Displaying 53 results for levothyroxine

Levothyroxine - API

Levothyroxine


  • Catalogue No.:PA 12 15000

  • CAS : 51-48-9

  • Molecular Formula : C15H11I4NO4

  • Molecular Weight : 776.87

Levothyroxine - Impurity A

Liothyronine


  • Catalogue No.:PA 12 15010

  • CAS : 6893-02-3

  • Molecular Formula : C15H12I3NO4

  • Molecular Weight : 650.97

Levothyroxine - Impurity B

3-Chloro Thyroxine


  • Catalogue No.:PA 12 15020

  • CAS : 1628720-66-0

  • Molecular Formula : C15H11ClI3NO4

  • Molecular Weight : 685.42

Levothyroxine - Impurity C

Triiodothyroacetic Acid


  • Catalogue No.:PA 12 15030

  • CAS : 51-24-1

  • Molecular Formula : C14H9I3O4

  • Molecular Weight : 621.93

Levothyroxine - Impurity D

Tetraiodothyroacetic Acid


  • Catalogue No.:PA 12 15040

  • CAS : 67-30-1

  • Molecular Formula : C14H8I4O4

  • Molecular Weight : 747.83

Levothyroxine - Impurity E

Diiodothyronine


  • Catalogue No.:PA 12 15050

  • CAS : 1041-01-6

  • Molecular Formula : C15H13I2NO4

  • Molecular Weight : 525.08

Levothyroxine - Impurity F

(2S)-2-Amino-3-[4-[4-(4-hydroxy-3,5-diiodophenoxy)-3,5-diiodophenoxy]-3,5-diiodophenyl]propanoic Acid


  • Catalogue No.:PA 12 15060

  • CAS : 911661-90-0

  • Molecular Formula : C21H13I6NO5

  • Molecular Weight : 1120.76

Levothyroxine - Impurity H

Levothyroxine Benzoic Acid Impurity


  • Catalogue No.:PA 12 15080

  • CAS : 2055-97-2

  • Molecular Formula : C13H6I4O4

  • Molecular Weight : 733.80

Levothyroxine - Impurity I

Levothyroxine Benzaldehyde Impurity


  • Catalogue No.:PA 12 15090

  • CAS : 2016-06-0

  • Molecular Formula : C13H6I4O4

  • Molecular Weight : 717.80

Levothyroxine - Impurity J

3,3'-Diiodo-L-Thyronine


  • Catalogue No.:PA 12 15100

  • CAS : 4604-41-5

  • Molecular Formula : C15H13I2NO4

  • Molecular Weight : 525.08

Levothyroxine - Impurity K

3,3',5'-Triiodo-L-Thyronine


  • Catalogue No.:PA 12 15110

  • CAS : 5817-39-0

  • Molecular Formula : C15H12I3NO4

  • Molecular Weight : 650.97

Levothyroxine - In house impurity

Levothyroxine Sodium


  • Catalogue No.:PA 12 15510

  • CAS : 55-03-8

  • Molecular Formula : C15H10I4NNaO4

  • Molecular Weight : 798.85

Levothyroxine - In house impurity

Levothyroxine Ethyl Ester


  • Catalogue No.:PA 12 15520

  • CAS : 76353-71-4

  • Molecular Formula : C17H15I4NO4

  • Molecular Weight : 804.92

Levothyroxine - In house impurity

Levothyroxine Methyl Ester


  • Catalogue No.:PA 12 15530

  • CAS : 32180-11-3

  • Molecular Formula : C16H13I4NO4

  • Molecular Weight : 790.9

Levothyroxine - In house impurity

Levothyroxine N-Methylamide


  • Catalogue No.:PA 12 15540

  • CAS : 2088032-52-2

  • Molecular Formula : C16H14I4N2O3

  • Molecular Weight : 789.91

Levothyroxine - In house impurity

O-(4-Hydroxy-3,5-diiodophenyl)-3,5-diiodo-hydroxy-L-tyrosine


  • Catalogue No.:PA 12 15550

  • CAS : NA

  • Molecular Formula : C15H11I4NO5

  • Molecular Weight : 792.87

Levothyroxine - Impurity G

O-Methyl Tetraiodothyroethylamine


  • Catalogue No.:PA 12 15560

  • CAS : NA

  • Molecular Formula : C15H13I4NO2

  • Molecular Weight : 746.89

Levothyroxine - In house impurity

2-Acetamido-3-(4-acetoxy-3,5-diiodophenyl)propanoic Acid


  • Catalogue No.:PA 12 15570

  • CAS : 153324-21-1

  • Molecular Formula : C13H13I2NO5

  • Molecular Weight : 517.05

Levothyroxine - In house impurity

β-Hydroxy Thyroxine


  • Catalogue No.:PA 12 15580

  • CAS : 107849-54-7

  • Molecular Formula : C15H11I4NO5

  • Molecular Weight : 792.87

Levothyroxine - In house impurity

Monochlorotriiodothyronine


  • Catalogue No.:PA 12 15590

  • CAS : 909279-46-5

  • Molecular Formula : C15H11ClI3NO4

  • Molecular Weight : 685.42

Levothyroxine - In house impurity

DL-Thyroxine


  • Catalogue No.:PA 12 15600

  • CAS : 300-30-1

  • Molecular Formula : C15H11I4NO4

  • Molecular Weight : 776.87

Levothyroxine - In house impurity

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


  • Catalogue No.:PA 12 15610

  • CAS : NA

  • Molecular Formula : C21H14I5NO5

  • Molecular Weight : 994.86

Levothyroxine - In house impurity

2-Hydroxy-2-(4-(4-hydroxy-3,5-diiodophenoxy)-3,5-diiodophenyl)-N-methylacetamide


  • Catalogue No.:PA 12 15620

  • CAS : NA

  • Molecular Formula : C15H11I4NO4

  • Molecular Weight : 776.87

Levothyroxine - In house impurity

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


  • Catalogue No.:PA 12 15630

  • CAS : NA

  • Molecular Formula : C21H14I5NO5

  • Molecular Weight : 994.86

Levothyroxine - In house impurity

4-(4-Hydroxy-3,5-diiodophenoxy)-3,5-diiodo-N-methylbenzamide


  • Catalogue No.:PA 12 15640

  • CAS : NA

  • Molecular Formula : C14H9I4NO3

  • Molecular Weight : 746.84

Levothyroxine - In house impurity

3,4-Bis(4-(4-hydroxy-3,5-diiodophenoxy)-3,5-diiodophenyl)-1H-pyrrole-2-carboxylic acid


  • Catalogue No.:PA 12 15650

  • CAS : NA

  • Molecular Formula : C29H13I8NO6

  • Molecular Weight : 1486.65

Levothyroxine - In house impurity

Levothyroxine Lactose Adduct


  • Catalogue No.:PA 12 15660

  • CAS : NA

  • Molecular Formula : C27H31I4NO14

  • Molecular Weight : 1101.15

Levothyroxine - In house impurity

N-Formyl Thyroxine


  • Catalogue No.:PA 12 15670

  • CAS : 671235-41-9

  • Molecular Formula : C16H11I4NO5

  • Molecular Weight : 804.88

Levothyroxine - In house impurity

N-Acetyl L-Thyroxine


  • Catalogue No.:PA 12 15680

  • CAS : 26041-51-0

  • Molecular Formula : C17H13I4NO5

  • Molecular Weight : 818.91

Levothyroxine - In house impurity

Levothyroxine Acetamide Impurity


  • Catalogue No.:PA 12 15690

  • CAS : 176258-88-1

  • Molecular Formula : C14H9I4NO3

  • Molecular Weight : 746.84

Levothyroxine - In house impurity

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


  • Catalogue No.:PA 12 15700

  • CAS : 93647-48-4

  • Molecular Formula : C14H8I4O5

  • Molecular Weight : 763.83

Levothyroxine - In house impurity

Levothyroxine D-Isomer


  • Catalogue No.:PA 12 15710

  • CAS : 51-49-0

  • Molecular Formula : C15H11I4NO4

  • Molecular Weight : 776.87

Levothyroxine - In house impurity

3-[4-(4-Hydroxy-3,5-diiodophenoxy)-3,5-diiodophenyl]lactic Acid


  • Catalogue No.:PA 12 15720

  • CAS : 7069-47-8

  • Molecular Formula : C15H10I4O5

  • Molecular Weight : 777.85

Levothyroxine - In house impurity

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


  • Catalogue No.:PA 12 15730

  • CAS : 5563-89-3

  • Molecular Formula : C15H13I2NO4

  • Molecular Weight : 525.08

Levothyroxine - In house impurity

2-(4-(4-Hydroxyphenoxy)-3,5-diiodophenyl)acetic Acid


  • Catalogue No.:PA 12 15740

  • CAS : 1155-40-4

  • Molecular Formula : C14H10I2O4

  • Molecular Weight : 496.04

Levothyroxine - In house impurity

(S)-2-Amino-3-(3,5-diiodo-4-(4-methoxyphenoxy)phenyl Propanoic Acid


  • Catalogue No.:PA 12 15750

  • CAS : 94345-95-6

  • Molecular Formula : C16H15I2NO4

  • Molecular Weight : 539.1

Levothyroxine - In house impurity

(S)-2-Amino-3-(4-(3,5-diiodo-4-methoxyphenoxy)-3,5-diiodophenyl)propanoic Acid


  • Catalogue No.:PA 12 15760

  • CAS : NA

  • Molecular Formula : C16H13I4NO4

  • Molecular Weight : 790.9

Levothyroxine-13C9-15N


  • Catalogue No.:PA D 56521

  • CAS : 1431868-11-9

  • Molecular Formula : C613C9H11I415NO4

  • Molecular Weight : 786.77

Levothyroxine-d3


  • Catalogue No.:PA D 56522

  • CAS : NA

  • Molecular Formula : C15H7D4I4NO4

  • Molecular Weight : 780.89

Levothyroxine - In house impurity

4-(4-Hydroxy-3,5-diiodophenoxy)-3,5-diiodo-benzenemethanol


  • Catalogue No.:PA 12 15770

  • CAS : 2055-94-9

  • Molecular Formula : C13H8I4O3

  • Molecular Weight : 719.82

Levothyroxine - In house impurity

4-(4-Ethyl-2,6-diiodophenoxy)-2,6-diiodo-phenol


  • Catalogue No.:PA 12 15780

  • CAS : 176258-89-2

  • Molecular Formula : C14H10I4O2

  • Molecular Weight : 717.85

Levothyroxine - In house impurity

α-Amino-4-hydroxy-3,5-diiodo-benzeneacetic Acid


  • Catalogue No.:PA 12 15790

  • CAS : 854646-83-6

  • Molecular Formula : C8H7I2NO3

  • Molecular Weight : 418.96

Levothyroxine sodium (ICRS0336)


  • Catalogue No.:PA ICRS0336

  • CAS : NA

  • Molecular Formula :

  • Molecular Weight :

Levothyroxine sodium (L0570000)


  • Catalogue No.:PA L0570000

  • CAS : NA

  • Molecular Formula :

  • Molecular Weight :

Levothyroxine for peak identification (Y0001382)


  • Catalogue No.:PA Y0001382

  • CAS : NA

  • Molecular Formula :

  • Molecular Weight :

Levothyroxine (1365000)


  • Catalogue No.:PA 1365000

  • CAS : 51-48-9

  • Molecular Formula :

  • Molecular Weight :

Levothyroxine for Peak Identification (levothyroxine sodium spiked with liothyronine, triiodothyroa (1365021)


  • Catalogue No.:PA 1365021

  • CAS : NA

  • Molecular Formula :

  • Molecular Weight :

Levothyroxine Sodium (1365065)


  • Catalogue No.:PA 1365065

  • CAS : NA

  • Molecular Formula :

  • Molecular Weight :

Methyl 2-amino-3-(3-chloro-4-hydroxyphenyl)propanoate


  • Catalogue No.:PAI 12 008010

  • CAS : NA

  • Molecular Formula : C10H12ClNO3

  • Molecular Weight : 229.66

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


  • Catalogue No.:PAI 12 008020

  • CAS : NA

  • Molecular Formula : C15H20ClNO5

  • Molecular Weight : 329.78

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


  • Catalogue No.:PAI 12 008030

  • CAS : NA

  • Molecular Formula : C15H19ClINO5

  • Molecular Weight : 455.67

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


  • Catalogue No.:PAI 12 008040

  • CAS : NA

  • Molecular Formula : C21H23ClINO6

  • Molecular Weight : 547.77

Methyl 2-((tert-butoxycarbonyl)amino)-3-(3-chloro-4-(4-hydroxy-3-iodo-5-methylphenoxy)-5-iodophenyl)propanoate


  • Catalogue No.:PAI 12 008050

  • CAS : NA

  • Molecular Formula : C22H24ClI2NO6

  • Molecular Weight : 687.69