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, Terbutaline

Terbutaline

Please enquire for price & pack size

Out of Stock

CAS No.

: 23031-32-5

Mol F.

: C12H19NO3 0.5 H2SO4

Mol W.

: 274.3

Cat No.

: SA29006

Impurities, Terbutaline

Terbutaline 3,5-Dibenzyl Ether

Please enquire for price & pack size

Out of Stock

CAS No.

: 28924-25-6

Mol F.

: C₂₆H₃₁NO₃

Mol W.

: 405.53

Cat No.

: SA29005

Impurities, Terbutaline

Terbutaline EP Impurity A

Please enquire for price & pack size

Out of Stock

CAS No.

: 99-10-5

Mol F.

: C₇H₆O₄

Mol W.

: 154.12

Cat No.

: SA29001

Impurities, Terbutaline

Terbutaline EP Impurity B

Please enquire for price & pack size

Out of Stock

CAS No.

: 153657-83-1(Dihydrate)

Mol F.

: C13H19NO3

Mol W.

: 237.29

Cat No.

: SA29002

Impurities, Terbutaline

Terbutaline EP Impurity C

Please enquire for price & pack size

Out of Stock

CAS No.

: 1246815-70-2

Mol F.

: C12H17NO3

Mol W.

: 223.27

Cat No.

: SA29003

Impurities, Terbutaline

Terbutaline EP Impurity D

Please enquire for price & pack size

Out of Stock

CAS No.

: 1797117-23-7

Mol F.

: C19H23NO3

Mol W.

: 313.39

Cat No.

: SA29004

Edoxaban, Impurities

Tert-butyl ((1S,2R,5R)-2-amino-5-(dimethylcarbamoyl)cyclohexyl)carbamate oxalate

Please enquire for price & pack size

Out of Stock

CAS No.

: 2605225-72-5

Mol F.

: C16H29N3O7

Mol W.

: 375.42

Cat No.

: SA33039

Edoxaban, Impurities

Tert-butyl (1R,2S,5R)-2-(3-(5- chloropyridin-2-yl)-2- oxopropanamido)-5- (dimethylcarbamoyl)cyclohexy lcarbamate

Please enquire for price & pack size

Out of Stock

CAS No.

Mol F.

: C21H30ClN5O5

Mol W.

: 467.95

Cat No.

: SA33046

Impurities, Neomycin

tert-butyl (1R,3S,4R,5r,6S)-5-((2S,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yloxy)-4,6-dihydroxycyclohexane-1,3-diyldicarbamate

Please enquire for price & pack size

Out of Stock

CAS No.

Mol F.

: C21H38N2O11

Mol W.

: 494.53

Cat No.

: SA51407

Edoxaban, Impurities

Tert-butyl (1S,2R,5S)-2-(2-(5- chloropyridin-2-ylamino)-2- oxoacetamido)-5- (dimethylcarbamoyl)cyclohexy lcarbamate

Please enquire for price & pack size

Out of Stock

CAS No.

: 2024614-15-9

Mol F.

: C21H30ClN5O5

Mol W.

: 467.95

Cat No.

: SA33044

Impurities, Palbociclib

Tert-butyl (6-aminopyridin-3-yl)(2-((tert-butoxycarbonyl)amino)ethyl)carbamate

Please enquire for price & pack size

Out of Stock

CAS No.

: NA

Mol F.

: C17H28N4O4

Mol W.

: 352.4

Cat No.

: SA40421

Impurities, Palbociclib

Tert-butyl (6-aminopyridin-3-yl)(2-(bis(tert-butoxycarbonyl)amino)ethyl)carbamate

Please enquire for price & pack size

Out of Stock

CAS No.

: NA

Mol F.

: C22H36N4O6

Mol W.

: 452.6

Cat No.

: SA40422

Impurities, Rosuvastatin

tert-butyl 2-((4R,6R)-2,2-dimethyl-6-((5-methyl-1,3,4-thiadiazol-2-ylsulfonyl)methyl)-1,3-dioxan-4-yl)acetate

Please enquire for price & pack size

Out of Stock

CAS No.

Mol F.

: C16H26N2O6S2

Mol W.

: 406.52

Cat No.

: SA121127

Impurities, Rosuvastatin

tert-butyl 2-((4R,6S)-2,2-dimethyl-6-(((R)-(5-methyl-1,3,4-thiadiazol-2-yl)sulfinyl)methyl)-1,3-dioxan-4-yl)acetate

$1,400.00 50 mg

Out of Stock

CAS No.

Mol F.

: C16H26N2O5S2

Mol W.

: 390.52

Cat No.

: SA121132

Impurities, Rosuvastatin

tert-butyl 2-((4R,6S)-2,2-dimethyl-6-(((S)-5-methyl-1,3,4-thiadiazol-2-ylsulfinyl)methyl)-1,3-dioxan-4-yl)acetate

Please enquire for price & pack size

Out of Stock

CAS No.

Mol F.

: C16H26N2O5S2

Mol W.

: 390.52

Cat No.

: SA121133

Impurities, Rosuvastatin

tert-butyl 2-((4R,6S)-6-((E)-2-(4-(4-fluorophenyl)-2-((E)-2-(4-(4-fluorophenyl)-6-isopropyl-2-(N-methylmethylsulfonamido)pyrimidin-5-yl)-N-methylvinylsulfonamido)-6-isopropylpyrimidin-5-yl)vinyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate

Please enquire for price & pack size

Out of Stock

CAS No.

Mol F.

: C45H56F2N6O8S2

Mol W.

: 911.09

Cat No.

: SA121124

Impurities, Rosuvastatin

tert-butyl 2-((4R,6S)-6-((E)-2-(4-(4-fluorophenyl)-2-(2-(4-(4-fluorophenyl)-6-isopropyl-2-(N-methylmethyl sulfonamido)pyrimidin-5-yl)-2-hydroxy-N-methyl ethyl sulfonamido)-6-isopropylpyrimidin-5-yl)vinyl)-2,2-dimethyl-1,3-dioxan-4-yl) acetate

Please enquire for price & pack size

Out of Stock

CAS No.

Mol F.

: C45H58F2N6O9S2

Mol W.

: 929.10

Cat No.

: SA121125

Atorvastatin, Impurities

tert-butyl 2-((4R,6S)-6-(2-aminoethyl)-2,2-dimethyl-1,3-dooxan-4-yl)acetate

$500.00 100 mg

Out of Stock

CAS No.

: 2088732-01-6

Mol F.

: C14H27NO4

Mol W.

: 273.19

Cat No.

: SA17838

Impurities, Rosuvastatin

tert-butyl 2-((4S,6R)-2,2-dimethyl-6-((5-methyl-1,3,4-thiadiazol-2-ylsulfonyl)methyl)-1,3-dioxan-4-yl)acetate

Please enquire for price & pack size

Out of Stock

CAS No.

Mol F.

: C16H26N2O6S2

Mol W.

: 406.52

Cat No.

: SA121131

Impurities, Rosuvastatin

tert-butyl 2-((4S,6S)-2,2-dimethyl-6-((5-methyl-1,3,4-thiadiazol-2-ylsulfonyl)methyl)-1,3-dioxan-4-yl)acetate

Please enquire for price & pack size

Out of Stock

CAS No.

Mol F.

: C16H26N2O6S2

Mol W.

: 406.52

Cat No.

: SA121128

Impurities, Palbociclib

Tert-butyl 2-(6-aminopyridin-3-ylamino)ethylcarbamate

Please enquire for price & pack size

Out of Stock

CAS No.

: 1367858-24-9

Mol F.

: C12H20N4O2

Mol W.

: 252.3

Cat No.

: SA40420

Buildling Blocks

tert-butyl 3-(1H-indol-1-yl)propylcarbamate

Please enquire for price & pack size

Out of Stock

CAS No.

: 243841-08-9

Mol F.

: C16H22N2O2

Mol W.

: 274.36

Cat No.

: SB10113

Impurities, Palbociclib

tert-Butyl 4-(2-nitropyridin-3-yl)piperazine-1-carboxylate

Please enquire for price & pack size

Out of Stock

CAS No.

: 1779124-68-3

Mol F.

: C14H20N4O4

Mol W.

: 308.33

Cat No.

: SA40431

Brexpiprazole, Impurities

tert-Butyl 4-(4-(2-oxo-1,2-dihydroquinolin-7-yloxy)butyl)piperazine-1-carboxylate

Please enquire for price & pack size

Out of Stock

CAS No.

: NA

Mol F.

: C22H31N3O4

Mol W.

: 401.5

Cat No.

: SA41336

Impurities, Palbociclib

tert-Butyl 4-(6-(hydroxyamino)pyridin-3-yl)piperazine-1-carboxylate

Please enquire for price & pack size

Out of Stock

CAS No.

Mol F.

: C14H22N4O3

Mol W.

: 294.35

Cat No.

: SA40433

Impurities, Rosuvastatin

tert-Butyl 6-Chloro-(R)-hydroxy-3-oxohexanoate

$150.00 25 mg

Out of Stock

CAS No.

: 404958-08-3

Mol F.

: C10H17ClO4

Mol W.

: 236.69

Cat No.

: SA12152

Cetirizine, Impurities

tert-Butyl Cetirizine

Please enquire for price & pack size

Out of Stock

CAS No.

: 335017-46-4

Mol F.

: C₂₅H₃₃ClN₂O₃

Mol W.

: 444.99

Cat No.

: SA13512

Impurities, Terbinafine

tert-Butylethyne

Please enquire for price & pack size

Out of Stock

CAS No.

: 917-92-0

Mol F.

: C6H10

Mol W.

: 82.14

Cat No.

: SA25714

Impurities, Testosterone

Testosterone Cypionate

Please enquire for price & pack size

Out of Stock

CAS No.

: 58-20-8

Mol F.

: C27H40O3

Mol W.

: 412.61

Cat No.

: SA16220

Dapagliflozin, Impurities

Tetraacetate Bromo Dapagliflozin

Please enquire for price & pack size

Out of Stock

CAS No.

: 1807632-96-7

Mol F.

: C29H33BrO10

Mol W.

: 621.48

Cat No.

: SA15065

Dapagliflozin, Impurities

Tetraacetate Deschloro Dapagliflozin

Please enquire for price & pack size

Out of Stock

CAS No.

: 2437569-58-7

Mol F.

: C29H34O10

Mol W.

: 542.58

Cat No.

: SA15066

Dapagliflozin, Impurities

Tetraacetate o-Bromo Dapagliflozin

Please enquire for price & pack size

Out of Stock

CAS No.

Mol F.

: C29H33BrO10

Mol W.

: 621.47

Cat No.

: SA15068

Dapagliflozin, Impurities

Tetraacetate o-Chloro Dapagliflozin

Please enquire for price & pack size

Out of Stock

CAS No.

Mol F.

: C29H33ClO10

Mol W.

: 577

Cat No.

: SA15067

Empagliflozin, Impurities

Tetrahydrofuran-3-yl 4-hydroxybutanoate

Please enquire for price & pack size

Out of Stock

CAS No.

Mol F.

: C8H14O4

Mol W.

: 174.19

Cat No.

: SA15147

Deferasirox, Impurities

Tetrasalicylide

Please enquire for price & pack size

Out of Stock

CAS No.

: 6543-57-3

Mol F.

: C28H16O8

Mol W.

: 480.42

Cat No.

: SA25113

Bosentan, Impurities

Tezosentan

Please enquire for price & pack size

Out of Stock

CAS No.

: 180384-57-0

Mol F.

: C27H27N9O6S

Mol W.

: 605.63

Cat No.

: SA28606

Diazepam, Impurities

Thionordiazepam

Please enquire for price & pack size

Out of Stock

CAS No.

: NA

Mol F.

: C15H11ClN2S

Mol W.

: 286.77999999999997

Cat No.

: SA20508

Impurities, Levothyroxine

Thyroxine

Please enquire for price & pack size

Out of Stock

CAS No.

: 51-48-9

Mol F.

: C15H11I4NO4

Mol W.

: 776.87

Cat No.

: SA24729

Impurities, Tibolone

Tibolone

Please enquire for price & pack size

Out of Stock

CAS No.

: 5630-53-5

Mol F.

: C21H28O2

Mol W.

: 312.44

Cat No.

: SA21905

Impurities, Tibolone

Tibolone EP impurity D

Please enquire for price & pack size

Out of Stock

CAS No.

: 32297-45-3

Mol F.

: C21H28O2

Mol W.

: 312.45

Cat No.

: SA21903

Impurities, Ticagrelor

Ticagrelor (1S)-Epimer

Please enquire for price & pack size

Out of Stock

CAS No.

: 2435586-40-4

Mol F.

: C23H28F2N6O4S

Mol W.

: 522.57

Cat No.

: SA32501

Impurities, Ticagrelor

Ticagrelor (2R)-Epimer

Please enquire for price & pack size

Out of Stock

CAS No.

: 2056269-94-2

Mol F.

: C23H28F2N6O4S

Mol W.

: 522.57

Cat No.

: SA32502

Impurities, Ticagrelor

Ticagrelor Acetate

Please enquire for price & pack size

Out of Stock

CAS No.

: 1616703-93-5

Mol F.

: C25H30F2N6O5S

Mol W.

: 564.6

Cat No.

: SA32503

Impurities, Ticagrelor

Ticagrelor Acetonide

Please enquire for price & pack size

Out of Stock

CAS No.

: 274693-26-4

Mol F.

: C26H32F2N6O4S

Mol W.

: 562.63

Cat No.

: SA32504

Impurities, Ticagrelor

Ticagrelor Deshydroxyethyl Impurity

Please enquire for price & pack size

Out of Stock

CAS No.

: 220347-05-7

Mol F.

: C21H24F2N6O3S

Mol W.

: 478.52

Cat No.

: SA32505

Impurities, Ticagrelor

Ticagrelor IP Impurity A

Please enquire for price & pack size

Out of Stock

CAS No.

: 1251765-07-7

Mol F.

: C14H22N6O4S

Mol W.

: 370.43

Cat No.

: SA32507

Impurities, Ticagrelor

Ticagrelor IP Impurity B

Please enquire for price & pack size

Out of Stock

CAS No.

: 1788033-05-5

Mol F.

: C23H28F2N6O4S

Mol W.

: 522.57

Cat No.

: SA32508

Impurities, Tigecycline

Tigecycline

Please enquire for price & pack size

Out of Stock

CAS No.

: 220620-09-7

Mol F.

: C29H39N5O8

Mol W.

: 585.66

Cat No.

: SA48900

Impurities, Timolol

Timolol EP Impurity J

Please enquire for price & pack size

Out of Stock

CAS No.

: NA

Mol F.

: C16H32N4O4S

Mol W.

: 376.51

Cat No.

: SA23209

Impurities, Tiotropium

Tiotropium EP Impurity A

$80.00 25 mg

Out of Stock

CAS No.

: 4746-63-8

Mol F.

: C10H8O3S2

Mol W.

: 240.3

Cat No.

: SA11701