Intermediates

Levofloxacin EP Impurity E

CAS Number

178964-53-9

Levofloxacin EP Impurity F

CAS Number

100986-89-8

Levofloxacin EP Impurity I

CAS Number

178912-62-4

Bisoprolol Standard

CAS Number

66722-44-9

Alternate CAS Number

104344-23-2(Fumarate Salt)

Bisoprolol Fumarate Standard

CAS Number

104344-23-2

Alternate CAS Number

66722-44-9(Freebase)

Bisoprolol EP Impurity A

CAS Number

62572-93-4

Bisoprolol EP Impurity B

CAS Number

1447715-44-7

Bisoprolol EP Impurity C

CAS Number

1225195-70-9

Bisoprolol EP Impurity D

CAS Number

1225195-71-0

Bisoprolol EP Impurity E

CAS Number

1217245-60-7

Bisoprolol EP Impurity F

CAS Number

1798418-82-2

Alternate CAS Number

2470233-28-2 (Fumarate salt)

Bisoprolol EP Impurity G

CAS Number

1215342-36-1

Alternate CAS Number

NA(Fumarate Salt)

Bisoprolol EP Impurity J

CAS Number

1797024-50-0

Bisoprolol EP Impurity K

CAS Number

864544-37-6

Alternate CAS Number

1346603-26-6 (HCl salt)

Bisoprolol EP Impurity L

CAS Number

29122-74-5

Alternate CAS Number

1956321-87-1 (HCl salt) ; 1639933-77-9 (Oxalate sat)

Bisoprolol EP Impurity M

CAS Number

177034-57-0

Bisoprolol EP Impurity N

CAS Number

1346601-75-9

Bisoprolol EP Impurity Q

CAS Number

1346604-00-9

Bisoprolol EP Impurity R

CAS Number

5790-46-5

Bisoprolol EP Impurity S

CAS Number

123-08-0

Bisoprolol EP Impurity T

CAS Number

1173203-26-3

Bisoprolol EP Impurity U

CAS Number

1071765-44-0

Bisoprolol Epoxide Impurity

CAS Number

66722-57-4

Bisoprolol Carboxylic Acid Impurity

CAS Number

72570-70-8

Bisoprolol Impurity 17

CAS Number

2959479-91-3

Bisoprolol Impurity 2

CAS Number

2186-24-5

Bisoprolol Impurity 8

CAS Number

704200-67-9

Bisoprolol Impurity 5

CAS Number

14697-49-5

2-Isopropoxyethanol

CAS Number

109-59-1

Bisoprolol Dimer

CAS Number

2775292-22-1

Bisoprolol Impurity 21

CAS Number

Bisoprolol Impurity 20

CAS Number

Bisoprolol Hydroxymethyl Oxiran Impurity

CAS Number

4204-78-8

Bisoprolol N-Aldehyde

CAS Number

1447715-45-8

Bisoprolol Impurity 1

CAS Number

1346603-05-1

Bisoprolol Impurity 3

CAS Number

2095-03-6

Bisoprolol Impurity 6

CAS Number

2514957-47-0

Glipizide Standard

CAS Number

29094-61-9

Alternate CAS Number

228111-78-2 (HCl salt) ; 88159-36-8 (Na salt)

Glipizide

Diphenhydramine Standard

CAS Number

58-73-1

Alternate CAS Number

88637-37-0(Citrate salt);147-24-0(HCl Salt)

Diphenhydramine Hydrochloride Standard

CAS Number

147-24-0

Alternate CAS Number

88637-37-0(Citrate salt);58-73-1(Freebase)

Diphenhydramine Citrate Standard

CAS Number

88637-37-0

Alternate CAS Number

58-73-1(Freebase);147-24-0(HCl Salt)

Diphenhydramine EP Impurity A

CAS Number

53499-40-4

Alternate CAS Number

17471-10-2(Freebase)

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)