Pharmaceutical Standards

Diphenhydramine EP Impurity B

CAS Number

19804-27-4

Diphenhydramine EP Impurity C

CAS Number

118-23-0

Alternate CAS Number

1808-12-4(HCl Salt)

Diphenhydramine EP Impurity D

CAS Number

91-01-0

Diphenhydramine EP Impurity E

CAS Number

119-61-9

Diphenhydramine N-Oxide

CAS Number

3922-74-5

Alternate CAS Number

13168-00-8(HCl Salt)

N-Nitroso Desmethyl Diphenhydramine

CAS Number

55855-43-1

Brinzolamide Standard

CAS Number

138890-62-7

Alternate CAS Number

150937-43-2(HCl Salt)

Brinzolamide Hydrochloride Standard

CAS Number

150937-43-2

Alternate CAS Number

138890-62-7(Freebase)

Brinzolamide USP Related Compound A

CAS Number

154127-19-2

Brinzolamide USP Related Compound B

CAS Number

404034-55-5

Alternate CAS Number

2775292-24-3(oxalate salt)

Brinzolamide Impurity D

CAS Number

154127-42-1

Brinzolamide Impurity C

CAS Number

186377-56-0

Brinzolamide Methanesulfonyl Amide

CAS Number

N-Desethyl Brinzolamide

CAS Number

2109554-77-8

Brinzolamide Isopropyl Impurity

CAS Number

2985481-46-5

4-Desethylamino 4-Oxobrinzolamide

CAS Number

154127-41-0

Brinzolamide Deschloro Impurity

CAS Number

1029324-91-1

Brinzolamide N-Ethanol Impurity

CAS Number

Brinzolamide Impurity 10

CAS Number

138890-58-1

Brinzolamide Impurity 11

CAS Number

2245358-54-5

Brinzolamide Impurity 12

CAS Number

171273-35-1

Cefovecin Standard

CAS Number

234096-34-5

Alternate CAS Number

141195-77-9(sodium salt)

Cefovecin

Cefovecin Sodium Standard

CAS Number

141195-77-9

Alternate CAS Number

234096-34-5(freebase)

Cefovecin

Carvedilol Phosphate Standard

CAS Number

374779-45-0

Alternate CAS Number

72956-09-3(Freebase)

Carvedilol EP Impurity A

CAS Number

1198090-73-1

Carvedilol EP Impurity B

CAS Number

918903-20-5

Carvedilol EP Impurity C

CAS Number

72955-94-3

Carvedilol EP Impurity D

CAS Number

1391052-16-6

N-Isopropyl Carvedilol

CAS Number

1246819-01-1

N-Formyl Carvedilol

CAS Number

Carvedilol USP Related Compound F

CAS Number

1246820-73-4

Carvedilol Bis alkylpyrocatechol Derivative

CAS Number

1346602-98-9

Carvedilol Biscarbazole Impurity

CAS Number

1276477-91-8

Carvedilol Propanediol Impurity

CAS Number

123119-89-1

Carvedilol Impurity 4

CAS Number

72955-96-5

Carvedilol Impurity 14

CAS Number

1198090-71-9

Carvedilol Impurity 10

CAS Number

53815-60-4

Cephalexin Standard

CAS Number

15686-71-2

Alternate CAS Number

23325-78-2(Monohydrate Salt)

Cephalexin Monohydrate Standard

CAS Number

23325-78-2

Alternate CAS Number

15686-71-2(Freebase)

Glipizide Dimer Impurity Sodium Salt

CAS Number

Glipizide

Cephalexin EP Impurity B

CAS Number

22252-43-3

Alternate CAS Number

56871-82-0 (Na salt)

Delta-4-Cephalexin Diketopiperazine

CAS Number

65870-52-2

Alternate CAS Number

62673-90-9 (sodium salt)

Glipizide Impurity 4

CAS Number

2468797-13-7

Glipizide

Cephalexin Impurity 6

CAS Number

27255-72-7

Alternate CAS Number

34708-38-8 (potassium salt)

Glipizide EP Impurity J

CAS Number

1076198-09-8

Glipizide

(RS)-2-Phenylglycine

CAS Number

2835-06-5

Cefalexin R-Sulfoxide

CAS Number

52210-38-5