Pharmaceutical Standards

Pharmaceutical standards are guidelines and regulations that govern the quality and safety of pharmaceutical products and manufacturing processes.

Pimobendan Impurity-A

CAS Number

2138391-23-6

Pimobendan

Pimobendan Impurity-B

CAS Number

74149-74-9

Pimobendan

Pilocarpine Impurity-A

CAS Number

531-35-1

Alternate CAS Number

28958-85-2(HCl Salt)

Pilocarpine

Pilocarpine Impurity-B

CAS Number

28406-15-7

Alternate CAS Number

92598-79-3(Na Salt)

Pilocarpine

Phenytoin Impurity-C

CAS Number

3060-50-2

Phenytoin

Phenytoin Impurity-D

CAS Number

5157-15-3

Phenytoin

Phenytoin Impurity-E

CAS Number

6802-95-5

Phenytoin

Phenylephrine Impurity-E

CAS Number

56917-44-3

Alternate CAS Number

71786-67-9(HCl Salt)

Phenylephrine

Phentolamine Impurity-C

CAS Number

61537-49-3

Phentolamine

Phenoxymethylpenicillin Impurity-B

CAS Number

122-59-8

Phenoxymethylpenicillin

Phenoxymethylpenicillin Impurity-D

CAS Number

20880-67-5

Alternate CAS Number

75319-62-9(K Salt);1643662-86-5(NA Salt)

Phenoxymethylpenicillin

Phenoxymethylpenicillin Impurity-E

CAS Number

Phenoxymethylpenicillin

Phenoxymethylpenicillin Impurity-F

CAS Number

2714805-53-3

Alternate CAS Number

4847-29-4 - No Stereochemistry

Phenoxymethylpenicillin

Phenoxybenzamine Impurity-A

CAS Number

68157-86-8

Phenoxybenzamine

Perphenazine Impurity-A

CAS Number

10078-25-8

Perphenazine

Perphenazine Impurity-B

CAS Number

3533-97-9

Perphenazine

Permethrin Impurity-B

CAS Number

61898-95-1

Permethrin

Permethrin Impurity-C

CAS Number

13826-35-2

Permethrin

Permethrin Impurity-G

CAS Number

64964-54-1

Alternate CAS Number

85576-82-5 (Relative stereochemistry)

Permethrin

Paclitaxel Impurity-E

CAS Number

105454-04-4

Paclitaxel

Paclitaxel Impurity-H

CAS Number

78454-17-8

Paclitaxel

Paclitaxel Impurity-N

CAS Number

27548-93-2

Paclitaxel

Paclitaxel Impurity-A

CAS Number

173101-54-7

Paclitaxel

Paclitaxel Impurity-G

CAS Number

78432-77-6

Paclitaxel

Paclitaxel Impurity-I

CAS Number

2157462-42-3

Paclitaxel

Paclitaxel Impurity-L

CAS Number

92950-39-5

Paclitaxel

Paclitaxel Impurity-B

CAS Number

71610-00-9

Paclitaxel

Paclitaxel Impurity-C

CAS Number

153415-45-3

Paclitaxel

Paclitaxel Impurity-D

CAS Number

150547-36-7

Paclitaxel

Paclitaxel Impurity-F

CAS Number

153083-53-5

Paclitaxel

Paclitaxel Impurity-O

CAS Number

219783-77-4

Paclitaxel

Paclitaxel Impurity-P

CAS Number

173101-56-9

Paclitaxel

Paclitaxel Impurity-R

CAS Number

158948-96-0

Paclitaxel

Piperacillin Standard

CAS Number

61477-96-1

Alternate CAS Number

66258-76-2(Monohydrate); 59703-84-3(Na Salt)

Piperacillin

Proguanil Standard

CAS Number

500-36-5

Proguanil

Proguanil Standard

CAS Number

500-36-5

Proguanil

Piroxicam Standard

CAS Number

36322-90-4

Piroxicam

Podophyllotoxin Standard

CAS Number

518-28-5

Podophyllotoxin

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

Primidone Standard

CAS Number

125-33-7

Primidone

Primaquine Standard

CAS Number

90-34-6

Alternate CAS Number

63-45-6 (Diphosphate Salt) ;

Primaquine

Praziquantel Standard

CAS Number

55268-74-1

Praziquantel

Prednicarbate Standard

CAS Number

73771-04-7

Prednicarbate

Prednisolone acetate Standard

CAS Number

52-21-1

Prednisolone

Olanzapine embonate Monohydrate Standard

CAS Number

221373-18-8

Alternate CAS Number

132539-06-1(Freebase);783334-36-1(HCl Salt)

Olanzapine

Olanzapine Standard

CAS Number

132539-06-1

Alternate CAS Number

221373-18-8(Embonate Monohydrate Salt);783334-36-1(HCl Salt)

Olanzapine

Olodaterol Standard

CAS Number

868049-49-4

Alternate CAS Number

869477-96-3 (HCl salt)

Olodaterol

Oxybutynin hydrochloride Standard

CAS Number

1508-65-2

Alternate CAS Number

5633-20-5(freebase)

Oxybutynin

Pharmaceutical Standards

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