Pharmaceutical Standards

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

Oxybutynin hydrochloride Standard

CAS Number

1508-65-2

Alternate CAS Number

5633-20-5(freebase)

Oxybutynin

Naloxone Standard

CAS Number

465-65-6

Naloxone

Nandrolone Standard

CAS Number

434-22-0

Nandrolone

Nandrolone decanoate Standard

CAS Number

360-70-3

Alternate CAS Number

434-22-0(Free base)

Nandrolone

Norethisterone acetate Standard

CAS Number

51-98-9

Norethisterone

Norethisterone Standard

CAS Number

68-22-4

Norethisterone

Norgestimate Standard

CAS Number

35189-28-7

Norgestimate

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

Paroxetine Impurity-C

CAS Number

1395408-54-4

Paroxetine

Pefloxacin Impurity-G

CAS Number

70458-94-5

Pefloxacin

Pemetrexed Impurity-A

CAS Number

869791-42-4

Pemetrexed

Pemetrexed Impurity-D

CAS Number

144051-68-3

Alternate CAS Number

1265908-59-5(TriNa Salt)

Pemetrexed

Pemetrexed Impurity-E

CAS Number

182009-04-7

Alternate CAS Number

937370-10-0(DiNa Salt)

Pemetrexed

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

Perphenazine Impurity-A

CAS Number

10078-25-8

Perphenazine

Perphenazine Impurity-B

CAS Number

3533-97-9

Perphenazine

Phenoxybenzamine Impurity-A

CAS Number

68157-86-8

Phenoxybenzamine

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

Phentolamine Impurity-C

CAS Number

61537-49-3

Phentolamine

Phenylephrine Impurity-E

CAS Number

56917-44-3

Alternate CAS Number

71786-67-9(HCl Salt)

Phenylephrine

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

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

Pimobendan Impurity-A

CAS Number

2138391-23-6

Pimobendan

Pimobendan Impurity-B

CAS Number

74149-74-9

Pimobendan

Pimozide Impurity-C

CAS Number

2512213-29-3

Pimozide

Pimozide Impurity-D

CAS Number

2749415-55-0

Pimozide

Pioglitazone Impurity-B

CAS Number

136401-69-9;

Alternate CAS Number

144809-28-9 (E/Z mixture)

Pioglitazone

Pharmaceutical Standards

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