Skip to content
Synthesis Analytics

Catalogue

CNS & Neurology reference standards

Search 912 reference standards, impurities and working standards by compound name or CAS number. Everything listed can be quoted — pack sizes from 10 mg upward.

Browse molecules A–Z

Showing 121–144 of 169 compounds

Quetiapine

Quetiapine EP Impurity D

CAS Number

945668-94-0

EP Impurity Standard
Quetiapine

Quetiapine EP Impurity E

CAS Number

1371638-05-9

EP Impurity Standard
Quetiapine

Quetiapine EP Impurity F

CAS Number

848814-27-7

EP Impurity Standard
Quetiapine

Quetiapine EP Impurity G

CAS Number

460029

EP Impurity Standard
Quetiapine

Quetiapine EP Impurity H

CAS Number

1076199-40-0

EP Impurity Standard
Quetiapine

Quetiapine EP Impurity I

CAS Number

329216-67-3

EP Impurity Standard
Quetiapine

Quetiapine EP Impurity J

CAS Number

1356906-17-6

EP Impurity Standard
Quetiapine

Quetiapine EP Impurity L

CAS Number

1371638-11-7

EP Impurity Standard
Quetiapine

Quetiapine EP Impurity P

CAS Number

1011758-03-4

EP Impurity Standard
Quetiapine

Quetiapine Impurity N-Oxide Sulfoxide

CAS Number

On request

N-Oxide Impurity
Risperidone

Risperidone EP Impurity A

CAS Number

691007-09-7

EP Impurity Standard
Risperidone

Risperidone EP Impurity B

CAS Number

132961-05-8

EP Impurity Standard
Risperidone

Risperidone EP Impurity C

CAS Number

144598-75-4

EP Impurity Standard
Risperidone

Risperidone EP Impurity D

CAS Number

1199589-74-6

EP Impurity Standard
Risperidone

Risperidone EP Impurity E

CAS Number

1346602-28-5

EP Impurity Standard
Risperidone

Risperidone EP Impurity F

CAS Number

On request

EP Impurity Standard
Risperidone

Risperidone EP Impurity G

CAS Number

On request

EP Impurity Standard
Risperidone

Risperidone Impurity N-Oxide

CAS Number

832747-55-4

N-Oxide Impurity
Risperidone

Risperidone EP Impurity L

CAS Number

63234-80-0

EP Impurity Standard
Risperidone

Risperidone Impurity Difluorobenzoyl

CAS Number

106266-04-0

Reference Standard
Rizatriptan

Rizatriptan EP Impurity A

CAS Number

1016900-25-6

EP Impurity Standard
Rizatriptan

Rizatriptan EP Impurity B

CAS Number

On request

EP Impurity Standard
Rizatriptan

Rizatriptan EP Impurity C

CAS Number

208941-96-2

EP Impurity Standard
Rizatriptan

Rizatriptan EP Impurity D

CAS Number

On request

EP Impurity Standard
Rows of stoppered glass tubes under warm light

Next step

Can’t find the impurity you need?

Send us the compound name, the CAS number, or simply the chromatogram you are trying to explain. Our chemists will come back with availability, scale and a realistic timeline.