QUALITY CONTROL CHEMICALS INC. | STANDARD REFERENCE MATERIAL

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all-rac-alpha-Tocopherol EP Impurity C

QCC Cat No.:

QT031856

CAS No.:

90510-39-7

Mol Formula:

C30H52O2

Mol. Weight:

444.73

all-rac-alpha-Tocopherol EP Impurity D

QCC Cat No.:

QT031857

CAS No.:

NA

Mol Formula:

C40H76

Mol. Weight:

557.03

alpha-Tocopherol succinate

QCC Cat No.:

QT031858

CAS No.:

4345-03-3

Mol Formula:

C33H54O5

Mol. Weight:

530.78

D-alfa-Tocopherol Acetate

QCC Cat No.:

QT031859

CAS No.:

58-95-7

Mol Formula:

C31H52O3

Mol. Weight:

472.74

D-beta-Tocopherol

QCC Cat No.:

QT031860

CAS No.:

16698-35-4

Mol Formula:

C28H48O2

Mol. Weight:

416.68

Tocopherol Impurity 61

QCC Cat No.:

QT031861

CAS No.:

185672-33-7

Mol Formula:

C29H50O2

Mol. Weight:

430.71

D-gamma-Tocopherol

QCC Cat No.:

QT031870

CAS No.:

54-28-4

Mol Formula:

C28H48O2

Mol. Weight:

416.68

D-delta-Tocopherol

QCC Cat No.:

QT031880

CAS No.:

119-13-1

Mol Formula:

C27H46O2

Mol. Weight:

402.65

Vitamin E Impurity 81

QCC Cat No.:

QT031881

CAS No.:

NA

Mol Formula:

C31H52O3

Mol. Weight:

472.74

Vitamin E Impurity 82

QCC Cat No.:

QT031882

CAS No.:

NA

Mol Formula:

C31H52O3

Mol. Weight:

472.74

Vitamin E Impurity 84

QCC Cat No.:

QT031884

CAS No.:

NA

Mol Formula:

C32H54O3

Mol. Weight:

486.77

Trehalose dihydrate

QCC Cat No.:

QT040900

CAS No.:

6138-23-4

Mol Formula:

C12H22O11,2H2O

Mol. Weight:

342.30 36.03

QCC Cat No.:

QT041200

CAS No.:

87679-37-6

Mol Formula:

C24H34N2O5

Mol. Weight:

430.54

Tadalafil EP Impurity A (Cis-Tadalafil)

QCC Cat No.:

QT041201

CAS No.:

171596-27-3

Mol Formula:

C22H19N3O4

Mol. Weight:

389.40

Tadalafil EP Impurity B (Ent-Tadalafil)

QCC Cat No.:

QT041202

CAS No.:

629652-72-8

Mol Formula:

C22H19N3O4

Mol. Weight:

389.40

Tadalafil EP Impurity C (6S, 12R-Tadalafil)

QCC Cat No.:

QT041203

CAS No.:

171596-28-4

Mol Formula:

C22H19N3O4

Mol. Weight:

389.40

Tadalafil EP Impurity D

QCC Cat No.:

QT041204

CAS No.:

NA

Mol Formula:

C22H19N3O6

Mol. Weight:

421.41

Tadalafil EP Impurity E

QCC Cat No.:

QT041205

CAS No.:

2520114-41-2

Mol Formula:

C22H19N3O6

Mol. Weight:

421.41

Tadalafil EP Impurity F

QCC Cat No.:

QT041206

CAS No.:

NA

Mol Formula:

C22H19N3O6

Mol. Weight:

421.41

Tadalafil EP Impurity G

QCC Cat No.:

QT041207

CAS No.:

NA

Mol Formula:

C22H17N3O5

Mol. Weight:

403.40

Tadalafil EP Impurity H

QCC Cat No.:

QT041208

CAS No.:

1978322-98-3; 1346605-38-6(racemic)

Mol Formula:

C22H19N3O6

Mol. Weight:

421.41

Tadalafil EP Impurity I

QCC Cat No.:

QT041209

CAS No.:

2378614-29-8

Mol Formula:

C22H19N3O5

Mol. Weight:

405.41

Tadalafil Impurity J

QCC Cat No.:

QT041210

CAS No.:

951661-85-1

Mol Formula:

C20H19N3O3

Mol. Weight:

349.39

Tadalafil Impurity K

QCC Cat No.:

QT041211

CAS No.:

951661-82-8

Mol Formula:

C20H19N3O3

Mol. Weight:

349.39

Tadalafil Impurity L

QCC Cat No.:

QT041212

CAS No.:

NA

Mol Formula:

C22H20ClN3O4

Mol. Weight:

425.88

Tadalafil Impurity M

QCC Cat No.:

QT041213

CAS No.:

951661-81-7

Mol Formula:

C22H20ClN3O4

Mol. Weight:

425.88

Tadalafil Impurity N

QCC Cat No.:

QT041214

CAS No.:

1598416-08-0

Mol Formula:

C22H18Cl2N2O5

Mol. Weight:

461.29

Tadalafil Impurity O;Tryptophan;N-Acetyltryptophan EP Impurity A

QCC Cat No.:

QT041215

CAS No.:

73-22-3

Mol Formula:

C11H12N2O2

Mol. Weight:

204.23

Tadalafil Impurity P

QCC Cat No.:

QT041216

CAS No.:

4299-70-1;7524-52-9(HCl salt)

Mol Formula:

C12H14N2O2

Mol. Weight:

218.25

Tadalafil Impurity Q;Tryptophan EP Impurity A

QCC Cat No.:

QT041217

CAS No.:

132685-02-0

Mol Formula:

C24H26N4O4

Mol. Weight:

434.49