3,3'-diiodo-L-thyronine

Modify Date: 2026-07-06 13:02:15

3,3'-diiodo-L-thyronine Structure
3,3'-diiodo-L-thyronine structure
Common Name 3,3'-diiodo-L-thyronine
CAS Number 4604-41-5 Molecular Weight 525.077
Density 2.1±0.1 g/cm3 Boiling Point 520.7±50.0 °C at 760 mmHg
Molecular Formula C15H13I2NO4 Melting Point 178-180ºC
MSDS USA Flash Point 268.7±30.1 °C
Symbol GHS07
GHS07
Signal Word Warning

 Use of 3,3'-diiodo-L-thyronine


3,3'-Diiodo-L-thyronine (3,3'-T2) is an endogenous metabolite of thyroid hormone. 3,3'-Diiodo-L-thyronine significantly enhances COX activity[1][2].

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name 3,3'-diiodo-L-thyronine
Synonym More Synonyms

 3,3'-diiodo-L-thyronine Biological Activity

This table contains bioactivity, target information and biological‑assay experimental data of this compound.

Description 3,3'-Diiodo-L-thyronine (3,3'-T2) is an endogenous metabolite of thyroid hormone. 3,3'-Diiodo-L-thyronine significantly enhances COX activity[1][2].
Related Catalog
Target

Human Endogenous Metabolite

COX

In Vitro 3,3'-Diiodo-L-thyronine (3,3'-T2; 1 μM; 30 min) significantly enhances COX activity[2]. 3,3'-Diiodo-L-thyronine of 1 μM has the maximum effect[2]. 3,3'-Diiodo-L-thyronine is produced by further degradation of T3 and rT3[3].
References

[1]. Lorenzini L, et al. Assay of Endogenous 3,5-diiodo-L-thyronine (3,5-T2) and 3,3'-diiodo-L-thyronine (3,3'-T2) in Human Serum: A Feasibility Study. Front Endocrinol (Lausanne). 2019 Feb 19;10:88.

[2]. Lanni A, et al. Rapid stimulation in vitro of rat liver cytochrome oxidase activity by 3,5-diiodo-L-thyronine and by 3,3'-diiodo-L-thyronine. Mol Cell Endocrinol. 1994 Feb;99(1):89-94.

[3]. Chen X, et al. Simultaneous quantification of T4, T3, rT3, 3,5-T2 and 3,3'-T2 in larval zebrafish (Danio rerio) as a model to study exposure to polychlorinated biphenyls. Biomed Chromatogr. 2018 Jun;32(6):e4185.

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 2.1±0.1 g/cm3
Boiling Point 520.7±50.0 °C at 760 mmHg
Melting Point 178-180ºC
Molecular Formula C15H13I2NO4
Molecular Weight 525.077
Flash Point 268.7±30.1 °C
Exact Mass 524.893372
PSA 92.78000
LogP 4.55
Vapour Pressure 0.0±1.4 mmHg at 25°C
Index of Refraction 1.726
InChIKey CPCJBZABTUOGNM-LBPRGKRZSA-N
SMILES NC(Cc1ccc(Oc2ccc(O)c(I)c2)c(I)c1)C(=O)O
Storage condition Amber Vial, -20°C Freezer, Under Inert Atmosphere

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H302
Hazard Codes Xi
RIDADR NONH for all modes of transport

 Articles361

More Articles

This table lists relevant public references with title, journal and publication metadata for this compound.

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 3,3'-diiodo-L-thyronineBioassay

View more

This table contains target information, in‑vitro & in‑vivo assay data for this compound.

Name: Inhibition of human recombinant PCNA interaction with PIP box protein N-5-carboxyfluo...
Source: ChEMBL
Target: Proliferating cell nuclear antigen
External Id: CHEMBL2352795
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 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

3,3’-Diiodo-L-thyronine
O-(4-Hydroxy-3-iodophenyl)-3-iodo-L-tyrosine
3,3'-Diiodo-L-thyronine
EINECS 225-005-7

 3,3'-diiodo-L-thyronine | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the English name of 3,3'-diiodo-L-thyronine?
A: The English name of 3,3'-diiodo-L-thyronine is 3,3'-diiodo-L-thyronine.
Q: What is the polar surface area (PSA) of 3,3'-diiodo-L-thyronine?
A: Polar surface area (PSA) of 3,3'-diiodo-L-thyronine is 92.78000.
Q: What are the uses of 3,3'-diiodo-L-thyronine?
A: Main uses of 3,3'-diiodo-L-thyronine: 3,3'-Diiodo-L-thyronine (3,3'-T2) is an endogenous metabolite of thyroid hormone. 3,3'-Diiodo-L-thyronine significantly enhances COX activity[1][2].
Q: What English synonyms does 3,3'-diiodo-L-thyronine have?
A: English synonyms of 3,3'-diiodo-L-thyronine: 3,3’-Diiodo-L-thyronine, O-(4-Hydroxy-3-iodophenyl)-3-iodo-L-tyrosine, 3,3'-Diiodo-L-thyronine, EINECS 225-005-7.
Q: What is the SMILES notation of 3,3'-diiodo-L-thyronine?
A: SMILES notation of 3,3'-diiodo-L-thyronine is NC(Cc1ccc(Oc2ccc(O)c(I)c2)c(I)c1)C(=O)O.
Q: What is the LogP of 3,3'-diiodo-L-thyronine?
A: LogP of 3,3'-diiodo-L-thyronine is 4.55.
Q: What is the CAS number of 3,3'-diiodo-L-thyronine?
A: CAS number of 3,3'-diiodo-L-thyronine is 4604-41-5.
Q: What is the molecular formula of 3,3'-diiodo-L-thyronine?
A: Molecular formula of 3,3'-diiodo-L-thyronine is C15H13I2NO4.
Q: What is the boiling point of 3,3'-diiodo-L-thyronine?
A: Boiling point of 3,3'-diiodo-L-thyronine is 520.7±50.0 °C at 760 mmHg.
Q: What is the InChIKey of 3,3'-diiodo-L-thyronine?
A: InChIKey of 3,3'-diiodo-L-thyronine is CPCJBZABTUOGNM-LBPRGKRZSA-N.

 3,3'-diiodo-L-thyroninefactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
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