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3,5-Diiodo-L-tyrosine dihydrate

Name: 3,5-Diiodo-<SC>L</SC>-tyrosine dihydrate
Brand: SIGMA

≥98.0% (HPLC), suitable for ligand binding assays

Synonym(s):

3,5-diiodo-L-tyrosine hydrate (1:2)

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About This Item

Empirical Formula (Hill Notation):

C₉H₉I₂NO₃ · 2H₂O

CAS Number:

18835-59-1

Molecular Weight:

469.01

NACRES:

NA.26

PubChem Substance ID:

24893289

eCl@ss:

32160406

UNSPSC Code:

12352209

EC Number:

206-092-0

MDL number:

MFCD00016542

Beilstein/REAXYS Number:

2218691

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Properties

Product Name

3,5-Diiodo-L-tyrosine dihydrate, crystalline

assay

≥98.0% (HPLC)

Quality Segment

200

form

crystalline

technique(s)

ligand binding assay: suitable

color

white

mp

200 °C (dec.) (lit.)

solubility

4 M NH₄OH in methanol: 50 mg/mL, clear, yellow-green

storage temp.

−20°C

SMILES string

N[C@@H](Cc1cc(I)c(O)c(I)c1)C(O)=O

InChI

1S/C9H9I2NO3/c10-5-1-4(2-6(11)8(5)13)3-7(12)9(14)15/h1-2,7,13H,3,12H2,(H,14,15)/t7-/m0/s1

InChI key

NYPYHUZRZVSYKL-ZETCQYMHSA-N

Description

Application

Substrate for the assay of halogenated tyrosine and thyroid hormone aminotransferase.[1] Intermediate in the biosynthesis and alternative pathways of metabolism of thyroid hormones.[2]

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This Item	D0629	93829	F4505
Sigma-Aldrich D0754 3,5-Diiodo-L-tyrosine dihydrate	Sigma-Aldrich D0629 3,5-Diiodo-L-thyronine	Sigma-Aldrich 93829 L-Tyrosine	Sigma-Aldrich F4505 m-Fluoro-DL-tyrosine
form crystalline	form powder	form powder or crystals	form powder
technique(s) ligand binding assay: suitable	technique(s) ligand binding assay: suitable	technique(s) ligand binding assay: suitable	technique(s) ligand binding assay: suitable
assay ≥98.0% (HPLC)	assay ≥99% (HPLC)	assay ≥99.0% (NT)	assay ≥98%
storage temp. −20°C	storage temp. −20°C	storage temp. -	storage temp. 2-8°C
mp 200 °C (dec.) (lit.)	mp 255 °C	mp >300 °C (dec.) (lit.)	mp 280 °C (dec.) (lit.)
color white	color white to off-white	color white	color white

pictograms

GHS07

signalword

Warning

hcodes

H315,H319,H335

pcodes

P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

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