3,5-Diiodo-L-tyrosine

3,5-二碘-L-酪氨酸

Also known as: 3,5-Diiodo-L-tyrosine dihydrate, 3,5-Diiodotyrosine, Diiodotyrosine, L-3,5-Diiodotyrosine, 3,5-Diiodo-4-hydroxy-β-phenylalanine, 4-Hydroxy-3,5-diiodophenylalanine, (S)-2-amino-3-(4-hydroxy-3,5-diiodophenyl)propanoic acid, 3',5'-diiodo-L-tyrosine, 3,5-Diiodotyrocine, 3,5-diiodo-l-tyrosin, AGONTAN, DITYRIN, IODOGORGOIC ACID, H-Tyr(3,5-I2)-OH, H-L-Tyr(3,5-I2)-OH, L-Tyrosine, 3,5-diiodo-, hydrate (1:2), Liothyronine EP Impurity B, EINECS 206-092-0, MFCD00016542

3,5-Diiodo-L-tyrosine (CAS 300-39-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H13I2NO5 and a molecular weight of 469.012 g/mol. It is also known as 3,5-Diiodo-L-tyrosine dihydrate, 3,5-Diiodotyrosine and Diiodotyrosine. Key properties include a melting point of 200 °C (dec.)(lit.), a boiling point of 410.5ºC at 760 mmHg, a density of 2.405g/cm3 and a flash point of 202.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
300-39-0
Jingsj CID
J-45638-6
Molecular Formula
C9H13I2NO5
Chinese Name
3,5-二碘-L-酪氨酸
Molecular Weight
469.012 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point200 °C (dec.)(lit.)
Boiling Point410.5ºC at 760 mmHg
Density2.405g/cm3
Flash Point202.1ºC

Frequently Asked Questions

What is the CAS number of 3,5-Diiodo-L-tyrosine?

The CAS number of 3,5-Diiodo-L-tyrosine is 300-39-0.

What are the molecular formula and molecular weight of 3,5-Diiodo-L-tyrosine?

3,5-Diiodo-L-tyrosine has molecular formula C9H13I2NO5 and molecular weight 469.012 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "3,5-Diiodo-L-tyrosine (CAS 300-39-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-45638-6 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.