Home / Products

Product Categories

Products / Reference Standards / API Impurities / API Related Compounds / Pharmaceutical Standards

Please click on the respective API letter

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Impurities, Prednisone

6β-Hydroxyprednisone

Please enquire for price & pack size

Out of Stock

CAS No.

: 95283-34-4

Mol F.

: C21H26O6

Mol W.

: 374.43

Cat No.

: SA26212

Impurities, Methylprednisolone

6β-Methylprednisolone 21-acetate

Please enquire for price & pack size

Out of Stock

CAS No.

: 1048031-82-8

Mol F.

: C24H32O6

Mol W.

: 416.51

Cat No.

: SA14422

Guanine, Impurities

7-(2-Chloroethyl)guanine

Please enquire for price & pack size

Out of Stock

CAS No.

: 22247-87-6

Mol F.

: C₇H₈ClN₅O

Mol W.

: 213.62

Cat No.

: SA32106

Brexpiprazole, Impurities

7-(4-(7-(4-chlorobutoxy)quinolin-2-yloxy)butoxy)quinolin-2(1H)-one

Please enquire for price & pack size

Out of Stock

CAS No.

: 2059942-13-9

Mol F.

: C26H27ClN2O4

Mol W.

: 466.95

Cat No.

: SA41313

Brexpiprazole, Impurities

7-(4-chloro butoxy)-1H-quinolin-2-one

Please enquire for price & pack size

Out of Stock

CAS No.

: 913613-82-8

Mol F.

: C13H14ClNO2

Mol W.

: 251.71

Cat No.

: SA41320

Impurities, Raloxifene

7-[4-(2-Piperidinyl)ethoxy]benzoyl Raloxifene

Please enquire for price & pack size

Out of Stock

CAS No.

: 1159977-58-8

Mol F.

: C42H44N2O6S

Mol W.

: 704.87

Cat No.

: SA24913

Brexpiprazole, Impurities

7-[4-[7-(4-Bromobutoxy) quinolin-2-yl]oxybutoxy]-4aH-quinolin-2-one

Please enquire for price & pack size

Out of Stock

CAS No.

: NA

Mol F.

: C26H27BrN2O4

Mol W.

: 511.42

Cat No.

: SA41339

Cefadroxil, Impurities

7-Amino-3-vinyl-3-cephem-4-carboxylic acid (7-AVCA)

Please enquire for price & pack size

Out of Stock

CAS No.

: 79349-82-9

Mol F.

: C9H10N2O3S

Mol W.

: 226.25

Cat No.

: SA42308

Cefprozil, Impurities

7-Aminocephalosporanic Acid

Please enquire for price & pack size

Out of Stock

CAS No.

: 957-68-6

Mol F.

: C₁₀H₁₂N₂O₅S

Mol W.

: 272.28

Cat No.

: SA31915

Allopurinol, Impurities

7-Aminopyrazolo[1,5-a]pyrimidine-3,6-dicarboxylic Acid 3,6-Diethyl Ester

Please enquire for price & pack size

Out of Stock

CAS No.

: 43024-67-5

Mol F.

: C₁₂H₁₄N₄O₄

Mol W.

: 278.26

Cat No.

: SA28910

Impurities, Remdesivir

7-Bromopyrrolo[2,1-f][1,2,4]triazin-4-amine

Please enquire for price & pack size

Out of Stock

CAS No.

: 937046-98-5

Mol F.

: C6H5BrN4

Mol W.

: 213

Cat No.

: SA42726

Impurities, Lorcaserin

7-Chloro analog

Please enquire for price & pack size

Out of Stock

CAS No.

: 616201-89-9

Mol F.

: C11H14ClN

Mol W.

: 195.69

Cat No.

: SA18811

Impurities, Ribociclib

7-cyclopentyl-2-((3-hydroxy-5-(piperazin-1-yl)pyridin-2-yl)amino)-N,N-dimethyl-7H-pyrrolo[2,3-d]pyrimidine-6-carboxamide

Please enquire for price & pack size

Out of Stock

CAS No.

: NA

Mol F.

: C23H30N8O2

Mol W.

: 450.55

Cat No.

: SA47103

Impurities, Ribociclib

7-cyclopentyl-2-((3,6-dihydroxy-5-(piperazin-1-yl)pyridin-2-yl)amino)-N,N-dimethyl-7H-pyrrolo[2, 3-d]pyrimidine-6-carboxamide

Please enquire for price & pack size

Out of Stock

CAS No.

: NA

Mol F.

: C23H30N8O3

Mol W.

: 466.55

Cat No.

: SA47100

Impurities, Ribociclib

7-cyclopentyl-2-((5-((2-formamidoethyl)amino)pyridin-2-yl)amino)-N,N-dimethyl-7H-pyrrolo[2,3-d]pyrimidine-6-carboxamide

Please enquire for price & pack size

Out of Stock

CAS No.

: NA

Mol F.

: C22H28N8O2

Mol W.

: 436.52

Cat No.

: SA47106

Impurities, Ribociclib

7-cyclopentyl-2-((5-(4-formylpiperazin-1-yl)pyridin-2-yl)amino)-N,N-dimethyl-7H-pyrrolo[2,3-d]pyrimidine-6-carboxamide

Please enquire for price & pack size

Out of Stock

CAS No.

: NA

Mol F.

: C24H30N8O2

Mol W.

: 462.56

Cat No.

: SA47105

Impurities, Ribociclib

7-cyclopentyl-6-(dimethylcarbamoyl)-2-(5-(piperazin-1-yl)pyridin-2-ylamino)-7H-pyrrolo[2,3-d]pyrimidine 7-oxide

Please enquire for price & pack size

Out of Stock

CAS No.

: NA

Mol F.

: C23H30N8O2

Mol W.

: 450.54

Cat No.

: SA47118

Impurities, Ribociclib

7-cyclopentyl-N-(hydroxymethyl)-N-methyl-2-((5-(piperazin-1-yl)pyridin-2-yl)amino)-7H-p yrrolo[2,3-d]pyrimidine-6-carboxamide

Please enquire for price & pack size

Out of Stock

CAS No.

: NA

Mol F.

: C23H30N8O2

Mol W.

: 450.55

Cat No.

: SA47102

Impurities, Ribociclib

7-Cyclopentyl-N,N-dimethyl-2-(nitroso(5-(4-nitrosopiperazin-1-yl)pyridin-2-yl)amino)-7H-pyrrolo[2,3-d]pyrimidine-6-carboxamide

Please enquire for price & pack size

Out of Stock

CAS No.

: NA

Mol F.

: C23H28N10O3

Mol W.

: 492.5

Cat No.

: SA47109

Impurities, Ribociclib

7-Cyclopentyl-N,N-dimethyl-2-(nitroso(5-(piperazin-1-yl)pyridin-2-yl)amino)-7H-pyrrolo[2,3-d]pyrimidine-6-carboxamide

Please enquire for price & pack size

Out of Stock

CAS No.

: NA

Mol F.

: C23H29N9O2

Mol W.

: 463.5

Cat No.

: SA47108

Aripiprazole, Impurities

7-Hydroxyquinolinone

Please enquire for price & pack size

Out of Stock

CAS No.

: 70500-72-0

Mol F.

: C9H7NO2

Mol W.

: 161.16

Cat No.

: SA24023

Impurities, Remdesivir

7-Iodopyrrolo[2,1-f][1,2,4]triazin-4-amine

Please enquire for price & pack size

Out of Stock

CAS No.

: 1770840-43-1

Mol F.

: C6H5IN4

Mol W.

: 260

Cat No.

: SA42725

Impurities, Isoquinoline

7-methoxy-3,4-dihydroisoquinoline

Please enquire for price & pack size

Out of Stock

CAS No.

: 184913-19-7;1216775-99-3(HClsalt)

Mol F.

: C10H11NO

Mol W.

: 161.19999999999999

Cat No.

: SA19303

Erlotinib, Impurities

7-O-Desmethyl Erlotinib

Please enquire for price & pack size

Out of Stock

CAS No.

: 183320-29-8 (base); 183365-34-6 (HCl salt)

Mol F.

: C21H21N3O4

Mol W.

: 379.41

Cat No.

: SA25205

Hydrochlorothiazide, Impurities

7-Sulfonamido-N-hydroxymethyl Hydrochlorothiazide

Please enquire for price & pack size

Out of Stock

CAS No.

: 2958-18-1

Mol F.

: C₈H₁₀ClN₃O₅S₂

Mol W.

: 327.77

Cat No.

: SA11207

Brexpiprazole, Impurities

7,7’-[(1,4-Butanediyl)bis(oxy)]bis-2(1H)quinolinone

Please enquire for price & pack size

Out of Stock

CAS No.

: 2116542-19-7

Mol F.

: C22H20N2O4

Mol W.

: 376.41

Cat No.

: SA41318

Bromfenac, Impurities

7,7’-Bis(4-bromobenzoyl) Isoindigo

Please enquire for price & pack size

Out of Stock

CAS No.

: 1798431-98-7

Mol F.

: C30H16Br2N2O4

Mol W.

: 628.37

Cat No.

: SA18911

Brexpiprazole, Impurities

7,7′-[1,4-Piperazinediylbis(4,1-butanediyloxy)]bis-2(1H)-quinolinone

Please enquire for price & pack size

Out of Stock

CAS No.

: 2220149-92-6

Mol F.

: C30H36N4O4

Mol W.

: 516.63

Cat No.

: SA41335

Impurities, Isoquinoline

7,8-dimethoxy-3,4-dihydroisoquinoline

Please enquire for price & pack size

Out of Stock

CAS No.

: 75877-72-4

Mol F.

: C11H13NO2

Mol W.

: 191.23

Cat No.

: SA19308

Hydrocortisone Valerate, Impurities

7(α/β)-Hydroxy-hydrocortisone-17-valerate

Please enquire for price & pack size

Out of Stock

CAS No.

: NA

Mol F.

: C26H38O7

Mol W.

: 462.57

Cat No.

: SA27309

Allopurinol, Impurities

7N-[1-(2-Carboxy)ethyl]allopurinol

Please enquire for price & pack size

Out of Stock

CAS No.

: 34397-00-7

Mol F.

: C8H8N4O3

Mol W.

: 208.17

Cat No.

: SA28907

Fulvestrant, Impurities

7β-[9-[[9-[(4,4,5,5,5-Pentafluoropentyl)sulfenyl]nonyl]sulfenyl]nonyl]estra-4-ene-3,17β-diol-17-Acetate

Please enquire for price & pack size

Out of Stock

CAS No.

Mol F.

: C43H69F5O3S2

Mol W.

Cat No.

: SA11816

Guanine, Impurities

8-Aminoguanine

Please enquire for price & pack size

Out of Stock

CAS No.

: 28128-41-8

Mol F.

: C₅H₆N₆O

Mol W.

: 166.14

Cat No.

: SA32101

Guanine, Impurities

8-Azaguanine

Please enquire for price & pack size

Out of Stock

CAS No.

: 134-58-7

Mol F.

: C₄H₄N₆O

Mol W.

: 152.11

Cat No.

: SA32103

Guanine, Impurities

8-Bromoguanine

Please enquire for price & pack size

Out of Stock

CAS No.

: 3066-84-0

Mol F.

: C₅H₄BrN₅O

Mol W.

: 230.02

Cat No.

: SA32104

Impurities, Midazolam

8-chloro-6-(2-fluorophenyl)-1-methyl-3a,4-dihydro-3H-imidazo[1,5-a][1,4]benzodiazepine

Please enquire for price & pack size

Out of Stock

CAS No.

: 59467-69-5

Mol F.

: C18H15ClFN3

Mol W.

: 327.78

Cat No.

: SA44301

Impurities, Indacaterol

8-Hydroxy-3,4-dihydroquinolin-2-oxo-indacaterol

Please enquire for price & pack size

Out of Stock

CAS No.

: 1403389-05-8

Mol F.

: C24H30N2O3

Mol W.

: 394.5

Cat No.

: SA48709

Impurities, Isoquinoline

8-methoxy-3,4-dihydroisoquinoline

Please enquire for price & pack size

Out of Stock

CAS No.

: 24693-44-5;24693-45-6(HClsalt)

Mol F.

: C10H11NO

Mol W.

: 161.19999999999999

Cat No.

: SA19304

Guanine, Impurities

9-(2-Hydroxyethyl)guanine

Please enquire for price & pack size

Out of Stock

CAS No.

: 23169-33-7

Mol F.

: C₇H₉N₅O₂

Mol W.

: 195.18

Cat No.

: SA32108

Fulvestrant, Impurities

9-[[9-[(4,4,5,5,5-Pentafluoropentyl)sulfenyl]nonyl]sulfenyl]nonanol

Please enquire for price & pack size

Out of Stock

CAS No.

: 1391053-10-3

Mol F.

: C23H45F5OS2

Mol W.

: 494.71

Cat No.

: SA11819

Fulvestrant, Impurities

9-[[9-[(4,4,5,5,5-Pentafluoropentyl)sulfenyl]nonyl]sulfenyl]nonyl Bromide

Please enquire for price & pack size

Out of Stock

CAS No.

Mol F.

: C23H42BrF5S2

Mol W.

: 557.61

Cat No.

: SA11818

Flunisolide, Impurities

9-Alpha Br Flunisolide (RC D) Impurity

Please enquire for price & pack size

Out of Stock

CAS No.

: NA

Mol F.

: C24H30BrFO6

Mol W.

: 513.39

Cat No.

: SA47511

Guanine, Impurities

9-Carboxymethoxymethylguanine

Please enquire for price & pack size

Out of Stock

CAS No.

: 80685-22-9

Mol F.

: C₈H₉N₅O₄

Mol W.

: 239.19

Cat No.

: SA32105

Aciclovir, Impurities

9-Demethoxyethanol-9-propanol IsoAciclovir

Please enquire for price & pack size

Out of Stock

CAS No.

: 131918-95-1

Mol F.

: C8H11N5O2

Mol W.

: 209.21

Cat No.

: SA21426

Halcinonide, Impurities

9-Desfluoro-11-keto halcinonide

Please enquire for price & pack size

Out of Stock

CAS No.

: 2414269-43-3

Mol F.

: C24H31ClO5

Mol W.

: 434.95

Cat No.

: SA30403

Impurities, Prednisolone

9-fluoro prednisolone Impurity | CAS : 338-95-4

Please enquire for price & pack size

Out of Stock

CAS No.

: 338-95-4

Mol F.

: C21H27FO5

Mol W.

: 378.4

Cat No.

: SA16720

Ganciclovir, Impurities

9-Methoxymethyl Guanine

Please enquire for price & pack size

Out of Stock

CAS No.

: 1202645-50-8

Mol F.

: C₇H₉N₅O₂

Mol W.

: 195.18

Cat No.

: SA13713

Allopurinol, Impurities

9-Methylallopurinol

Please enquire for price & pack size

Out of Stock

CAS No.

: 5334-56-5

Mol F.

: C6H6N4O

Mol W.

: 150.14

Cat No.

: SA28908

Halcinonide, Impurities

9,11β-epoxy-Halcinonide

Please enquire for price & pack size

Out of Stock

CAS No.

: 82427-96-1

Mol F.

: C24H31ClO5

Mol W.

: 434.95

Cat No.

: SA30412

Impurities, Methylprednisolone

9α-Bromo-16α-methylprednisolone

$295.00 25 mg

Out of Stock

CAS No.

: 26543-61-3

Mol F.

: C22H29BrO5

Mol W.

: 453.37

Cat No.

: SA14417