98903-89-0

Mol Formula:

C31H46N2O7

Mol. Weight:

558.71

Esmolol Impurity 11

QCC Cat No.:

QE191311

CAS No.:

81147-94-6

Mol Formula:

C13H16O4

Mol. Weight:

236.26

Esmolol Impurity 12

QCC Cat No.:

QE191312

CAS No.:

NA

Mol Formula:

C31H46N2O7

Mol. Weight:

558.71

Esmolol Impurity 13

QCC Cat No.:

QE191313

CAS No.:

98903-90-3

Mol Formula:

C29H41NO8

Mol. Weight:

531.64

Esmolol Impurity 14

QCC Cat No.:

QE191314

CAS No.:

2167848-51-1

Mol Formula:

C12H14O4

Mol. Weight:

222.24

Esmolol Impurity 15

QCC Cat No.:

QE191315

CAS No.:

1893637-33-6

Mol Formula:

C12H16O5

Mol. Weight:

240.25

Esmolol Impurity 16

QCC Cat No.:

QE191316

CAS No.:

NA

Mol Formula:

C23H28O7

Mol. Weight:

416.46

Esmolol Impurity 17

QCC Cat No.:

QE191317

CAS No.:

NA

Mol Formula:

C13H18O5

Mol. Weight:

254.28