Home / Products

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

Aminocaproic Acid, Impurities

6-Aminohexanoic Acid Trimer Impurity

Please enquire for price & pack size

In Stock

CAS No.

: 5776-78-3

Mol F.

: C18H35N3O4

Mol W.

: 357.49

Cat No.

: SA22601

Aminocaproic Acid, Impurities

6-Aminohexanoic Acid Dimer Impurity

Please enquire for price & pack size

In Stock

CAS No.

: 2014-58-6

Mol F.

: C12H24N2O3

Mol W.

: 244.33

Cat No.

: SA22600

Impurities, Nintedanib, Nitrosamine

Nintedanib Nitroso Impurity 2

Please enquire for price & pack size

In Stock

CAS No.

: 2490403-92-2

Mol F.

: C13H17N5O4

Mol W.

: 307.3

Cat No.

: SA22532

Impurities, Nintedanib

N-Desmethyl Nintedanib

Please enquire for price & pack size

In Stock

CAS No.

: 334951-61-0

Mol F.

: C30H31N5O4

Mol W.

: 525.6

Cat No.

: SA22531

Impurities, Nintedanib, Nitrosamine

Nintedanib Nitroso Impurity 1

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

Mol F.

: C31H32N6O5

Mol W.

: 568.62

Cat No.

: SA22530

Impurities, Nintedanib, Nitrosamine

N-Nitroso-N-Desmethylnintedanib

$295.00 25 mg

In Stock

CAS No.

Mol F.

: C30H30N6O5

Mol W.

: 554.6

Cat No.

: SA22529

Impurities, Nintedanib

Nintedanib Piperazinyl N’- oxide

$245.00 25 mg

PLEASE ENQUIRE

CAS No.

Mol F.

: C31H35N5O5

Mol W.

: 557.64

Cat No.

: SA22528

Impurities, Nintedanib

5-Carboxymethyl Desmethyl Acetamido Nintedanib

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

Mol F.

: C30H31N5O4

Mol W.

: 525.6

Cat No.

: SA22527

Impurities, Nintedanib

Nintedanib N-Acyl Ethoxy Enolindole

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 1175365-43-1

Mol F.

: C21H19NO5

Mol W.

: 365.38

Cat No.

: SA22526

Impurities, Nintedanib

Desmethyl Nintedanib

Please enquire for price & pack size

In Stock

CAS No.

: 894783-61-0

Mol F.

: C30H31N5O4

Mol W.

: 525.6

Cat No.

: SA22525

Impurities, Nintedanib

Nintedanib N-Acyl Oxindole

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 676326-36-6

Mol F.

: C12H11NO4

Mol W.

: 233.22

Cat No.

: SA22524

Impurities, Nintedanib

Nintedanib ethyl ester impurity

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

Mol F.

: C32H35N5O4

Mol W.

: 553.66

Cat No.

: SA22523

Impurities, Nintedanib

Nintedanib Ethoxy Enolindole

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 656247-19-7

Mol F.

: C19H17NO4

Mol W.

: 323.3

Cat No.

: SA22522

Impurities, Nintedanib

Nintedanib N, N-Dimethyl Amine

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 2454314-41-9

Mol F.

: C19H18N2O3

Mol W.

: 322.4

Cat No.

: SA22521

Impurities, Nintedanib

1,3-Dimethyl 2-[4-(methoxycarbonyl)-2-nitrophenyl]propanedioate

Please enquire for price & pack size

In Stock

CAS No.

: 1160293-27-5

Mol F.

: C13H13NO8

Mol W.

: 311.24

Cat No.

: SA22520

Impurities, Nintedanib

Dimethyl 2-(3-amino-4-(methoxycarbonyl)phenyl)malonate

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

Mol F.

: C13H15NO6

Mol W.

: 281.26

Cat No.

: SA22519

Impurities, Nintedanib

Nintedanib Acetamide Impurity; N-(4-aminophenyl)-2-(4-methylpiperazin-1-yl)acetamide

$175.00 50 mg

In Stock

CAS No.

: 262368-25-2

Mol F.

: C13H20N4O

Mol W.

: 248.32

Cat No.

: SA22518

Impurities, Nintedanib

Nintedanib (E)-methyl 1-acetyl-3-(methoxy(phenyl)methylene)-2-oxoindoline-6-carboxylate

$180.00 50 mg

In Stock

CAS No.

: 1168152-07-5

Mol F.

: C20H17NO5

Mol W.

: 351.35

Cat No.

: SA22517

Impurities, Nintedanib

4-Chloro-3-nitrobenzoic acid methyl ester

$85.00 25 mg

PLEASE ENQUIRE

CAS No.

: 14719-83-6

Mol F.

: C8H6ClNO4

Mol W.

: 215.59

Cat No.

: SA22516

Impurities, Nintedanib

Methyl 2-oxoindole-6-carboxylate

$95.00 25 mg

In Stock

CAS No.

: 14192-26-8

Mol F.

: C10H9NO3

Mol W.

: 191.18

Cat No.

: SA22515

Impurities, Nintedanib

2-Chloro-N-methyl-N-(4-nitrophenyl)acetamide

$85.00 50 mg

In Stock

CAS No.

: 2653-16-9

Mol F.

: C9H9ClN2O3

Mol W.

: 228.63

Cat No.

: SA22514

Impurities, Nintedanib

N-(4-aminophenyl)-2-chloro-N-methylacetamide

$85.00 25 mg

In Stock

CAS No.

: 855860-75-2

Mol F.

: C₉H₁₁N₂OCl

Mol W.

: 198.64

Cat No.

: SA22513

Impurities, Nintedanib

Piperazine Nintedanib Dimer

$345.00 25 mg

In Stock

CAS No.

: 2410284-90-9

Mol F.

: C56H52N8O8

Mol W.

: 965.06

Cat No.

: SA22512

Impurities, Nintedanib

Nintedanib N-Acetyl Aniline Analog

$95.00 25 mg

In Stock

CAS No.

: 1139458-48-2

Mol F.

: C26H23N3O4

Mol W.

: 441.48

Cat No.

: SA22511

Impurities, Nintedanib

Nintedanib N-Methyl Aniline Analog

$185.00 25 mg

In Stock

CAS No.

: 1987887-92-2

Mol F.

: C24H21N3O3

Mol W.

: 399.44

Cat No.

: SA22510

Impurities, Nintedanib

Nintedanib N-Methyl Impurity

$345.00 25 mg

In Stock

CAS No.

Mol F.

: C32H35N5O4

Mol W.

: 553.65

Cat No.

: SA22509

Impurities, Nintedanib

(3E)-2,3-Dihydro-3-(methoxyphenylmethylene)-2-oxo-1H-Indole-6-carboxylic Acid Methyl Ester

$85.00 25 mg

In Stock

CAS No.

: 1168150-46-6

Mol F.

: C18H15NO4

Mol W.

: 309.31

Cat No.

: SA22508

Impurities, Nintedanib

N-(4-Aminophenyl)-N-methyl-2-(4-methylpiperazin-1-yl)acetamide

$85.00 25 mg

In Stock

CAS No.

: 262368-30-9

Mol F.

: C14H22N4O

Mol W.

: 262.35

Cat No.

: SA22507

Impurities, Nintedanib

(3E)-1-Acetyl-3-(ethoxyphenylmethylene)-2,3-dihydro-2-oxo-1H-indole-6-carboxylic Acid Methyl Ester

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 1168152-06-4

Mol F.

: C21H19NO5

Mol W.

: 365.38

Cat No.

: SA22506

Impurities, Nintedanib

Nintedanib Carboxylic Acid

Please enquire for price & pack size

In Stock

CAS No.

: 894783-71-2

Mol F.

: C30H31N5O4

Mol W.

: 525.6

Cat No.

: SA22505

Impurities, Nintedanib

Nintedanib Piperazinyl N,N’-Dioxide

$185.00 25 mg

In Stock

CAS No.

: 2734676-68-5

Mol F.

: C31H33N5O6

Mol W.

: 571.62

Cat No.

: SA22504

Impurities, Nintedanib

Nintedanib

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 656247-17-5

Mol F.

: C₃₁H₃₃N₅O₄

Mol W.

: 539.62

Cat No.

: SA22503

Nintedanib

Nintedanib Dimethyl Impurity

$195.00 25 mg

PLEASE ENQUIRE

CAS No.

: NA

Mol F.

: C15H24N4O

Mol W.

: 276.38

Cat No.

: SA22502

Nintedanib

Nintedanib Desmethyl

$98.00 25 mg

In Stock

CAS No.

: 2243384-71-4

Mol F.

: C13H20N4O

Mol W.

: 248.32

Cat No.

: SA22501

Impurities, Nintedanib

Nintedanib dimer

$185.00 25 mg

In Stock

CAS No.

: 2410284-89-6

Mol F.

: C22H30N6O2

Mol W.

: 410.51

Cat No.

: SA22500

Chlorthalidone, Impurities

Chlorthalidone

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 77-36-1

Mol F.

: C₁₄H₁₁ClN₂O₄S

Mol W.

: 338.77

Cat No.

: SA22411

Chlorthalidone, Impurities

Chlorthalidone Impurity J

Please enquire for price & pack size

In Stock

CAS No.

: 956-92-3

Mol F.

: C14H10ClNO2

Mol W.

: 259.69

Cat No.

: SA22410

Chlorthalidone, Impurities

Chlorthalidone Methyl ether

Please enquire for price & pack size

In Stock

CAS No.

: 96512-76-4

Mol F.

: C15H13ClN2O4S

Mol W.

: 352.79

Cat No.

: SA22409

Chlorthalidone, Impurities

Chlorthalidone Impurity I

Please enquire for price & pack size

In Stock

CAS No.

: 2514668-27-8

Mol F.

: C17H16ClNO5S

Mol W.

: 381.83

Cat No.

: SA22408

Chlorthalidone, Impurities

Chlorthalidone Impurity H

Please enquire for price & pack size

In Stock

CAS No.

: 2200280-98-2

Mol F.

: C17H17ClN2O4S

Mol W.

: 380.85

Cat No.

: SA22407

Chlorthalidone, Impurities

Chlorthalidone Impurity G

Please enquire for price & pack size

In Stock

CAS No.

: 16289-13-7

Mol F.

: C14H9Cl2NO2

Mol W.

: 294.13

Cat No.

: SA22406

Chlorthalidone, Impurities

Chlorthalidone Impurity F

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 1796929-84-4

Mol F.

: C28H19Cl2N3O8S2

Mol W.

: 660.5

Cat No.

: SA22405

Chlorthalidone, Impurities

Chlorthalidone Impurity E

Please enquire for price & pack size

In Stock

CAS No.

: 82875-49-8

Mol F.

: C14H11ClN2O3S

Mol W.

: 322.77

Cat No.

: SA22404

Chlorthalidone, Impurities

Chlorthalidone Impurity D

Please enquire for price & pack size

In Stock

CAS No.

: 1369588-00-0 (monohydrate); 1369995-36-7(anhydrate)

Mol F.

: C16H15ClN2O4S

Mol W.

: 366.82

Cat No.

: SA22403

Chlorthalidone, Impurities

Chlorthalidone Impurity C

Please enquire for price & pack size

In Stock

CAS No.

: 92874-73-2

Mol F.

: C₁₆H₁₄ClNO₅S

Mol W.

: 367.8

Cat No.

: SA22402

Chlorthalidone, Impurities

Chlorthalidone Impurity B

Please enquire for price & pack size

In Stock

CAS No.

: 5270-74-6

Mol F.

: C14H10ClNO5S

Mol W.

: 339.75

Cat No.

: SA22401

Chlorthalidone, Impurities

Chlorthalidone Impurity A

Please enquire for price & pack size

Limited Stock

CAS No.

: 345930-32-7

Mol F.

: C14H9ClO6S

Mol W.

: 340.74

Cat No.

: SA22400

Impurities, Lamivudine

Lamivudine N-Hydroxymethyl Impurity

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 1904611-13-7

Mol F.

: C9H13N3O4S

Mol W.

: 259.3

Cat No.

: SA22325

Impurities, Lamivudine

Lamivudine Resolution Mixture A

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

Mol F.

: C8H11N3O3S

Mol W.

: 229.26

Cat No.

: SA22324

Impurities, Lamivudine

Lamivudine EP Impurity B (Enantiomer Mixture)

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 141434-39-1

Mol F.

: C8H11N3O3S

Mol W.

: 229.26

Cat No.

: SA22323

Impurities, Lamivudine

(±)-Trans-lamivudine (Mixture of Diastereomers)

Please enquire for price & pack size

Limited Stock

CAS No.

: 141434-39-1

Mol F.

: C8H11N3O3S

Mol W.

: 229.3

Cat No.

: SA22322

Impurities, Lamivudine

4-Amino-1-(2-(hydroxymethyl)-1,3-oxathiolan-5-yl)pyrimidin-2(1H)-one

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: NA

Mol F.

: C8H11N3O3S

Mol W.

: 229.26

Cat No.

: SA22321