Displaying 32 results for

levothyroxine

PA 12 15020

Levothyroxine - Impurity B

3-Chloro Thyroxine


  • Catalogue No.:PA 12 15020

  • CAS :

    1628720-66-0

  • Molecular Formula : C15H11ClI3NO4

  • Molecular Weight : 685.42

PA 12 15030

Levothyroxine - Impurity C

Triiodothyroacetic Acid


  • Catalogue No.:PA 12 15030

  • CAS :

    51-24-1

  • Molecular Formula : C14H9I3O4

  • Molecular Weight : 621.93

PA 12 15040

Levothyroxine - Impurity D

Tetraiodothyroacetic Acid


  • Catalogue No.:PA 12 15040

  • CAS :

    67-30-1

  • Molecular Formula : C14H8I4O4

  • Molecular Weight : 747.83

PA 12 15080

Levothyroxine - Impurity H

Levothyroxine Benzoic Acid Impurity


  • Catalogue No.:PA 12 15080

  • CAS :

    2055-97-2

  • Molecular Formula : C13H6I4O4

  • Molecular Weight : 733.80

PA 12 15090

Levothyroxine - Impurity I

Levothyroxine Benzaldehyde Impurity


  • Catalogue No.:PA 12 15090

  • CAS :

    2016-06-0

  • Molecular Formula : C13H6I4O4

  • Molecular Weight : 717.80

PA 12 15560

Levothyroxine - Impurity G

O-Methyl Tetraiodothyroethylamine


  • Catalogue No.:PA 12 15560

  • CAS :

    NA

  • Molecular Formula : C15H13I4NO2

  • Molecular Weight : 746.89

PA 12 15690

Levothyroxine Acetamide Impurity

Levothyroxine Acetamide Impurity


  • Catalogue No.:PA 12 15690

  • CAS :

    176258-88-1

  • Molecular Formula : C14H9I4NO3

  • Molecular Weight : 746.84

PA 12 15700

3,5,3',5'-Tetraiodo Thyromandelic Acid

3,5,3',5'-Tetraiodo Thyromandelic Acid


  • Catalogue No.:PA 12 15700

  • CAS :

    93647-48-4

  • Molecular Formula : C14H8I4O5

  • Molecular Weight : 763.83

PA 12 15860

N-(Trifluoroacetyl)-L-thyroxine Methyl Ester

N-(Trifluoroacetyl)-L-thyroxine Methyl Ester


  • Catalogue No.:PA 12 15860

  • CAS :

    906325-95-9

  • Molecular Formula : C18H12F3I4NO5

  • Molecular Weight : 886.9

PA 12 15880

3,3’,5-Triiodo Thyroacetic Acid n-Butyl Ester

3,3’,5-Triiodo Thyroacetic Acid n-Butyl Ester


  • Catalogue No.:PA 12 15880

  • CAS :

    1797030-15-9

  • Molecular Formula : C18H17I3O4

  • Molecular Weight : 678.04

PA 12 15900

3,3’,5-Triiodo-L-thyronine 4’-O-Sulfate

3,3’,5-Triiodo-L-thyronine 4’-O-Sulfate


  • Catalogue No.:PA 12 15900

  • CAS :

    31135-55-4

  • Molecular Formula : C15H12I3NO7S

  • Molecular Weight : 731.04

PAI 12 008251

Methyl 4-hydroxy-3,5-dinitrobenzoate

Methyl 4-hydroxy-3,5-dinitrobenzoate


  • Catalogue No.:PAI 12 008251

  • CAS :

    33927-05-8

  • Molecular Formula : C8H6N2O7

  • Molecular Weight : 242.14

PAI 12 008252

Methyl 4-chloro-3,5-dinitrobenzoate

Methyl 4-chloro-3,5-dinitrobenzoate


  • Catalogue No.:PAI 12 008252

  • CAS :

    2552-45-6

  • Molecular Formula : C8H5ClN2O6

  • Molecular Weight : 260.59

PAI 12 008253

Methyl 4-(4-methoxyphenoxy)-3,5-dinitrobenzoate

Methyl 4-(4-methoxyphenoxy)-3,5-dinitrobenzoate


  • Catalogue No.:PAI 12 008253

  • CAS :

    NA

  • Molecular Formula : C15H12N2O8

  • Molecular Weight : 348.27

PAI 12 008254

Methyl 3,5-diamino-4-(4-methoxyphenoxy)benzoate

Methyl 3,5-diamino-4-(4-methoxyphenoxy)benzoate


  • Catalogue No.:PAI 12 008254

  • CAS :

    NA

  • Molecular Formula : C15H16N2O4

  • Molecular Weight : 288.3

PAI 12 008255

3,5-Diiodo-4(4'-methoxyphenoxy)benzoic Acid Methyl Ester

3,5-Diiodo-4(4'-methoxyphenoxy)benzoic Acid Methyl Ester


  • Catalogue No.:PAI 12 008255

  • CAS :

    33927-09-2

  • Molecular Formula : C15H12I2O4

  • Molecular Weight : 510.07

PAI 12 008256

3,5-Diiodo-4-(4-methoxyphenoxy)benzoic Acid

3,5-Diiodo-4-(4-methoxyphenoxy)benzoic Acid


  • Catalogue No.:PAI 12 008256

  • CAS :

    NA

  • Molecular Formula : C14H10I2O4

  • Molecular Weight : 496.04

PAI 12 008257

4-(4-Hydroxyphenoxy)-3,5-diiodobenzoic Acid

4-(4-Hydroxyphenoxy)-3,5-diiodobenzoic Acid


  • Catalogue No.:PAI 12 008257

  • CAS :

    1838-55-7

  • Molecular Formula : C13H8I2O4

  • Molecular Weight : 482.01

PAI 12 008258

Ethyl 2-(4-hydroxy-3,5-dinitrophenyl)acetate

Ethyl 2-(4-hydroxy-3,5-dinitrophenyl)acetate


  • Catalogue No.:PAI 12 008258

  • CAS :

    83799-60-4

  • Molecular Formula : C10H10N2O7

  • Molecular Weight : 270.2

PAI 12 008259

Ethyl 2-(4-(4-methoxyphenoxy)-3,5-dinitrophenyl)acetate

Ethyl 2-(4-(4-methoxyphenoxy)-3,5-dinitrophenyl)acetate


  • Catalogue No.:PAI 12 008259

  • CAS :

    NA

  • Molecular Formula : C17H16N2O8

  • Molecular Weight : 376.32

PAI 12 008260

Ethyl 2-(3,5-diamino-4-(4-methoxyphenoxy)phenyl)acetate

Ethyl 2-(3,5-diamino-4-(4-methoxyphenoxy)phenyl)acetate


  • Catalogue No.:PAI 12 008260

  • CAS :

    101588-11-8

  • Molecular Formula : C17H20N2O4

  • Molecular Weight : 316.36

PAI 12 008261

2-(3,5-Diiodo-4-(4-methoxyphenoxy)phenyl)acetic Acid

2-(3,5-Diiodo-4-(4-methoxyphenoxy)phenyl)acetic Acid


  • Catalogue No.:PAI 12 008261

  • CAS :

    NA

  • Molecular Formula : C15H12I2O4

  • Molecular Weight : 510.07

PAI 12 008262

2-(4-Hydroxy-3,5-dinitrophenyl)acetic Acid

2-(4-Hydroxy-3,5-dinitrophenyl)acetic Acid


  • Catalogue No.:PAI 12 008262

  • CAS :

    10463-37-3

  • Molecular Formula : C8H6N2O7

  • Molecular Weight : 242.14

PAI 12 008263

3,5-Diiodo-4'-O-methyl Thyroacetic Acid Ethyl Ester

3,5-Diiodo-4'-O-methyl Thyroacetic Acid Ethyl Ester


  • Catalogue No.:PAI 12 008263

  • CAS :

    85828-82-6

  • Molecular Formula : C17H16I2O4

  • Molecular Weight : 538.12

PAI 12 008264

(S)-2-((tert-Butoxycarbonyl)amino)-3-(4-(4-((4-hydroxycyclohexa-1,3-dien-1-yl)oxy)-3,5-diiodophenoxy)-3,5-diiodophenyl)propanoic Acid

(S)-2-((tert-Butoxycarbonyl)amino)-3-(4-(4-((4-hydroxycyclohexa-1,3-dien-1-yl)oxy)-3,5-diiodophenoxy)-3,5-diiodophenyl)propanoic Acid


  • Catalogue No.:PAI 12 008264

  • CAS :

    NA

  • Molecular Formula : C26H25I4NO7

  • Molecular Weight : 971.1

PAI 12 008265

(S)-2-Amino-3-(4-(4-(4-hydroxyphenoxy)-3,5-diiodophenoxy)-3,5-diiodophenyl)propanoic Acid

(S)-2-Amino-3-(4-(4-(4-hydroxyphenoxy)-3,5-diiodophenoxy)-3,5-diiodophenyl)propanoic Acid


  • Catalogue No.:PAI 12 008265

  • CAS :

    NA

  • Molecular Formula : C21H15I4NO5

  • Molecular Weight : 868.97

PAI 12 008266

Methyl (S)-2-((tert-butoxycarbonyl)amino)-3-(3-chloro-4-hydroxyphenyl)propanoate

Methyl (S)-2-((tert-butoxycarbonyl)amino)-3-(3-chloro-4-hydroxyphenyl)propanoate


  • Catalogue No.:PAI 12 008266

  • CAS :

    NA

  • Molecular Formula : C15H20ClNO5

  • Molecular Weight : 329.78

PAI 12 008267

Methyl (S)-2-((tert-butoxycarbonyl)amino)-3-(4-(4-((tert-butyldimethylsilyl)oxy)phenoxy)-3-chloro-5-iodophenyl)propanoate

Methyl (S)-2-((tert-butoxycarbonyl)amino)-3-(4-(4-((tert-butyldimethylsilyl)oxy)phenoxy)-3-chloro-5-iodophenyl)propanoate


  • Catalogue No.:PAI 12 008267

  • CAS :

    NA

  • Molecular Formula : C27H37ClINO6Si

  • Molecular Weight : 662.03

PAI 12 008268

Methyl (S)-2-((tert-butoxycarbonyl)amino)-3-(3-chloro-4-(4-hydroxyphenoxy)-5-iodophenyl)propanoate

Methyl (S)-2-((tert-butoxycarbonyl)amino)-3-(3-chloro-4-(4-hydroxyphenoxy)-5-iodophenyl)propanoate


  • Catalogue No.:PAI 12 008268

  • CAS :

    NA

  • Molecular Formula : C21H23ClINO6

  • Molecular Weight : 547.77

PAI 12 008269

(S)-2-((tert-Butoxycarbonyl)amino)-3-(3-chloro-4-(4-hydroxyphenoxy)-5-iodophenyl)propanoic Acid

(S)-2-((tert-Butoxycarbonyl)amino)-3-(3-chloro-4-(4-hydroxyphenoxy)-5-iodophenyl)propanoic Acid


  • Catalogue No.:PAI 12 008269

  • CAS :

    NA

  • Molecular Formula : C20H21ClINO6

  • Molecular Weight : 533.74

PA 12 0151000

Levothyroxine Glucose Adduct

Levothyroxine Glucose Adduct


  • Catalogue No.:PA 12 0151000

  • CAS :

    NA

  • Molecular Formula : C21H21I4NO9

  • Molecular Weight : 939.01

PA 12 0151001

Levothyroxine Peak Identification Mixture

Levothyroxine Peak Identification Mixture


  • Catalogue No.:PA 12 0151001

  • CAS :

    NA

  • Molecular Formula : NA

  • Molecular Weight : NA