3,5-Diiodo-DL-tyrosine
Also known as: Diiodotyrosine, 2-Amino-3-(4-hydroxy-3,5-diiodophenyl)propanoic acid, 3,5-Diiodotyrosine, DIT, H-DL-Tyr(3,5-I2)-OH, DL-3,5-Diiodotyrosine, 3,5-Diiodo-4-hydroxy-b-phenylalanine, 4-hydroxy-3,5-diiodophenylalanine, Tyrosine, 3,5-diiodo-, D/L-3,5-Diiodotyrosine, Apothyrin, Cemiod, Jodgorgon, Flaianina, Itir, UNII:ST90Q60YF3
3,5-Diiodo-DL-tyrosine (CAS 66-02-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H9I2NO3 and a molecular weight of 432.982 g/mol. Key properties include a melting point of 213°C (rough estimate), a boiling point of 410.5±45.0 °C at 760 mmHg, a density of 2.4±0.1 g/cm3 and a flash point of 202.1±28.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 66-02-4
- Jingsj CID
- J-26877-9
- Molecular Formula
- C9H9I2NO3
- Molecular Weight
- 432.982 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 213°C (rough estimate) |
|---|---|
| Boiling Point | 410.5±45.0 °C at 760 mmHg |
| Density | 2.4±0.1 g/cm3 |
| Flash Point | 202.1±28.7 °C |
| Exact Mass | 432.867157 |
| PSA | 83.55000 |
| LogP | 2.26 |
| Vapor Pressure | 0.0±1.0 mmHg at 25°C |
| Refractive Index | 1.748 |
Activity & Biological Data
| Additional Information | [1]. Luckose F, et al. Effects of amino acid derivatives on physical, mental, and physiological activities. Crit Rev Food Sci Nutr. 2015;55(13):1793-1144. |
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Customs & Trade Information
| HS Code | 29214980 |
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Frequently Asked Questions
What is the CAS number of 3,5-Diiodo-DL-tyrosine?
The CAS number of 3,5-Diiodo-DL-tyrosine is 66-02-4.
What are the molecular formula and molecular weight of 3,5-Diiodo-DL-tyrosine?
3,5-Diiodo-DL-tyrosine has molecular formula C9H9I2NO3 and molecular weight 432.982 g/mol.
What are the upstream and downstream products of 3,5-Diiodo-DL-tyrosine?
For 3,5-Diiodo-DL-tyrosine, Upstream Products: D-Tyrosine, L-Tyrosine, molecular iodine; Downstream Products: 7-Hydroxy-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid, D-Tyrosine, 7-Hydroxy-6,8-diiodo-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "3,5-Diiodo-DL-tyrosine (CAS 66-02-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-26877-9 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.