Other Chemicals

N-acetyl-3-5-diiodo-L-tyrosine – Names and Identifiers

Name	N-acetyl-3-5-diiodo-L-tyrosine
Synonyms	AC-3,5-DIIODO-TYR-OH N-Acetyl-3,5-diiodotyrosine N-Acetyl-3,5-diiodo-L-tyrosine N-ACETYL-3,5-DIIODO-L-TYROSINE N-acetyl-3-5-diiodo-L-tyrosine 3,5-Diiodo-N-Acetyl-L-Tyrodine 3,5-DIIODO-N-ACETYL-L-TYROSINE N-Acetyl-3,5-Diiodo-L-tyrosine dihydrate 2-acetamido-3-(4-hydroxy-3,5-diiodophenyl)propanoic acid 2-(Acetylamino)-3-(4-hydroxy-3,5-diiodophenyl)propanoic acid (2S)-2-acetamido-3-(4-hydroxy-3,5-diiodophenyl)propanoic acid Levothyroxine Related Compound (N-Acetyl-3,5-Diiodo-L-Tyrosine)
CAS	1027-28-7
EINECS	213-837-3
InChI	InChI=1/C11H11I2NO4/c1-5(15)14-9(11(17)18)4-6-2-7(12)10(16)8(13)3-6/h2-3,9,16H,4H2,1H3,(H,14,15)(H,17,18)/t9-/m0/s1

N-acetyl-3-5-diiodo-L-tyrosine – Physico-chemical Properties

Molecular Formula	C11H11I2NO4
Molar Mass	475.02
Density	2.206±0.06 g/cm3(Predicted)
Melting Point	124.0 to 128.0 °C
Boling Point	532.9±50.0 °C(Predicted)
Flash Point	276.1°C
Solubility	almost transparency in Methanol
Vapor Presure	3.47E-12mmHg at 25°C
Appearance	Crystallization
Color	White to Light yellow to Light orange
pKa	2.98±0.10(Predicted)
Storage Condition	Keep in dark place,Sealed in dry,Store in freezer, under -20°C
Refractive Index	1.692
MDL	MFCD00020004
Physical and Chemical Properties	Property description: white crystalline compound, melting point 178-182 ℃
Use	Iodothyronin (triiodothyronine) intermediate, pharmaceutical raw material.

N-acetyl-3-5-diiodo-L-tyrosine – Risk and Safety

Safety Description	S22 – Do not breathe dust. S24/25 – Avoid contact with skin and eyes.
WGK Germany	3

N-acetyl-3-5-diiodo-L-tyrosine – Introduction

Crystalline compound.

N-acetyl-3-5-diiodo-L-tyrosine – Reference Information

Uses	N-acetyl -3, 5-diiodo-L-tyrosine has been used in the simulation system of thyroid hormone biosynthesis. In addition, the ability of N-acetyl -3, 5-diiodo-L-tyrosine to inhibit pepsin-catalyzed hydrolysis was also studied to determine the substrate binding region of the enzyme activity center. Triiodothyronine intermediate.
production method	tyrosine is first iodized with iodine and hydrochloric acid to generate 3,5-diiodotyrosine, and then acylated with acetic anhydride to obtain the product.

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