Levothyroxine N-Formyl Impurity

Home Impurity Levothyroxine N-Formyl Impurity

Levothyroxine N-Formyl Impurity

Synonyms	Levothyroxine N-Formyl Impurity, N-Formyl-T4 (USP), Levothyroxine Related Compound 3
Chemical Name	N-Formyl-O-(4-hydroxy-3,5-diiodophenyl)-3,5-diiodo-L-tyrosine
CAS No	671235-41-9
Molecular Formula	C16H11I4NO5
Molecular Weight	804.88

Levothyroxine N-Formyl Impurity

Products

Levothyroxine EP Impurity A

6893-02-3

650.97

C15H12I3NO4

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Levothyroxine EP Impurity B

1628720-66-0

685.42

C15H11ClI3NO4

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Levothyroxine EP Impurity C

51-24-1

621.93

C14H9I3O4

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Levothyroxine EP Impurity D

67-30-1

747.83

C14H8I4O4

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Levothyroxine EP Impurity E

1041-01-6

525.08

C15H13I2NO4

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Levothyroxine EP Impurity F

911661-90-0

1120.76

C21H13I6NO5

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Levothyroxine EP Impurity H

2055-97-2

733.80

C13H6I4O4

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Levothyroxine EP Impurity I

2016-06-0

717.80

C13H6I4O3

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Levothyroxine EP Impurity J

4604-41-5

525.08

C15H13I2NO4

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Levothyroxine EP Impurity K

5817-39-0

650.97

C15H12I3NO4

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Levothyroxine Ethyl Ester

76353-71-4

804.92

C17H15I4NO4

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Levothyroxine Methyl Ester

32180-11-3

790.9

C16H13I4NO4

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Levothyroxine Monobromo-triiodothyronine

1798894-90-2

729.87

C15H11BrI3NO4

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Levothyroxine Monochloro Impurity

909279-46-5

685.42

C15H11ClI3NO4

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Levothyroxine N-Acetyl Impurity

26041-51-0

818.91

C17H13I4NO5

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Levothyroxine N-Formyl Impurity

671235-41-9

804.88

C16H11I4NO5

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Levothyroxine Amide Impurity

176258-88-1

746.84

C14H9I4NO3

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Levothyroxine T4-Hydroxyacetic Acid Impurity

93647-48-4

763.83

C14H8I4O5

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