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Levothyroxine EP Impurity K (3,3,5-Triiodo-L-Thyronine)

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Levothyroxine EP Impurity K (3,3,5-Triiodo-L-Thyronine)

Impurity

CAS Number

5817-39-0

Molecular Formula

C15H12I3NO4

Product format

Neat

Molecular Weight

650.98

Storage

+5°C

Shipping

Room Temperature

API Family

Levothyroxine Sodium

Synonyms

O-(4-Hydroxy-3, 5-diiodophenyl)-3-iodo-L-tyrosine, 3-[4-(4-Hydroxy-3, 5-diiodophenoxy)-3-iodophenyl]-L-alanine, 3, 3, 5-L-Triiodothyronine, 3, 3, 5-T3, 3, 3, 5-Triiodothyronine, Isoliothyronine, Reverse L-triiodothyronine, Reverse T3, Reverse triiodothyronine, rT3, 3, 3, 5-Triiodo-L-thyronine (T3), Levothyroxine Sodium Impurity K and Levothyroxine Impurity K

Smiles

N[C@@H](Cc1ccc(Oc2cc(I)c(O)c(I)c2)c(I)c1)C(=O)O

Iupac Name

(2S)-2-amino-3-[4-(4-hydroxy-3 and 5-diiodophenoxy)-3-iodophenyl]propanoic acid

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COA COO

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Available products

Pack Size SKU
Category Expected Delivery Price Quantity
5mg
CE3250.11-5MG

3-4 weeks

10mg
CE3250.11-10MG

3-4 weeks

100mg
CE3250.11-100MG

3-4 weeks

25mg
CD3250.11-25MG

3-5 weeks

100mg
CD3250.11-4X25MG

3-5 weeks

25mg
CB3250.11-25MG

4-5 weeks

100mg
CB3250.11-4X25MG

4-5 weeks

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Product Type

Impurity

Our Impurity Characterized Standards portfolio comprises more than 5,000 compounds accompanied by a comprehensive CoA which can be found in 3 product categories that include a set of different analytical techniques for determining Identity and Purity.

API

We have designed a range of primary API standards manufactured according to international regulations that come with the most extensive Certificate of Analysis which includes Identity checks by several techniques.

Excipient

Excipients standards comes with a detailed Certificate of Analysis with Identity, Purity and Assay data. They are also suitable for use with non-compendial analytical methods.

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