L-Thyroxine CAS#: 51-48-9; ChemWhat Code: 52640
Names & Identifiers |
| Product Name | L-Thyroxine |
| Synonyms | 3,5,3’,5’-tetraiodothyronine;beta-[(3,5-diiodo-4-hydroxyphenoxy)-3,5-diiodophenyl]alanine;l-3,5,3’,5’-tetraiodothyronine;l-t4;o-(4-hydroxy-3,5-diiodophenyl)-3,5-diiodo-l-tyrosin;o-(4-hydroxy-3,5-diiodophenyl)-3,5-diiodotyrosine;t4(hormone);tetraiodothyronine |
| CAS Registry Number | 51-48-9 |
| Molecular Formula | C15H11I4NO4 |
| Molecular Weight | 776.87 |
| EINECS | 200-101-1 |
| Other Registry Numbers | |
| More Identifiers on PubChem | IUPA Names, InChI, InChI Key, Canonical SMILES, etc. |
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Chemical & Physical Properties |
| Melting point | 235 °C |
| alpha | -5 º (1N NaOH:EtOH 1:2) |
| Flash Point | 9℃ |
| Storage | 2-8°C |
| Solubulity | Dissolves in 4M ammonium hydroxide in Methanol at 50mg/ml |
| pka | 2.2(at 25℃) |
| form | Powder |
| Color | White to Pale Brown |
| Water Solubility | insoluble |
| Sensitive | Light Sensitive |
| Merck | 9491 |
| InChIKey | XUIIKFGFIJCVMT-LBPRGKRZSA-N |
| More Properties From PubChem | Topological Polar Surface Area, Monoisotopic Mass, etc. |
| EPA Substance Registry System | L-Tyrosine, O-(4-hydroxy-3,5-diiodophenyl)- 3,5-diiodo-(51-48-9) |
Safety & Hazards(Codes & Phrases) |
| Hazard Codes | Xn,T,F |
| R Phrase | 40-39/23/24/25-23/24/25-11 |
| S Phrase | 22-24/25-36-45-36/37-16 |
| RIDADR | UN1230 – class 3 – PG 2 – Methanol, solution |
| WGK Germany | 3 |
| RTECS | YP2833500 |
| F | 8-10 |
| TSCA | Yes |
| Storage Class | IRRITANT |
| Hazardous Substances Data | 51-48-9(Hazardous Substances Data) |
| More Safety & Hazards From PubChem | Signal, GHS Hazard Statements, Precautionary Statement Codes, etc. |
Literature |
| Literature on PubChem | Synthesis References, Metabolite References, etc. |
Patents |
| Patents on PubChem | Related Patents Of This Product |
Transportation, Storage & Usage |
| Transportation | No Information |
| Storage | No Information |
| Usage | No Information |
Spectral Properties |
| No Information |
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