CAS Number: 1011758-03-4 (free base)

Alternate CAS#:

Chemical Name: Quetiapine EP Impurity P Fumarate

Molecular Formula: C19H21N3S. C4H4O4

Molecular Weight: 323.46 116.07

CAS Number: N/A

Alternate CAS#:

Chemical Name: Quetiapine EP Impurity O

Molecular Formula: C40H39N3O2S

Molecular Weight: 625.84

CAS Number: 1800291-86-4 (free base)

Alternate CAS#:

Chemical Name: Quetiapine EP Impurity N DiHCl

Molecular Formula: C29H41N5O3S. 2 HCl

Molecular Weight: 539.74 2*36.46

CAS Number: 1371638-11-7

Alternate CAS#:

Chemical Name: Quetiapine EP Impurity L

Molecular Formula: C21H24ClN3O2S

Molecular Weight: 417.95

CAS Number: N/A

Alternate CAS#:

Chemical Name: Quetiapine EP Impurity K

Molecular Formula: C23H29N3O4S

Molecular Weight: 443.57

CAS Number: 1356906-17-6 (free base)

Alternate CAS#:

Chemical Name: Quetiapine EP Impurity J HCl

Molecular Formula: C25H33N3O4S. HCl

Molecular Weight: 471.62 36.46

CAS Number: 1076199-40-0

Alternate CAS#:

Chemical Name: Quetiapine EP Impurity H (Quetiapine-N-Oxide)

Molecular Formula: C21H25N3O3S

Molecular Weight: 399.51

CAS Number: 848814-27-7

Alternate CAS#:

Chemical Name: Quetiapine EP Impurity F

Molecular Formula: C21H27N3O3S

Molecular Weight: 401.53

CAS Number: 1371638-05-9

Alternate CAS#:

Chemical Name: Quetiapine EP Impurity E

Molecular Formula: C40H44N6O2S2

Molecular Weight: 704.95

CAS Number: 945668-94-0

Alternate CAS#:

Chemical Name: Quetiapine EP Impurity D

Molecular Formula: C30H24N4S2

Molecular Weight: 504.67

CAS Number: 1798840-31-9

Alternate CAS#:

Chemical Name: Quetiapine EP Impurity C

Molecular Formula: C40H42N6O3S2

Molecular Weight: 718.94

CAS Number: 111974-74-4

Alternate CAS#:

Chemical Name: Quetiapine EP Impurity B DiHCl

Molecular Formula: C17H17N3S. 2 HCl

Molecular Weight: 295.40 2 36.46