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, Levothyroxine

Levothyroxine Hydroxyphenoxy Aldehyde Impurity

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 2828-49-1

Mol F.

: C13H8I2O3

Mol W.

: 466.01

Cat No.

: SA24715

Impurities, Levothyroxine

Levothyroxine Ethyl Ester

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 76353-71-4

Mol F.

: C17H15I4NO4

Mol W.

: 804.92

Cat No.

: SA24714

Impurities, Levothyroxine

Levothyroxine EP Impurity K

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 5817-39-0

Mol F.

: C15H12I3NO4

Mol W.

: 650.97

Cat No.

: SA24713

Impurities, Levothyroxine

Levothyroxine EP Impurity J

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 4604-41-5

Mol F.

: C15H13I2NO4

Mol W.

: 525.08000000000004

Cat No.

: SA24712

Impurities, Levothyroxine

Levothyroxine EP Impurity I

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 2016-06-0

Mol F.

: C13H6I4O3

Mol W.

: 717.8

Cat No.

: SA24711

Impurities, Levothyroxine

Levothyroxine EP Impurity H

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 2055-97-2

Mol F.

: C13H6I4O4

Mol W.

: 733.8

Cat No.

: SA24710

Impurities, Levothyroxine

Levothyroxine EP Impurity F

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 911661-90-0

Mol F.

: C21H13I6NO5

Mol W.

: 1120.76

Cat No.

: SA24709

Impurities, Levothyroxine

Levothyroxine EP Impurity E

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 1041-01-6

Mol F.

: C15H13I2NO4

Mol W.

: 525.08000000000004

Cat No.

: SA24708

Impurities, Levothyroxine

Levothyroxine EP Impurity D

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 67-30-1

Mol F.

: C14H8I4O4

Mol W.

: 747.83

Cat No.

: SA24707

Impurities, Levothyroxine

Levothyroxine EP Impurity C

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 51-24-1

Mol F.

: C14H9I3O4

Mol W.

: 621.92999999999995

Cat No.

: SA24706

Impurities, Levothyroxine

Levothyroxine EP Impurity B

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 1628720-66-0

Mol F.

: C15H11ClI3NO4

Mol W.

: 685.42

Cat No.

: SA24705

Impurities, Levothyroxine

Levothyroxine EP Impurity A

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 6893-02-3

Mol F.

: C15H12I3NO4

Mol W.

: 650.97

Cat No.

: SA24704

Impurities, Levothyroxine

Levothyroxine D-Isomer

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 51-49-0

Mol F.

: C15H11I4NO4

Mol W.

: 776.87

Cat No.

: SA24703

Impurities, Levothyroxine

Levothyroxine beta-Hydroxy Impurity

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 107849-54-7

Mol F.

: C15H11I4NO5

Mol W.

: 792.87

Cat No.

: SA24702

Impurities, Levothyroxine

Levothyroxine Acetamide Impurity

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 176258-88-1

Mol F.

: C14H9I4NO3

Mol W.

: 746.84

Cat No.

: SA24701

Impurities, Levothyroxine

Levothyroxine N-Acetyl Impurity

Please enquire for price & pack size

In Stock

CAS No.

: 26041-51-0

Mol F.

: C17H13I4NO5

Mol W.

: 818.91

Cat No.

: SA24700

Impurities, Nitrosamine, Propranolol

N-Nitroso Propranolol

Please enquire for price & pack size

In Stock

CAS No.

: 84418-35-9

Mol F.

: C16H20N2O3

Mol W.

: 288.34

Cat No.

: SA24617

Impurities, Propranolol

Propranolol Beta Naphthol Epoxide Impurity

Please enquire for price & pack size

In Stock

CAS No.

: NA

Mol F.

: C13H12O2

Mol W.

: 200.23

Cat No.

: SA24616

Impurities, Propranolol

RS-12:1-[(1-Methylethyl) amino]-3-(2-naphthalenyloxy)-2-propanol

Please enquire for price & pack size

In Stock

CAS No.

: NA

Mol F.

: C16H21NO2

Mol W.

: 259.34

Cat No.

: SA24615

Impurities, Propranolol

β-Naphthol

Please enquire for price & pack size

In Stock

CAS No.

: 135-19-3

Mol F.

: C10H8O

Mol W.

: 144.173

Cat No.

: SA24614

Impurities, Propranolol

Naphthalene

Please enquire for price & pack size

In Stock

CAS No.

: 91-20-3

Mol F.

: C10H8

Mol W.

: 128.17

Cat No.

: SA24613

Impurities, Propranolol

Propranolol ethyl Amine Impurity

Please enquire for price & pack size

In Stock

CAS No.

: NA

Mol F.

: C15H19NO2

Mol W.

: 245.32

Cat No.

: SA24612

Impurities, Propranolol

1-Naphthol

Please enquire for price & pack size

In Stock

CAS No.

: 90-15-3

Mol F.

: C₁₀H₈O

Mol W.

: 144.16999999999999

Cat No.

: SA24611

Impurities, Propranolol

1-[2-Hydroxy-3-(1-naphthalenyloxy)propyl]-2,5-pyrrolidinedione

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 345931-85-3

Mol F.

: C17H17NO4

Mol W.

: 299.32

Cat No.

: SA24610

Impurities, Propranolol

Propranolol Epoxide impurity

Please enquire for price & pack size

In Stock

CAS No.

: 2461-42-9

Mol F.

: C13H12O2

Mol W.

: 200.23

Cat No.

: SA24609

Impurities, Propranolol

Propranolol Azide impurity

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 87102-64-5

Mol F.

: C13H13N3O2

Mol W.

: 243.26

Cat No.

: SA24608

Impurities, Propranolol

rac 7-Methoxy Propranolol

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 76275-53-1

Mol F.

: C17H23NO3

Mol W.

: 289.37

Cat No.

: SA24607

Impurities, Propranolol

Propranolol 5-Hydroxy Impurity

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 62117-35-5

Mol F.

: C16H21NO3

Mol W.

: 275.33999999999997

Cat No.

: SA24606

Impurities, Propranolol

Propranolol 7-Hydroxy Impurity

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 81907-81-5

Mol F.

: C16H21NO3

Mol W.

: 275.33999999999997

Cat No.

: SA24605

Impurities, Propranolol

Propranolol N-Desisopropyl Impurity

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 62618-09-1

Mol F.

: C13H16ClNO2

Mol W.

: 253.72

Cat No.

: SA24604

Impurities, Propranolol

Propranolol EP Impurity A

Please enquire for price & pack size

In Stock

CAS No.

: 36112-95-5

Mol F.

: C13H14O3

Mol W.

: 218.25

Cat No.

: SA24603

Impurities, Propranolol

Propranolol EP Impurity B

Please enquire for price & pack size

In Stock

CAS No.

: 83314-78-7

Mol F.

: C29H33NO4

Mol W.

: 459.57

Cat No.

: SA24602

Impurities, Propranolol

Propranolol Chloro impurity

Please enquire for price & pack size

In Stock

CAS No.

: 112805-69-3

Mol F.

: C13H13ClO2

Mol W.

: 236.69

Cat No.

: SA24601

Impurities, Propranolol

Propranolol EP Impurity C

Please enquire for price & pack size

In Stock

CAS No.

: 17216-10-3

Mol F.

: C23H20O3

Mol W.

: 344.4

Cat No.

: SA24600

Bumetanide, Impurities

Piretanide

$350.00 25 mg

PLEASE ENQUIRE

CAS No.

: 55837-27-9

Mol F.

: C17H18N2O5S

Mol W.

: 362.4

Cat No.

: SA24409

Bumetanide, Impurities

Ethacrynic Acid Mercapturate (Mixture of diastereomers)

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 54546-23-5

Mol F.

: C18H21Cl2NO7S

Mol W.

: 466.33

Cat No.

: SA24408

Bumetanide, Impurities

Ethacrynic Acid L-Cysteine Adduct

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 51246-37-8

Mol F.

: C16H19Cl2NO6S

Mol W.

: 424.3

Cat No.

: SA24407

Bumetanide, Impurities

4-Chloro-3-nitro-5-sulfamoylbenzoic Acid

$100.00 25 mg

In Stock

CAS No.

: 22892-96-2

Mol F.

: C7H5ClN2O6S

Mol W.

: 280.64

Cat No.

: SA24406

Bumetanide, Impurities

N-Desbutyl-N-propyl Bumetanide

$250.00 25 mg

In Stock

CAS No.

: 28395-28-0

Mol F.

: C16H18N2O5S

Mol W.

: 350.39

Cat No.

: SA24405

Bumetanide, Impurities

Bumetanide

$100.00 25 mg

PLEASE ENQUIRE

CAS No.

: 28395-03-1

Mol F.

: C17H20N2O5S

Mol W.

: 364.42

Cat No.

: SA24404

Bumetanide, Impurities

Bumetanide EP Impurity D

$250.00 25 mg

In Stock

CAS No.

: 153012-65-8

Mol F.

: C21H28N2O5S

Mol W.

: 420.52

Cat No.

: SA24403

Bumetanide, Impurities

Bumetanide EP Impurity C

$180.00 25 mg

In Stock

CAS No.

: 32643-00-8

Mol F.

: C21H28N2O5S

Mol W.

: 420.52

Cat No.

: SA24402

Bumetanide, Impurities

Bumetanide EP Impurity B

$150.00 25 mg

In Stock

CAS No.

: 28328-54-3

Mol F.

: C13H12N2O5S

Mol W.

: 308.31

Cat No.

: SA24401

Bumetanide, Impurities

Bumetanide EP Impurity A

$100.00 25 mg

In Stock

CAS No.

: 28328-53-2

Mol F.

: C13H10N2O7S

Mol W.

: 338.29

Cat No.

: SA24400

Impurities, Milnacipran

Milnacipran EP Impurity M

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 871100-19-5

Mol F.

: C11H13NO2

Mol W.

: 191.23

Cat No.

: SA24312

Impurities, Milnacipran

Milnacipran EP Impurity L

Please enquire for price & pack size

In Stock

CAS No.

: 153275-06-0

Mol F.

: C₁₁H₁₁NO

Mol W.

: 173.21

Cat No.

: SA24311

Impurities, Milnacipran

Milnacipran EP Impurity K

Please enquire for price & pack size

In Stock

CAS No.

: 1575529-05-3

Mol F.

: C38H46N4O4

Mol W.

: 622.79

Cat No.

: SA24310

Impurities, Milnacipran

Milnacipran EP Impurity J

Please enquire for price & pack size

In Stock

CAS No.

: 1100753-09-0

Mol F.

: C23H24N2O3

Mol W.

: 376.45

Cat No.

: SA24309

Impurities, Milnacipran

Milnacipran EP Impurity I

Please enquire for price & pack size

In Stock

CAS No.

: 1575528-97-0

Mol F.

: C23H26N2O4

Mol W.

: 394.46

Cat No.

: SA24308

Impurities, Milnacipran

Milnacipran EP Impurity H

Please enquire for price & pack size

In Stock

CAS No.

: 1575528-93-6

Mol F.

: C24H29N3O3

Mol W.

: 407.5

Cat No.

: SA24307

Impurities, Milnacipran

Milnacipran EP Impurity G

Please enquire for price & pack size

In Stock

CAS No.

: 1353644-49-1

Mol F.

: C15H21NO2

Mol W.

: 247.33

Cat No.

: SA24306

Impurities, Milnacipran

Milnacipran EP Impurity F

Please enquire for price & pack size

PLEASE ENQUIRE

CAS No.

: 63106-93-4

Mol F.

: C₁₁H₁₀O₂

Mol W.

: 174.2

Cat No.

: SA24305