Levothyroxine EP Impurity H
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About Levothyroxine EP Impurity H
Levothyroxine EP Impurity H is supplied by Zemixal as a characterised reference material for Levothyroxine analysis. Identity at a glance (Reference Standard): CAS 2055-97-2, formula C13H6I4O4 and molar mass 733.8 g/mol. It is handled as a solid.
Typical applications
- Pharmacopeial method verification
- Impurity profiling
- QC release testing
- ANDA / DMF filings
Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. You receive a certificate of analysis with characterisation data with each order. Request pricing online and we confirm availability, documentation and freight to your country.
See every impurity, metabolite and related compound we list for this API.
Levothyroxine standardsTypical uses
- Pharmacopeial method verification
- Impurity profiling
- QC release testing
- ANDA / DMF filings
Applications
Grade guides
Specifications and identifiers
| Product name | Levothyroxine EP Impurity H |
|---|---|
| Catalogue number | ZX-005792 |
| CAS number | 2055-97-2 |
| IUPAC name | 4-(4-hydroxy-3,5-diiodophenoxy)-3,5-diiodobenzoic acid |
| Molecular formula | C13H6I4O4 |
| Molar mass | 733.8 g/mol |
| Exact mass | 733.6445 |
| Grade | Reference Standard |
| Physical form | Solid |
| XLogP3 | 5.2 |
| H-bond donors / acceptors | 2 / 4 |
| Topological polar surface area | 66.8 Ų |
| HS code | 38229090 |
| InChIKey | HKJUOMPYMPXLFS-UHFFFAOYSA-N |
| SMILES | C1=C(C=C(C(=C1I)OC2=CC(=C(C(=C2)I)O)I)I)C(=O)O |
| PubChem CID | 6451352 |
| Synonyms | 3,3',5,5'-Tetraiodothyroformic acid, 3,5-Diiodo-4-(3',5'-diiodo-4'-hydroxyphenoxy)benzoic acid, TFA 4, Tetraform, T4-Benzoic Acid (USP), Benzoic acid, 4-(4-hydroxy-3,5-diiodophenoxy)-3,5-diiodo-, TFA-4, Tetraiodothyroformic Acid, 3,3',5,5'-Tetraiodo Thyroformic Acid, ~90%, 3,3',5,5'-Tetraiodo Thyroformic Acid (>90%), 3,3',5,5'-Tetraiodo Thyroformic Acid, >90per cent, 4-(4-hydroxy-3,5-diiodo-phenoxy)-3,5-diiodo-benzoic acid |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
No GHS classification is on file for this item. Handle it as an unknown laboratory chemical and request the SDS with your quotation.
Pack sizes
| 10 mg | Quoted on request | |
| 25 mg | Quoted on request | |
| 50 mg | Quoted on request | |
| 100 mg | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
Questions about Levothyroxine EP Impurity H
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