4-(4-hydroxy-3,5-diiodophenoxy)-3,5-diiodobenzoic acid - ≥98% , CAS No.2055-97-2

CAS: 2055-97-2 Cat. No.: T343438 Molecular Weight: 733.8 PubChem CID: 6451352
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
3,3',5,5'-Tetraiodo Thyroformic Acid, >90per cent | 3,3',5,5'-Tetraiodothyroformic acid | LEVOTHYROXINE SODIUM IMPURITY H [EP IMPURITY] | UNII-069P3V0KG2 | HKJUOMPYMPXLFS-UHFFFAOYSA-N | Levothyroxine T4 benzoic acid;3,3',5,5'-Tetraiodothyroformic acid | A
Storage
Store at 2-8°C,Protected from light,Argon charged
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
2.5mg
T343438-2.5mg
1
$351.90
10mg
T343438-10mg
1
$1,029.90
Enter a quantity for the sizes you want to add.
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Why this grade

≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at 2-8°C,Protected from light,Argon charged Ships Wet ice Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Tetraiodothyroformic Acid is a Thyroxine impurity and a potent thyroid hormone analog.

Specifications

Synonyms
3, 3', 5, 5'-Tetraiodo Thyroformic Acid, >90per cent | 3, 3', 5, 5'-Tetraiodothyroformic acid | LEVOTHYROXINE SODIUM IMPURITY H [EP IMPURITY] | UNII-069P3V0KG2 | HKJUOMPYMPXLFS-UHFFFAOYSA-N | Levothyroxine T4 benzoic acid;3, 3', 5, 5'-Tetraiodothyroformic acid | A
Specifications & Purity
≥98%
Storage
Store at 2-8°C, Protected from light, Argon charged
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥98%
Names and Identifiers
Pubchem Sid504764217
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504764217
Canonical SmilesC1=C(C=C(C(=C1I)OC2=CC(=C(C(=C2)I)O)I)I)C(=O)O
IUPAC Name4-(4-hydroxy-3,5-diiodophenoxy)-3,5-diiodobenzoic acid
InChIKeyHKJUOMPYMPXLFS-UHFFFAOYSA-N
INCHI1S/C13H6I4O4/c14-7-3-6(4-8(15)11(7)18)21-12-9(16)1-5(13(19)20)2-10(12)17/h1-4,18H,(H,19,20)
Isomeric SMILES C1=C(C=C(C(=C1I)OC2=CC(=C(C(=C2)I)O)I)I)C(=O)O
PubChem CID 6451352
Molecular Weight 733.8

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassBenzenoids
ClassBenzene and substituted derivatives
SubclassDiphenylethers
Intermediate Tree Nodes Not available
Direct ParentDiphenylethers
Alternative Parents Diarylethers  Halobenzoic acids  3-halobenzoic acids  Benzoic acids  Phenoxy compounds  Phenol ethers  O-iodophenols  Benzoyl derivatives  Iodobenzenes  Aryl iodides  Monocarboxylic acids and derivatives  Carboxylic acids  Organoiodides  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Diphenylether - Diaryl ether - 3-halobenzoic acid or derivatives - Halobenzoic acid - 3-halobenzoic acid - Halobenzoic acid or derivatives - Benzoic acid or derivatives - Benzoic acid - Phenoxy compound - Benzoyl - 2-halophenol - 2-iodophenol - Phenol ether - Iodobenzene - Halobenzene - Phenol - Aryl iodide - Aryl halide - Monocarboxylic acid or derivatives - Ether - Carboxylic acid - Carboxylic acid derivative - Organohalogen compound - Organic oxide - Organoiodide - Organooxygen compound - Organic oxygen compound - Hydrocarbon derivative - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as diphenylethers. These are aromatic compounds containing two benzene rings linked to each other through an ether group.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

2 results found

Lot NumberCertificate TypeDateItem
E2216058Certificate of AnalysisJan 22, 2025 T343438
E2216065Certificate of AnalysisJan 22, 2025 T343438
Chemical and Physical Properties
SolubilityChloroform (Slightly), DMSO (Slightly), Ethyl Acetate (Slightly), Methanol (Slightly),
SensitivitySensitive to light
Melt Point(°C)>230°C (dec.)
Molecular Weight733.800 g/mol
XLogP35.200
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count4
Rotatable Bond Count3
Exact Mass733.644 Da
Monoisotopic Mass733.644 Da
Topological Polar Surface Area66.800 Ų
Heavy Atom Count21
Formal Charge0
Complexity359.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Solution Calculators
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