S.No API Name and their Impurity Name CAS No.

ABACAVIR    

1

Abacavir Related compound  C

172015-79-1

2

Abacavir Impurity A

 

3

Abacavir Cyclodiaminopurine

120503-69-7

ACECLOFENAC     

4

Aceclofenac EP Impurity I

15362-40-0

5

Aceclofenac ep impurity B

15307-78-5

6

Aceclofenac EP Impurity C

15307-77-4

 ALBEBDAZOLE  

7

Albendazole EP Impurity H

20367-38-8

ALLOUPURINOL    

8

Allopurinol Related Compound E

 31055-19-3

AMBRISENTEN 

9

Ambrisentan N-Oxide

NA

AMLODIPINE         

10

Amlodipine Impurity G

43067-01-2

11

Amlodipine EP impurity A

88150-62-3

12

Amlodipine EP impurity B

721958-72-1

13

Amlodipine EP Impurity D

 113994-41-5

14

Amlodipine EP Impurity E

140171-65-9

15

Amlodipine EP Impurity F

 140171-66-0

16

Amlodipine Impurity A Fumarate salt

 

ATAZANAVIR       

17

(3R,8S,9S,12S)-Atazanavir

1332981-14-2

18

Atazanavir Di-tert-butyl Analog from SS epoxide

NA

19

Atazanavir S,S,S

NA

20

(3S,8S,9S,12R)-Atazanavir

1332981-16-4

21

Atazanavir R,S,S

NA

22

(2S,3S)-3-Boc-amino-1,2-epoxy-4-phenylbutane

98737-29-2

23

(3R,8S,9S,12R)-Atazanavir

1292296-11-7

24

1-Boc-2-[4-(2-pyridinyl)benzylidene]hydrazine

198904-85-7

25

4-(2-Pyridinyl)benzaldehyde

127406-56-8

26

N-(Methoxycarbonyl)-L-tert-leucine

162537-11-3

27

4-(2-Pyridinyl)benzoic Acid

4385-62-0

28

(3R,8R,9S,12R)-Atazanavir

1292296-10-6

29

Atazanavir R,R,S

NA

30

Atazanavir Di-tert-butyl Analog from RS epoxide

NA

31

8-epi Atazanavir

1292296-09-3

32

(3R,8R,9S,12S) Atazanavir

NA

33

(2S ,3S )-3-Amino-4-phenyl-1-{1-[4-(pyridin-2-

NA

34

Des-N-(methoxycarbonyl)-L-tert-leucine

NA

35

Atazanavir Trihydrochloride

198904-87-9

36

(3S,8R,9S,12R) Atazanavir

NA

37

(2R,3S)-3-(tert-Boc)amino-1,2-epoxy-4-phenylbutane

98760-08-8

ARIPIPRAZOLE      

38

N1-(2-Chloroethyl)-N2-(2,3-dichlorophenyl)ethane-1,2-diamine

NA

39

Di-[2-(2,3-dichlorophenyl)aminoethyl]amine

NA

40

Bis (2,3-Dichlorophenyl) piperazine

1424857-89-5

ATOMOXETINE        

41

atomexitine S isomer

NA

ATORVASTATIN     

42

2 2-dichloro-1-(4-fluorophenyl)-2-phenylethanone

NA

AXITINIB           

43

Axitinib Dimer

1428728-84-0

AZITHROMYCIN

44

Azithromycin Imp-A

76801-85-9

45

Azithromycin N-Oxide

NA

46

Azithromycin Impurity J

NA

47

azithromycin Imp-G

NA

48

azithromycin Imp-C

NA

BACLOFEN

49

Baclofen Impurity 1

35271-74-0

50

Chlorophenylglutaric acid anhydride

53911-68-5

51

4-(4-Chlorophenyl)-2,6-piperidinedione

84803-46-3

BENDAMUSTINE  

52

Deschloroethyl Bendamustine Hydrochloride

1797881-48-1

BENZOTHIADIAZINE

53

Benzothiadiazine Related Compound A

121-30-2

BETAHISTINE  

54

Betahistine EP Impurity A

100-69-6

55

Betahistine EP Impurity B

103-74-2

56

Betahistine EP Impurity C

2095467-43-7

BICLUTAMIDE   

57

Biclutamide Related Compound B

1166228-30-3

58

Biclutamide Impurity J

90356-78-8

59

4-Amino-2-trifluoro methyl benzonitrile

654-70-6

60

Biclutamide Impurity Mixture Kand L

NA

BISOPROLOL 

61

Bisoprolol EP Impurity A

62572-93-4

62

Bisoprolol EP Impurity M

177034-57-0

63

Bisoprolol EP Impurity G

1215342-36-1

64

Bisoprolol EP Impurity L

29122-74-5

65

Bisoprolol EP Impurity K

1217245-60-7

66

N-Formyl Bisoprolol

1447715-45-8

67

Bisoprolol Impurity 1

1346603-05-1

BUDESONIDE 

68

21 dehydro Budesonide

 85234-63-5

BUPIVACAINE 

69

Bupivacaine Impurity A

39627-98-0

70

Bupivacaine Impurity E

1330172-81-0

71

1-(2,6-Dimethylphenyl)azepan-2-one (Cyclised Impurity)

NA

72

4-Hexylbenzene-1,3-diol

136-77-6

73

1-(2,4-Dihydroxyphenyl)hexan-1-one

3144-54-5

74

4-pentylbenzene-1,3-diol

533-24-4

75

1-(2,4-dihydroxyphenyl)pentan-1-one

15116-13-9

CLOBAZAM

76

Clobazam EP Impurity A

22316-55-8

77

Clobazam EP Impurity B

22316-24-1

78

Clobazam EP Impurity C

22316-16-1

79

Clobazam EP Impurity D

NA

80

1-(4-Aminobenzyl)1,2,4triazole

119192-10-8

CELECOXIB 

81

Celecoxib Impurity A

170570-01-1

82

Celecoxib Impurity B

331943-04-5

83

Celecoxib Methyl P-toluate

99-75-2

84

Celecoxib D7

 544686-21-7

85

Celecoxib Impurity 2

948293-46-7

86

Celecoxib Impurity C (2-methyl Celecoxib)

170569-99-0

87

Celecoxib Impurity 7 (2,4 Dimethyl celecoxib)

170570-09-9

CETRIZINE 

88

Cetirizine EP Impurity G

109806-71-5

89

Cetirizine EP Impurity A

303-26-4

90

Cetirizine EP Impurity D

346451-15-8

CHLORDIAZEPOXIDE           

91

Chlordiazepoxide EP-Impurity B

5958-24-7

92

Chlordiazepoxide EP-Impurity C

719-59-5

CHLORTHALIDONE     

93

O-Methyl Chlorthalidone

96512-76-4

CHLOROQUINE 

94

Des ethylchloroquine

 1476-52-4

CHENODEOXYCHOLIC ACID        

95

3,7-Dioxo-5 beta cholanic acid

 

CILNIDIPINE

96

Cilnidipine Impurity A (Nimodipine EP Impurity C)

70172-96-2

CINACALCET  

97

Cinacalcet Impurity 39 (Imine N-Oxide)

NA

CIPROFLOXACIN  

98

Ciprofloxacin EP Impurity C

528851-31-2

99

Ciprofloxacin 7-Chloro-6-Desethylene Impurity

528851-30-1

100

N-Ethyl carbonyl Ciprofloxacin

NA

101

Ciprofloxacin EP Impurity A

86393-33-1

CITALOPRAM    

102

Citalopram Impurity A

 64372-56-1

103

Citalopram Cyanodiol Impurity

NA

104

N-Desmethyl Citalopram

144025-14-9

CLOPIDIGREK 

105

Clopidogrel Related Compound C 

120202-71-3

106

Clopidogrel EP Impurity A

144750-42-5

107

Clopidogrel Related Compound B

144750-52-7

108

Clopidrogel Bisulphate D3

 

CLOTRIMAZOLE  

109

Clotrimazole EP Impurity A

66774-02-5

DACARBAZINE  

110

Dacarbazine Related Compound B

4656-86-4

DAPIGLIFOZIN  

111

Dapiglifozin DAP Bromo

461432-23-5

112

Dapiglifozin RS Propane diol

NA

DAPSONE 

113

N-acetyl Dapsone

565-20-8

114

N,N'-DIACETYL DAPSONE

77-46-3

DARIFENACIN    

115

3-Hydroxy Darifenacin

1285875-62-8

DEFERASIROX  

116

Deferasirox D4

1133425-75-8

DESLORATADINE    

117

Desloratadine N-Methyl Impurity

38092-89-6

118

Desloratadine N-Formyl Impurity

117810-61-4

119

Desloratadine EP Impurity C

79794-75-5

DIAZEPAM

120

Diazepam EP Impurity B

6021-21-2

121

Diazepam EP Impurity E

20927-53-1

122

DIAZEPAM - IMPURITY A

1088-11-5

123

DIAZEPAM - IMPURITY D

1022-13-5

124

DIAZEPAM - IN HOUSE IMPURITY

784-41-8

DICLOFENAC SODIUM    

125

Diclofenac Related Compound A/ Diclofenac EP impurity A

15362-40-0

126

Diclofenac Methyl Ester

15307-78-5

127

Diclofenac Ethyl Ester

15307-77-4

128

N-(2,6-Dichlorophenyl)aniline

15307-93-4

129

Diclofenac N-Acetyl Impurity

NA

130

Diclofenac Chloroacetyl Chloride Impurity

15308-01-7

131

Diclofenac 2-bromo-6-chloro Benzoic acid Impurity

NA

132

Diclofenac 2-bromo-6-chloro Aniline  Impurity

127792-45-4

DILTAZEM   

133

Diltiazem EP Impurity F (Desacetyl Diltiazem)

42399-40-6

 DOLUTEGRAVIR     

134

Dolutegravir Impurity A

NA

135

Dolutegravir impurity B

NA

136

Dolutegravir impurity C

NA

137

Dolutegravir impurity D

NA

138

Dolutegravir impurity E

NA

139

Dolutegravir impurity F

NA

140

Doultegravirr RR Isomer

1357289-29-2

141

Doultegravirr SR Isomer

1309560-49-3

DONEPEZIL     

142

Dihydro Donepezil

120012-04-6

143

5,6-Dimethoxy-1-indanone

2107-69-9

144

Donepezil Aldehyde Impurity

22065-85-6

145

Donepezil Related Compound A

120014-07-5

DORZALAMIDE    

146

Dorzalamide Impurity D

164455-27-0

DOXAZOSIN    

147

Doxazosin EP Impurity H in salt form

102839-00-9

148

Doxazosin EP Impurity A

3663-80-7

149

Doxazosin EP Impurity C in salt form

617677-53-9

DRONEDERONE    

150

N-Desbutyl Dronederone

197431-02-0

151

Dronedarone Hydrochloride Impurity A

NA

DULOXETINE

152

Duloxetine EP Impurity B

116539-55-0

153

Duloxetine EP Impurity D

90-15-3

154

Duloxetine EP Impurity G

321-38-0

155

Duloxetine Impurity 4( Racemic)

NA

156

Duloxetine related compound H

199191-66-7

157

Duloxetine impurity (N-formyl)

1243540-89-7

158

Duloxetine salt

645411-16-1

EFAVIRENZ     

159

Efavirenz USP RC A

209414-27-7

160

Efavirenz Quinoline Analog

391860-73-4

ELETRIPTAN HYDROBROMIDE  

161

Eletriptan Related compound 01

177834-92-3

EMTRICITABINE    

162

Emtricitabine Hydroxy FTU

NA

163

Emtricitabine FCME

NA

ENZALUTAMIDE    

164

Enzalutamide Nitro impurity

NA

165

Enzalutamide Amido impurity

NA

166

Enzalutamide Desfluoro impurity

915087-16-0

167

Enzalutamide Carboxylic acid impurity

1242137-15-0

ETORICOXIB  

168

Desmethyl Etoricoxib

202409-31-2

169

Etoricoxib Impurity D

221615-75-4

170

Etoricoxib Impurity 26

291756-76-8

ERYTHROMYCIN  

171

Erythromycin EP impurity B

992-62-1

172

Erythromycin EP impurity C

41451-91-6

173

Erythromycin EP impurity D

23893-13-2

174

Erythromycin EP impurity E

33396-29-1

175

Erythromycin EP impurity F

105822-69-7

FEBENDAZOLE     

176

Febendazole F1 compound

63470-85-9

FENOFIBRATE 

177

Fenofibrate EP Impurity D

42019-07-8

178

Fenofibrate EP Impurity A

10547-60-1

179

Fenofibrate EP Impurity B(Fenofibric acid)

42017-89-0

180

Fenofibrate EP Impurity E

42019-08-9

181

Fenofibrate Related Compound A

42019-78-3

182

Fenofibrate EP Impurity C

217636-47-0

183

Fenofibrate EP Impurity F

154356-96-4

184

Fenofibrate EP Impurity G

217636-48-1

FENBENDAZOLE  

185

Fenbendazole impuity B

20367-38-8

FINGOLIMOD   

186

 Fingolimod Palmitate Amide

1242271-26-6

187

 Fingolimod sterate Amide

1242271-27-7

FLUOXETINE    

188

Fluoxetine related compound B

23580-89-4

189

Fluoxetine EP Impurity C

79088-29-2

190

Fluoxetine EP Impurity A

 42142-52-9

191

Fluoxetine related compound C

1026723-45-4

FLUCONAZOLE

192

Fluconazole Related Compound  B

 81886-51-3

 FLUTAMIDE 

193

Flutamide Impurity C

13312-12-4

194

Flutamide Impurity E

 1939-27-1

FLURBIPROFEN    

195

Flurbiprofen Impurity B

1797883-74-9

196

Methyl Flurbiprofen

66202-86-6

197

Ethyl Flurbiprofen

NA

198

dimethyl 2-(2-fluorobiphenyl-4-yl)-2,3-dimethylsuccinate

NA

FLUTICAZONE   

199

Fluticasone EP Impurity C

80474-24-4

200

Fluticasone EP impurity B

948566-12-9

201

Fluticasone propionate D3

80474-14-2

202

Fluticasone Carboxylic acid Impurity

NA

203

Fluticasone EP Impurity G DIMER

 220589-37-7

204

Fluticasone EP Impurity D

73205-13-7

FOLIC ACID 

205

Folic acid impurity B

1004-75-7

206

Folic acid impurity A

4271-30-1

FULVESTRANT  

207

Fulvestrant Int-TBDMS chain

NA

208

Fulvestrant Side chain impurity

148757-89-5

 GABAPENTIN  

209

 Desmethylated beta amino acid impurity/ Isopropyl – 1-(amino methyl)cyclohexane-1-carboxylate

NA

210

Isopropyl 2-(1-(amino methyl)cyclohexyl)acetate

NA

211

Gabapentin EP Impurity A

64744-50-9

GATIFLOXACIN   

212

Gatifloxacin impurity B

154093-72-8

213

Gatifloxacin impurity C

112811-72-0

HYDDROCHLOROTHIAZIDE  

214

Hydrochlorothiazide EP impurity B

121-30-2

215

Hydrochlorothiazide EP Impurity A

58-94-6

216

Hydrochlorothiazide EP impurity C/ Dimer

402824-96-8

IBUPROFEN

217

Ibuprofen Impurity A

66622-47-7

218

Ibuprofen Impurity B

3585-49-7

219

Ibuprofen Impurity C

59512-17-3

220

Ibuprofen Impurity D

938-94-3

221

Ibuprofen Impurity E

38861-78-8

222

Ibuprofen Impurity L

53949-53-4

223

Ibuprofen Impurity N

3585-52-2

224

Ibuprofen Impurity J

65813-55-0

225

Ibuprofen Impurity P

36039-36-8

226

(+) Ibuprofen

NA

227

(-) Ibuprofen

NA

228

Ibuprofen Impurity F

65322-85-2

IRBESARTAN  

229

Irbesartan Hydroxy Impurity

160514-13-6

 IPRATROPIUM BROMIDE 

230

Ipratropium Bromide EP Impurity F

17812-46-3

IRINOTECAN 

231

 7,11-Diethyl-10-hydroxycamptothecin

947687-01-6

232

7-Ethyl-10-hydroxycamptothecin

86639-52-3

ISONIAZID 

233

Isoniazid dimer

4329-75-3

IVABRADINE

234

Ivabradine N-Oxide

NA

235

N-Desmethyl Ivabradine Hydrochloride

 1246638-08-3

KETOCONAZOLE  

236

Ketoconazole EP Impurity C

83374-59-8

237

Ketoconazole EP Impurity E

134071-44-6

238

1-Acetyl-4-(4-hydroxyphenyl)piperazine

67914-60-7

239

Ketoconazole Trans Tosylate

 

KETOPROFEN  

240

Ketoprofen EP Impurity A

 66067-44-5

LACOSAMIDE 

241

Lacosamide imp K

86921-49-5

242

Lacosamide EP Impurity J

100-46-9

LEFLUONAMIDE 

243

Lefluonamide Impurity D

42831-50-5

 LAMIVUDINE

244

Lamivudine EP Impurity C

69-72-7

245

Lamivudine EP Impurity H / R Sulfoxide

160552-54-5

246

Lamivudine EP Impurity J

145986-07-8

247

Lamivudine EP Impurity G

160552-55-6

248

Lamivudine EP Impurity E

71-30-7

LAMOTRIGENE

249

Lamotrigene Z-isomer

NA

250

2,3-dichloro benzoyl cyanide

NA

251

Lamotrigene Impurity  C

 94213-23-7

LANSOPRAZOLE 

252

Lansoprazole sulphide Impurity

NA

LEVITIRACETAM

253

Levitiracetam Related compound A

102767-31-7

254

Levitiracetam Related compound B

7682-20-4

 LEVOFLOXACIN 

255

Descarboxyl Levofloxacin

178964-53-9

256

Levofloxacin Diamine Impurity

1797510-34-9

257

Levofloxacin USPRelated Compound C

177472-30-9

258

Levofloxacin N-oxide

117678-38-3

259

Levofloxacin USP RC B/ Q Acid

100986-89-8

260

Levofloxacin N-methyl ethylene diamine/Levofloxacin USP RC E

1346603-62-0

261

 

N-Desmethyl Levofloxacin/USP A

 

117707-40-1

 

LORAZEPAM   

262

Lorazepam Ep impurity A

2958-36-3

LOSARTAN  

263

Losartan EP Impurity C

114799-13-2

264

Losartan EP Impurity B

160514-13-6

MACITENTAN  

265

2-[[6-Amino-5-(4-bromophenyl)-4-pyrimidinyl]oxy]-ethanol

2211059-05-9

266

6-Amino-5-(4-bromophenyl)-4(3H)-pyrimidinone

  2211054-46-3

267

5-(4-Bromophenyl)-4,6-dichloropyrimidine

 146533-41-7

268

  5-Des-bromo-macitentan

2211059-00-4

269

Dimethyl (4-Bromophenyl)malonate

149506-35-4

270

N-Propylsulfamide Potassium Salt

1393813-41-6

MEBENDAZOLE  

271

Mebendazole D3

1173021-87-8

272

Mebendazole Amine Impurity

52329-60-9

MEFENAMIC ACID  

273

Mefenamic Acid Impurity B

 21122-68-9

MELOXICAM 

274

Meloxicam USP Related Compound A

24683-26-9

275

Meloxicam EP Impurity B

160514-13-6

276

Meloxicam EP Impurity C

1262333-25-4

277

Meloxicam EP Impurity E

35511-15-0

MESALAZINE  

278

Mesalazine EP Impurity P

887256-40-8

279

Mesalazine EP Impurity G

 490-79-9

280

Mesalazine EP Impurity F

570-23-0

281

Mesalazine EP Impurity H

69-72-7

282

Mesalazine EP Impurity J

112725-89-0

METHYLPHENIDAN 

283

Methylphenidan

113-45-1

METFORMIN 

284

Metformin EP Impurity F HCl

506-59-2

285

Metformin EP Impurity A

461-58-5

286

Metformin Impurity D

108-78-1

287

Metformin EP Impurity C

1985-46-2

288

Metformin Impurity E

36801-25-9

METOLAZONE 

289

Desmethyl Metolazone

28524-40-5

290

Metolazone Benzamide Analog

23380-54-3

291

Meta – Metalazone

50869-25-5

292

Para – Metalazone

28508-63-6

293

Didehydrometolazone

4015-23-0

MOXIFLOXACIN 

294

Moxifloxacin Related Compound A

151213-15-9

295

Moxifloxacin related compound F

154093-72-8

MOMENTASONE  

296

Momentasone Difuorate Impurity

NA

297

Momentasone 16 Beta methyl epoxide

NA

298

Momentasone imp. G

105102-22-5

MYCOPHENOLATE MOFETIL   

299

Mycophenolate Mofetil related compound B

26675-76-3

NAPROXEN   

300

2-Bromo-6-methoxy naphthalene (Naproxen)

 5111-65-9

301

2-Acetyl-6-methoxy naphthalene (Naproxen)

3900-45-6

NIFIDIPINE   

302

Nifidipine Impurity A

 67035-22-7

303

Nifidipine Impurity B

50428-14-3

NITROFURONTOIN 

304

5-Nitro-2-furoic acid

645-12-5

OFLOXACIN 

305

Ofloxacin Impurity E

82419-52-1

OLANZAPINE  

306

Olanzapine EP Impurity A

138564-59-7

307

OLANZAPINE RELATED COMPOUND B

 221176-49-4

308

Olanzapine N oxide/Olanzapine EP Impurity D/RC C

174794-02-6

309

Ofloxacin Impurity F

104721-52-0

 OLAPARIB 

310

Olaparib Furandiene Impurity

NA

OLMESARTAN

311

Olmesartan EP Impurity C

879562-26-2

312

Olmesartan EP Impurity D

1020157-01-0

313

Olmesartan EP impurity A

144689-24-7

314

Olmesartan Impurity 4

1443544-27-1

315

Olmesartan Medoxomil Impurity 5

80841-78-7

316

4-Acetyl-2-propyl-1H-imidazole-5-carboxylic acid ethyl ester

144690-07-3

317

Olmesartan EP impurity B

849206-43-5

318

Olmesartan Ethyl Ester

144689-23-6

OMEPRAZOLE 

319

Omeprazole Ep impurity I

158812-85-2

320

Omeprazole N-Oxide

176219-04-8

321

Omeprazole EP Impurity C

73590-85-9

322

Omeprazole EP Impurity D

88546-55-8

 ONDANSETRON

323

Ondansetron EP Impurity G

99614-03-6

324

Ondansetron Impurity C

27387-31-1

325

Ondansetron EP Impurity A

153139-56-1

326

Ondansetron EP Impurity F

 693-98-1

327

Ondansetron EP Impurity D

99614-64-9

ORLISTAT  

328

Orlistat Open Ring amide impurity

NA

329

Orlistat Open Ring Epimer impurity

130793-28-1

330

Orlistat Open Ring Acid impurity (84% Purity)

130676-66-3

331

(S)-3-Hexyl-5,6-dihydro-6-undecyl-2H-pyran-2-one

130676-64-1

332

Orlistat USP Related Compound D

130793-27-0

OSELTAMIVIR PHOSPHATE 

333

Oseltamavir Ethyl ester

 

PALIPERIDONE  

334

Paliperidone 9-Keto Impurity/ Impurity E

1189516-65-1

335

Paliperidone N-Oxide

761460-08-6

PALONOSETRON  

336

Palonosetron Related Compound A

813425-83-1

337

Palonosetron Related Compound B

1021456-82-5

PANTOPRAZOLE  

338

Pantoprazole EP Imp A

127780-16-9

339

Pantoprazole EP Imp B

102625-64-9

PAROXETINE 

340

Paroxetine EP Impurity-G

1012886-75-7

341

rac-trans-4-Defluoro-4-ethoxy Paroxetine Hydrochloride

1346597-97-4

342

Paroxetine EP Impurity B

533-31-3

343

Paroxetine impurity E

1396174-70-1

PIPERAQUINE   

344

Piperaquine Impurity I

 837-52-5

345

Piperaquine Impurity III

31502-87-1

PIROXICAM  

344

Piroxicam Impurity F

76508-37-7

PRAZOCIN  

345

Prazosin EP Impurity E

102839-00-9

346

Prazosin EP Impurity A

23680-84-4

347

Prazosin EP Impurity C

60547-97-9

PYRIDOXINE

348

Pyridoxine Impurity B

148-51-6

PRAMIPEXOLE 

349

Pramipexole EP Impurity A

106092-09-5

350

Pramipexole EP Impurity B

1246815-83-7

351

(S)-4,5,6,7-Tetrahydro-N2,N6-propionyl-2,6-benzothiazolediamine

1346617-47-7

352

Pramipexole EP Impurity E

 106006-84-2

 RALTEGRAVIR POTASSIUM

353

Raltegravir EP impurity G

NA

RANOLAZINE 

354

Ranolazine Related compound B

NA

355

 

Ranolazine Dimer imp. D

 

NA

 

RIFAMYCIN  

356

3-(Isonicotinoylhydrazonomethyl) Rifamycin

13292-53-0

357

25-Desacetyl Rifampicin

16783-99-6

RIZATRIPTAN

358

 

Rizatriptan EP Impurity C

 

208941-96-2

 

RIVAROXABAN

359

4-{4-[(5S)-5-Aminomethyl)-2-oxo-1,3-oxazolidin-3-yl]phenyl} morpholin-3-one hydrochloride

NA

360

2-({(5S)-2-Oxo-3-[4-(3-oxo-4-morpholinyl)phenyl] -1, 3-oxazolidin-5-yl} methyl)-1H-isoindole-1, 3-(2H)-dione

NA

ROSUVASTATIN  

361

Rosuvastatin EP Impurity D

503610-43-3

362

Rosuvastatin EP Impurity G

1242184-42-4

SALBUTAMOL

363

Salbutamol Impurity O

18559-94-9

SERTRALINE HYDROCHLORIDE

364

Setraline Ep Imp A

 79617-99-5

SIMVASTATIN

365

Simvastatin Ep Imp A

101314-97-0

366

Simvastatin EP Impurity B

145576-25-6

367

Simvastatin Acid Ammonium Salt 

139893-43-9 

368

Simvastatin Hydroxy Acid Methyl Ester

145576-26-7

SILDENAFIL 

369

Sildenafil impurity D(Sildenafil Impurity 1)

501120-38-3

370

Sildenafil impurity E(Sildenafil Lactam Impurity)

139756-21-1

371

Sildenafil impurity F(Sildenafil EP Impurity D)

1357931-55-5

372

Sildenafil impurity A(Sildenafil N-Desmethyl Metabolite)

139755-82-1

373

Sildenafil impurity B(4-(2-ethoxy-5-((4-methylpiperazin-1-yl) sulf onyl)benzamido)-1-methyl-3-propyl-1H-pyrazole-5-carboxamide)

NA

374

Sildenafil EP Impurity B

1094598-75-0

SITAGLIPTIN

375

3-(Trifluoromethyl)-5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyrazine Hydrochloride

762240-92-6

376

Sitagliptin S-Isomer

833817-55-6

377

Sitagliptin FP Impurity C

1803026-58-5

378

N-Boc Sitagliptin Acid Impurity

486460-00-8

SOLIFINACINE  

379

Solifinacine N-oxide

180272-28-0

380

N-phenyl benzamide impurity

3278-14-6

381

1-Phenyl 3,4 dihydroisoquinoline

52250-50-7

SULFAMETHOXAZOLE

382

Sulfamethoxazole Impurity A

21312-10-7

383

Sulfamethoxazole Impurity B

135529-16-7

SUMATRIPTAN

384

Sumatriptan N-Oxide (92 %)

 212069-94-8

TELMISARTAN 

385

Telmisartan Impurity A

152628-02-9

386

Telmisartan EP Impurity H

 114772-40-6

387

Telmisartan Impurity E

884330-12-5

TEMOZOLOIMIDE  

388

Temozoloimide related Compound A

 7008-85-7

389

Temozoloimide related Compound B

NA

TENOFOVIR DI-ISOPROXIL

390

Tenofovir

147127-20-6

391

Tenofovir EP impurity B

4121-40-8

392

Tenofovir Related Compound 14

1244022-52-3

TIMOLOL

393

TIMOLOL EP Impurity F

30165-96-9

394

Timolol EP Impurity C

610271-56-2

395

Timolol EP Impurity I

NA

396

TIMOLOL EP Impurity D

30165-97-0

 TOFACITINIB 

397

Tofacitinib Impurity R

479633-63-1

398

Tofacitinib Impurity Q

3680-69-1

TOLPERISONE

399

Hydroxymethyl Tolperisone

 59303-37-6

400

3-Hydroxy Tolperisone Maleate

 283585-02-4

401

Carboxy Tolperisone HCl

446063-44-1

TOLTERODINE

402

(R)-Desisopropyl Tolterodine

194482-41-2

403

Tolterodine Lactol Impurity

209747-04-6 

404

Tolterodine Lactone Impurity Racemate

40546-94-9

405

Tolterodine Monoisopropyl Analog Racemate

480432-14-2

TRAMADOL  

406

Tramadol Impurity B

66170-32-9

407

Tramadol Impurity A isomer

NA

TRAZADONE  

408

Trazadone impurity A

 55290-68-1

409

Trazadone impurity B

62337-66-0

410

Trazadone impurity C

NA

411

Trazadone impurity D

1263278-80-3

412

Trazadone impurity F

39577-43-0

TRICLABENDAZOLE 

413

Triclabendazole  Impurity D

118353-04-1

TRIMETHOPRIM

414

Trimethoprim EP Impurity H

1916-07-0

415

Trimethoprim EP Impurity J

118-41-2

TRIMETAZIDINE 

416

Trimetazidine Dimer

NA

TRIMEBUTINE  

417

N-desmethyl Trimebutine

294882-33-0

VALSARTAN  

418

Valsartan related compound B

 952652-79-8

419

N-Nitrosodiethylamine

55-18-5

420

N-Nitrosodimethylamine

62-75-9

VALPROIC ACID 

421

Valproic Acid EP Impurity K

 5343-52-2

422

Valproic Acid EP Impurity D

52061-75-3

423

Valproic Acid EP Impurity A

109-52-4

VALACYCLOVIR  

424

Valacyclovir N-formyl

847670-62-6

VERTIOXETINE  

425

Vortioxetine N-Acetyl

NA

VENLAFAXINE  

426

(+) Venlafaxine

NA

427

(-) Venlafaxine

NA

428

Venlafaxine N-desmethyl

 149289-30-5

429

Desvenlafaxine Succinate

NA

VILDAGLIPTIN  

430

Vildagliptin Amide Impurity

565453-39-6