Heterocycles

Prazosin EP Impurity B

CAS Number

31350-27-3

Prazosin EP Impurity D

CAS Number

40172-95-0

Alternate CAS Number

60548-09-6(HCl)

Prazosin EP Impurity E

CAS Number

102839-00-9

Prazosin Standard

CAS Number

19216-56-9

Prochlorperazine Standard

CAS Number

58-38-8

Alternate CAS Number

84-02-6 (Dimaleate Salt); 60-90-2 (HCl Salt); 51888-09-6 (Dimesylate salt) ;1257-78-9 (Edisylate salt)

Prochlorperazine

Pyridoxine EP Impurity A

CAS Number

5196-20-3

Pyridoxine

Pyridoxine Impurity 8

CAS Number

Pyridoxine

Pyridoxine Standard

CAS Number

65-23-6

Pyridoxine

Quetiapine EP Impurity C

CAS Number

1798840-31-9

Quetiapine EP Impurity F

CAS Number

848814-27-7

Quetiapine EP Impurity H

CAS Number

1076199-40-0

Quetiapine EP Impurity J

CAS Number

1356906-17-6

Alternate CAS Number

1825392-15-1 (2HCl salt) ; 2470243-24-2 (Fumarate Salt)

Quetiapine Standard

CAS Number

111974-69-7

Chemical Primary Standard

Quinine

CAS Number

130-95-0

Rac-6-Chloro Voriconazole

CAS Number

188416-35-5

Voriconazole

Raltegravir Amine Impurity

CAS Number

518048-03-8

Raltegravir Impurity-F

CAS Number

2138805-56-6

Raltegravir Impurity-G

CAS Number

Raltegravir Oxalyl acetohydrazide

CAS Number

1391918-17-4

Raltegravir Oxalyl Anolog

CAS Number

1064706-98-4

Raltegravir Potassium Standard

CAS Number

871038-72-1

Raltegravir Related Compound-E

CAS Number

1193687-87-4

Raltegravir Standard

CAS Number

518048-05-0

Alternate CAS Number

871038-72-1(K Salt)

Ranolazine O-desmethyl Impurity

CAS Number

172430-45-4

Ranolazine

Regorafenib FP Impurity-A

CAS Number

2514957-39-0

Regorafenib Impurity 1

CAS Number

284462-37-9

Regorafenib Impurity-C

CAS Number

1855006-12-0

Regorafenib Impurity-D

CAS Number

2438857-80-6

Regorafenib N-Oxide Impurity

CAS Number

835621-11-9

Repaglinide Standard

CAS Number

135062-02-1

Repaglinide

Riboflavin Impurity-C

CAS Number

2535-20-8

Riboflavin

Riboflavin Impurity-D

CAS Number

52134-62-0

Riboflavin

Riboflavin Standard

CAS Number

83-88-5

Riboflavin

Rifapentine Impurity 3

CAS Number

13292-53-0

Rifapentine

Rifaximin EP Impurity A

CAS Number

695-34-1

Rifaximin

Rilmenidine EP Impurity-C

CAS Number

Rilmenidine

Risperidone Impurity-A

CAS Number

691007-09-7

Risperidone Impurity-B

CAS Number

132961-05-8

Risperidone Impurity-C

CAS Number

144598-75-4

Risperidone Impurity-D

CAS Number

1199589-74-6

Risperidone Impurity-E

CAS Number

1346602-28-5