Pharmaceutical Standards

Levonorgestrel EP Impurity B

CAS Number

19914-67-1

Tetranaphthol Methyl Ester

CAS Number

1730-48-9

Tetralone

CAS Number

1078-19-9

Butetamate

CAS Number

14007-64-8

Alternate CAS Number

2-Phenylbutyric Acid

CAS Number

90-27-7

Alternate CAS Number

Butamirate Butyric Acid R-Isomer

CAS Number

938-79-4

Alternate CAS Number

Butamirate Citrate Standard

CAS Number

18109-81-4(Citrate salt)

Alternate CAS Number

18109-80-3(Free base)

Butamirate Standard

CAS Number

18109-80-3(free base)

Alternate CAS Number

18109-81-4(Citrate salt)

Buspirone Hydrochloride Working Standard

CAS Number

33386-08-2(salt)

Alternate CAS Number

36505-84-7(Freebase)

Buspirone EP Impurity-B

CAS Number

81461-73-6

Buspirone EP Impurity-C

CAS Number

257877-45-5

Buspirone EP Impurity-E

CAS Number

257877-43-3

Buspirone EP Impurity-G

CAS Number

84746-24-7

Buspirone EP Impurity-D

CAS Number

2724726-67-2

Buspirone EP Impurity-H

CAS Number

2708578-34-9

Buspirone EP Impurity-I

CAS Number

2725354-99-2

Buspirone EP Impurity-J

CAS Number

2726492-72-2

Buspirone EP Impurity-K

CAS Number

1075-89-4

Buspirone EP Impurity-L

CAS Number

21098-11-3

Buspirone EP Impurity-N

CAS Number

257877-44-4

6’-Hydroxy Buspirone

CAS Number

125481-61-0

2-(4-Nitrosopiperazin-1-yl)pyrimidine

CAS Number

872826-80-7

Buspirone N-Oxide

CAS Number

220747-81-9

2-Amino-1-(3-chloro phenyl)propan-1-one hydrochloride

CAS Number

2227990-16-9

Alternate CAS Number

119802-69-6(Freebase)

Propan-1-one, 2-Bromo-1-(3,5-dichlorophenyl);

2-Bromo-1-(3,5-dichlorophenyl)propan-1-one

CAS Number

92821-91-5

2-Hydroxy-2-(3’-chlorophenyl)-3,5,5-trimethylmorpholine

CAS Number

357399-43-0

2-Bromo-1-(3-bromophenyl)propan-1-one

CAS Number

76650-08-3

2-Bromo-1-(3,4-dichlorophenyl)propan-1-one

CAS Number

87427-61-0

4-Chloro Bupropion

CAS Number

1193779-34-8

5-Chloro Bupropion

CAS Number

1193779-48-4

2-(tert-Butylamino)-1-(3,4-dichlorophenyl)propan-1-one hydrochloride

CAS Number

1346598-72-8

Alternate CAS Number

1193779-34-8(Freebase);1193779-36-0(Fumarate Salt)

Bupropion Related compound - F

CAS Number

857233-13-7

Ortho Bupropion (Imp-2)

CAS Number

1049718-57-1

Bupropion Deschloro Impurity

CAS Number

63199-74-6

Bosentan Impurity-7

CAS Number

1268612-27-6

Bosentan Related Compound-C

CAS Number

1097263-60-9

Bosentan Related Compound -B

CAS Number

174227-14-6

Bosentan Related Compound - A

CAS Number

150727-06-3 (freebase)

Alternate CAS Number

1218951-79-1(cesium salt)

Bosentan Related Compound - E

CAS Number

6292-59-7

Hydroxyethoxyethyl bosentan

CAS Number

1257099-43-6

Bosentan Potassium

CAS Number

1174918-31-0

Bosentan Sodium

CAS Number

150726-52-6

Bosentan Monohydrate Standard

CAS Number

157212-55-0

Bosentan Standard

CAS Number

147536-97-8(Freebase)