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MilliporeSigma

Levothyroxine

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United States Pharmacopeia (USP) Reference Standard

Synonym(s): L-Thyroxine; 3,3',5,5"-Tetraiodo-L-thyronine; 3-[4-(4-Hydroxy-3,5-diiodophenoxy)-3,5-diiodophenyl]-L-alanine; T₄

Empirical Formula: C₁₅H₁₁I₄NO₄

Formula Weight: 776.87

Linear Formula: HOC₆H₂(I)₂OC₆H₂(I)₂CH₂CH(NH₂)CO₂H

MDL Number: MFCD00002595

Melting Point: 223 °C (dec.)(lit.)

Beilstein Registry Number: 2228515

list price/quantity	total
$654.93 /EA (1/EA)	$0.00

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