3,3',5,5'-Tetraiodothyroformic acid

4-(4-hydroxy-3,5-diiodophenoxy)-3,5-diiodobenzoic acid

Also Known As: Tetraform|Tetraiodothyroformic Acid|3,3',5,5'-Tetraiodothyroformic acid|Levothyroxine EP Impurity H|TFA 4|4-(4-hydroxy-3,5-diiodophenoxy)-3,5-diiodobenzoic acid|T4-BENZOIC ACID|Levothyroxine Impurity H|TFA-4|Tetrajod-thyroameisensaeure|Benzoic acid, 4-(4-hydroxy-3,5-diiodophenoxy)-3,5-diiodo-|3,3/',5,5/'-Tetraiodothyroformic acid|3,3',5,5'-Tetraiodo Thyroformic Acid, ~90%|3,5,3 ,5 -Tetraiodothyroformic acid|3,3',5,5'-Tetraiodo Thyroformic Acid (>90%)|3,3',5,5'-Tetraiodo Thyroformic Acid, >90per cent|3,5-Diiodo-4-(3',5'-diiodo-4'-hydroxyphenoxy)benzoic Acid|LEVOTHYROXINE SODIUM IMPURITY H [EP IMPURITY]|4-(4-hydroxy-3,5-diiodo-phenoxy)-3,5-diiodo-benzoic acid|4-(4-Hydroxy-3,5-diiodophenoxy)-3',5'-diiodobenzoic acid|B0136-412177|Benzoic acid,4-(4-hydroxy-3,5-diiodophenoxy)-3,5-diiodo-|Benzoicacid,4-(4-hydroxy-3,5-diiodophenoxy)-3,5-diiodo-|3,5-DIIODO-4'-(4-HYDROXYPHENOXY)BENZOIC ACID|Levothyroxine T4 benzoic acid;3,3',5,5'-Tetraiodothyroformic acid|LEVOTHYROXINE SODIUM IMPURITY, T4-BENZOIC ACID- [USP IMPURITY]|4-(4-Hydroxy-3,5-diiodophenoxy)-3,5-diiodobenzoic Acid; Benzoic acid, 4-(4-hydroxy-3,5-diiodophenoxy)-3,5-diiodo-; 3,3',5,5'-Tetraiodothyroformic acid; 3,5-Diiodo-4-(3',5'-diiodo-4'-hydroxyphenoxy)benzoic acid; 4-(4-Hydroxy-3,5-diiodophenoxy)-3,5-diiodobenzoic acid; TFA 4; Tetraform; Tetraform (thyroid hormone analog); Tetraiodothyroformic acid; Levothyroxine EP impurity H

Molecular Formula	C13H6I4O4
Molecular Weight	733.6445 g/mol
LogP	5.3011
Topological Polar Surface Area	66.76 Ų
Hydrogen Bond Donors	2
Hydrogen Bond Acceptors	3
Rotatable Bonds	3
Exact Mass	733.6445
Monoisotopic Mass	733.6445
Heavy Atoms	21
Complexity	684.09656

Chemical Identifiers

CAS Number	2055-97-2
SMILES	C1=C(C=C(C(=C1I)OC2=CC(=C(C(=C2)I)O)I)I)C(=O)O