L-thyroxine

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Contents

Description

The major hormone derived from the thyroid gland. Thyroxine is synthesized via the iodination of tyrosines (MONOIODOTYROSINE) and the coupling of iodotyrosines (DIIODOTYROSINE) in the THYROGLOBULIN. Thyroxine is released from thyroglobulin by proteolysis and secreted into the blood. Thyroxine is peripherally deiodinated to form TRIIODOTHYRONINE which exerts a broad spectrum of stimulatory effects on cell metabolism.

General Properties

*Molecular Weight

776.87

*Molecular Formula

C15H11I4NO4

*IUPAC NAME

(2S)-2-amino-3-[4-(4-hydroxy-3,5-diiodophenoxy)-3,5-diiodophenyl]propanoicacid

*Canonical Smiles

C1=C(C=C(C(=C1I)OC2=CC(=C(C(=C2)I)O)I)I)CC(C(=O)O)N

*Isomeric Smiles

C1=C(C=C(C(=C1I)OC2=CC(=C(C(=C2)I)O)I)I)C[C@@H](C(=O)O)N


PhysioChemical Properties

*Melting Point

235.5(EXP)

*LogP

4.12(EST)

*Water Solubility

1.05E-04(EST) at 25C

External Links

Categories:Hormones