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

Impurities, Tiotropium

Tropenol hydrochloride

$80.00 25 mg

In Stock

CAS No.

: 99709-24-7

Mol F.

: C8H14ClNO

Mol W.

: 175.65

Cat No.

: SA11714

Impurities, Tiotropium

(−)-Scopolamine hydrobromide trihydrate

$100.00 25 mg

In Stock

CAS No.

: 6533-68-2

Mol F.

: C17H28BrNO7

Mol W.

: 438.31

Cat No.

: SA11713

Impurities, Tiotropium

Iso Tiotropium Bromide

$350.00 25 mg

In Stock

CAS No.

: 136431-94-2

Mol F.

: C19H22BrNO4S2

Mol W.

: 472.42

Cat No.

: SA11712

Impurities, Tiotropium

Tiotropium EP Impurity K

$350.00 25 mg

In Stock

CAS No.

Mol F.

: C19H19NO5S2

Mol W.

: 405.49

Cat No.

: SA11711

Impurities, Tiotropium

Tiotropium Impurity J Iodo

$950.00 25 mg

In Stock

CAS No.

Mol F.

: C19H22ClNO3IS2

Mol W.

: 537.87

Cat No.

: SA11710

Impurities, Tiotropium

Tiotropium EP Impurity I

$750.00 25 mg

In Stock

CAS No.

: 136521-48-7

Mol F.

: C19H22BrNO4S2

Mol W.

: 472.42

Cat No.

: SA11709

Impurities, Tiotropium

Tiotropium EP Impurity H

$195.00 25 mg

In Stock

CAS No.

: 845870-40-8

Mol F.

: C9H16BrNO2

Mol W.

: 250.13

Cat No.

: SA11708

Impurities, Tiotropium

Tiotropium EP Impurity G

$195.00 25 mg

In Stock

CAS No.

: 1508-46-9

Mol F.

: C9H16NBrO2

Mol W.

: 250.13

Cat No.

: SA11707

Impurities, Tiotropium

Tiotropium EP Impurity F

$70.00 25 mg

In Stock

CAS No.

: 704-38-1

Mol F.

: C9H6OS2

Mol W.

: 194.27

Cat No.

: SA11706

Impurities, Tiotropium

Tiotropium EP Impurity E

$80.00 25 mg

In Stock

CAS No.

: 26447-85-8

Mol F.

: C11H10O3S2

Mol W.

: 254.33

Cat No.

: SA11705

Impurities, Tiotropium

Tiotropium EP Impurity D

$150.00 25 mg

In Stock

CAS No.

: 136310-66-2

Mol F.

: C18H19NO3S2

Mol W.

: 361.48

Cat No.

: SA11704

Impurities, Tiotropium

Tiotropium Bromide EP Impurity C

$195.00 25 mg

In Stock

CAS No.

: 136310-95-7

Mol F.

: C19H22NBrO3S2

Mol W.

: 456.42

Cat No.

: SA11703

Impurities, Tiotropium

Tiotropium EP Impurity B

$100.00 25 mg

In Stock

CAS No.

: 136310-64-0

Mol F.

: C18H19NO4S2

Mol W.

: 377.48

Cat No.

: SA11702

Impurities, Tiotropium

Tiotropium EP Impurity A

$80.00 25 mg

PLEASE ENQUIRE

CAS No.

: 4746-63-8

Mol F.

: C10H8O3S2

Mol W.

: 240.3

Cat No.

: SA11701

Clotrimazole, Impurities

Des Imidazole 1-pyrazole

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 289905-88-0

Mol F.

: C22H17ClN2

Mol W.

: 344.84

Cat No.

: SA11616

Clotrimazole, Impurities

Clotrimazole EP Impurity F

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 15469-97-3

Mol F.

: C22H18N2

Mol W.

: 310.39

Cat No.

: SA11615

Clotrimazole

Clotrimazole EP Impurity E

Please enquire for price & pack size

In Stock

CAS No.

: 5162-03-8

Mol F.

: C13H9ClO

Mol W.

: 216.66

Cat No.

: SA11614

Clotrimazole, Impurities

Clotrimazole EP Impurity D

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 288-32-4

Mol F.

: C3H4N2

Mol W.

: 68.08

Cat No.

: SA11613

Clotrimazole, Impurities

Clotrimazole EP Impurity C

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 42074-68-0

Mol F.

: C19H14Cl2

Mol W.

: 313.22

Cat No.

: SA11612

Clotrimazole, Impurities

2-methyl-1H-imidazole Clotrimazole

Please enquire for price & pack size

In Stock

CAS No.

: 98751-53-2

Mol F.

: C23H19ClN2

Mol W.

: 358.86

Cat No.

: SA11611

Clotrimazole, Impurities

4-methyl-1H-imidazole Clotrimazole

Please enquire for price & pack size

In Stock

CAS No.

Mol F.

: C23H19ClN2

Mol W.

: 358.86

Cat No.

: SA11610

Clotrimazole, Impurities

1-(Methoxymethyl)-1H-imidazole

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 20075-26-7

Mol F.

: C5H8N2O

Mol W.

: 112.13

Cat No.

: SA11609

Clotrimazole, Impurities

Clotrimazole EP Impurity B

Please enquire for price & pack size

In Stock

CAS No.

: 23593-71-7

Mol F.

: C22H17ClN2

Mol W.

: 344.84

Cat No.

: SA11608

Clotrimazole, Impurities

4-Chlorotrityl chloride

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 27023-37-6

Mol F.

: C19H14Cl2

Mol W.

: 313.22

Cat No.

: SA11607

Clotrimazole, Impurities

3-Chlorotrityl chloride

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 59154-29-9

Mol F.

: C19H14Cl2

Mol W.

: 313.22

Cat No.

: SA11606

Clotrimazole, Impurities

(4-Chlorophenyl)diphenylmethanol

Please enquire for price & pack size

In Stock

CAS No.

: 6922-89-0

Mol F.

: C19H15ClO

Mol W.

: 294.77

Cat No.

: SA11605

Clotrimazole, Impurities

(3-Chlorophenyl)diphenylmethanol

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 29647-82-3

Mol F.

: C19H15ClO

Mol W.

: 294.77

Cat No.

: SA11604

Clotrimazole, Impurities

1-chloro-2-(dichloromethyl)benzene

Please enquire for price & pack size

Limited Stock

CAS No.

: 88-66-4

Mol F.

: C7H5Cl3

Mol W.

: 195.46

Cat No.

: SA11603

Clotrimazole, Impurities

3-Chlorobenzotrichloride

Please enquire for price & pack size

In Stock

CAS No.

: 2136-81-4

Mol F.

: C7H4Cl4

Mol W.

: 229.92

Cat No.

: SA11602

Clotrimazole, Impurities

Clotrimazole EP Impurity A

Please enquire for price & pack size

In Stock

CAS No.

: 66774-02-5

Mol F.

: C19H15ClO

Mol W.

: 294.77

Cat No.

: SA11601

Celecoxib, Impurities

Hydroxy Methyl Celecoxib

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 170571-00-3

Mol F.

: C₁₇H₁₄F₃N₃O₃S

Mol W.

: 397.37

Cat No.

: SA11311

Celecoxib, Impurities

Desmethyl Celecoxib

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 170569-87-6

Mol F.

: C₁₆H₁₂F₃N₃O₂S

Mol W.

: 367.35

Cat No.

: SA11310

Celecoxib, Impurities

Dehydroxy Bromocelecoxib

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 170570-75-9

Mol F.

: C₁₇H₁₃BrF₃N₃O₂S

Mol W.

: 460.27

Cat No.

: SA11309

Celecoxib, Impurities

Celecoxib Methyl Ester

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 1189893-75-1

Mol F.

: C₁₈H₁₄F₃N₃O₄S

Mol W.

: 425.38

Cat No.

: SA11308

Celecoxib, Impurities

Celecoxib Carboxylic Acid

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 170571-01-4

Mol F.

: C₁₇H₁₂F₃N₃O₄S

Mol W.

: 411.36

Cat No.

: SA11307

Celecoxib, Impurities

Celecoxib EP Impurity B

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 331943-04-5

Mol F.

: C17H14F3N3O2S

Mol W.

: 381.37

Cat No.

: SA11306

Celecoxib, Impurities

Celecoxib EP Impurity A

Please enquire for price & pack size

In Stock

CAS No.

: 170570-01-1

Mol F.

: C17H14F3N3O2S

Mol W.

: 381.37

Cat No.

: SA11305

Celecoxib, Impurities

Celecoxib benzylic hydroxy impurity

Please enquire for price & pack size

Limited Stock

CAS No.

: 1061214-09-2

Mol F.

: C17H15F3N2O3S

Mol W.

: 384.37

Cat No.

: SA11304

Celecoxib, Impurities

Celecoxib Schiff’s Base Analog

Please enquire for price & pack size

In Stock

CAS No.

Mol F.

: C15H17N3O2S

Mol W.

: 303.38

Cat No.

: SA11303

Celecoxib, Impurities

2,4-Dimethyl Celecoxib

$145.00 25 mg

In Stock

CAS No.

: 170570-09-9

Mol F.

: C18H16F3N3O2S

Mol W.

: 395.4

Cat No.

: SA11302

Celecoxib, Impurities

3-(Trifluoromethyl)-5-p-tolyl-1H-pyrazole

Please enquire for price & pack size

In Stock

CAS No.

: 219986-64-8

Mol F.

: C11H9F3N2

Mol W.

: 226.2

Cat No.

: SA11301

Celecoxib, Impurities

Celecoxib

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 169590-42-5

Mol F.

: C₁₇H₁₄F₃N₃O₂S

Mol W.

: 381.37

Cat No.

: SA11300

Hydrochlorothiazide, Impurities, Nitrosamine

N-Nitroso Hydrochlorothiazide

Please enquire for price & pack size

In Stock

CAS No.

: 63779-86-2

Mol F.

: C7H7ClN4O5S2

Mol W.

: 326.74

Cat No.

: SA11208

Hydrochlorothiazide, Impurities

7-Sulfonamido-N-hydroxymethyl Hydrochlorothiazide

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 2958-18-1

Mol F.

: C₈H₁₀ClN₃O₅S₂

Mol W.

: 327.77

Cat No.

: SA11207

Hydrochlorothiazide, Impurities

N4-Hydroxymethyl Hydrochlorothiazide

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 1216599-78-8

Mol F.

: C₈H₁₀ClN₃O₅S₂

Mol W.

: 327.77

Cat No.

: SA11206

Hydrochlorothiazide

Benzylhydrochlorothiazide

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 1824-50-6

Mol F.

: C₁₄H₁₄ClN₃O₄S₂

Mol W.

: 387.86

Cat No.

: SA11205

Hydrochlorothiazide

Hydrochlorothiazide EP Impurity B

Please enquire for price & pack size

In Stock

CAS No.

: 121-30-2

Mol F.

: C₆H₈ClN₃O₄S₂

Mol W.

: 285.73

Cat No.

: SA11204

Hydrochlorothiazide

Hydrochlorothiazide EP Impurity A

Please enquire for price & pack size

In Stock

CAS No.

: 58-94-6

Mol F.

: C7H6ClN3O4S2

Mol W.

: 295.73

Cat No.

: SA11203

Hydrochlorothiazide, Impurities

Hydrochlorothiazide EP Impurity C

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 402824-96-8

Mol F.

: C₁₅H₁₆Cl₂N₆O₈S₄

Mol W.

: 607.49

Cat No.

: SA11202

Hydrochlorothiazide, Impurities

Hydrochlorothiazide 5-Chloro Impurity

Please enquire for price & pack size

In Stock

CAS No.

: 5233-42-1

Mol F.

: C7H7Cl2N3O4S2

Mol W.

: 332.18

Cat No.

: SA11201

Hydrochlorothiazide, Impurities

Hydrochlorothiazide

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 58-93-5

Mol F.

: C₇H₈ClN₃O₄S₂

Mol W.

: 297.74

Cat No.

: SA11200

Impurities, Irganox

Diethylene glycol adipate

Please enquire for price & pack size

In Stock

CAS No.

: 117197-81-6

Mol F.

: C10H18O6

Mol W.

: 234.25

Cat No.

: SA11108