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3',5'-Diiodo-L-tyrosine

HCID 9305
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Basic informationNames & identifiersPropertiesSafety & regulationChemistry & industryRelated reactionsCompound notes
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Basic information

CAS
300-39-0
Standard SMILES
N[C@@H](Cc1cc(I)c(O)c(I)c1)C(=O)O
InChIKey
NYPYHUZRZVSYKL-ZETCQYMHSA-N
Molecular formula
C9H9I2NO3
Average molar mass
432.98 g/mol
Monoisotopic mass
432.86719

Names & identifiers

Preferred name
3',5'-Diiodo-L-tyrosine
IUPAC
(2S)-2-amino-3-(4-hydroxy-3,5-diiodophenyl)propanoic acid
English name
3,5-Diiodo-L-tyrosine dihydrate
Molecular formula
C9H9I2NO3
Molecular weight
432.98

Names & synonyms

3,5-Diiodo-L-tyrosine300-39-0L-3,5-DiiodotyrosineL-Diiodotyrosine(2S)-2-amino-3-(4-hydroxy-3,5-diiodophenyl)propanoic acidL-Tyrosine, 3,5-diiodo-Tyrosine, 3,5-diiodo-, L-DTXSID00486803',5'-Diiodo-L-tyrosineCHEBI:15768DTXCID6028606(2S)-2-azaniumyl-3-(4-hydroxy-3,5-diiodophenyl)propanoate
Show more names
Liothyronine sodium EP Impurity BAGONTANDITYRIN3,5-Diiodo-LIODOGORGOIC ACID
RefChem:1065392206-092-0Diiodotyrosine(S)-2-Amino-3-(4-hydroxy-3,5-diiodophenyl)propanoic acidH-Tyr(3,5-I2)-OHMFCD000165423,5-L-Diiodotyrosine3,5-Iodo-L-tyrosine

Database identifiers

CAS
300-39-0
PubChem CID
9305
DTXSID
DTXSID0048680
ChEMBL
CHEMBL1236469
ChEBI
CHEBI:15768
UNII
6L57Q44ZWW
EC Number
206-092-0
Nikkaji
J4.841K

Properties

Computed structural propertiesFilling in

XLogP
-0.5
Topological polar surface area
83.6 Ų
Hydrogen bond donors
3
Hydrogen bond acceptors
4
Rotatable bonds
3
Heavy atoms
15
Formal charge
0
Complexity
227

Experimental & physicochemical properties

Solubility · 2 items

0.617 mg/mL at 25 °C

>64.9 [ug/mL] (The mean of the results at pH 7.4)

Physical DescriptionSolid
Collision Cross Section · 1 item

159.3 Ų [M-H]- [CCS Type: DT; Method: single field calibrated with ESI Low Concentration Tuning Mix (Agilent)];165.2 Ų [M+Na]+ [CCS Type: DT; Method: single field calibrated with ESI Low Concentration Tuning Mix (Agilent)];171.1 Ų [M+H]+ [CCS Type: DT; Method: single field calibrated with ESI Low Concentration Tuning Mix (Agilent)]

Physicochemical properties

Melting point
200 °C · 200 °C (dec.)(lit.)
alpha
-20.7 · -20.7 º (c=2.5, 0.1N NaOH/H2O)
Boiling point
546.5 °C · 546.5°C (rough estimate)
Density
2.405 · 2.405±0.06 g/cm3(Predicted)
refractive index
1.2 ° · 1.2 ° (C=5, 1mol/L HCl)
storage temp.
2 · 2-8°C

Safety & regulation

Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.

GHS classification

GHS Classification · 6 items

This chemical does not meet GHS hazard criteria for 14.3% (2 of 14) of reports.

Warning

H315 (85.7%): Causes skin irritation [Warning Skin corrosion/irritation];H319 (85.7%): Causes serious eye irritation [Warning Serious eye damage/eye irritation];H335 (85.7%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 14 reports by companies from 4 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.;Reported as not meeting GHS hazard criteria per 2 of 14 reports by companies.;There are 3 notifications provided by 12 of 14 reports by companies with hazard statement code(s).;Information may vary between notifications depending on impurities, additives, and other factors. The percentage value in parenthesis indicates the notified classification ratio from companies that provide hazard codes. Only hazard codes with percentage values above 10% are shown. For more detailed information, please visit ECHA C&L website.

Hazard information

Regulatory InformationStatus: Active Update: 03-05-2018 https://echa.europa.eu/registration-dossier/-/registered-dossier/24532
Other Safety InformationIMAP assessments - L-Tyrosine, 3,5-diiodo-: Environment tier I assessment;IMAP assessments - L-Tyrosine, 3,5-diiodo-: Human health tier I assessment
Hazard Classes and CategoriesSkin Irrit. 2 (85.7%);Eye Irrit. 2 (85.7%);STOT SE 3 (85.7%)

Regulatory information

Chemistry & industry

Pharmacology

ATC Code · 2 items

H - Systemic hormonal preparations, excl. sex hormones and insulins;H03 - Thyroid therapy;H03B - Antithyroid preparations;H03BX - Other antithyroid preparations;H03BX01 - Diiodotyrosine

QH - Systemic hormonal preparations, excl. sex hormones and insulin;QH03 - Thyroid therapy;QH03B - Antithyroid preparations;QH03BX - Other antithyroid preparations;QH03BX01 - Diiodotyrosine

Cellular LocationsCytoplasm
Metabolite PathwaysThyroid hormone synthesis;Tyrosine metabolism

Uses & manufacturing

General Manufacturing InformationL-Tyrosine, 3,5-diiodo-: INACTIVE
Applications · 4 items

DescriptionDiiodotyrosine does not possess pronounced hormonal activity. However, it stops production of thyrotropic hormone by the anterior lobe of the hypophysis, which activates thyroid gland activity.

UsesIt is used for hyperthyroid forms of endemic and sporadic goiters, diffuse, toxic goiters, and other illnesses accompanied by thyrotoxicity.

Uses3,5-Diiodo-L-tyrosine is a reactant used in the synthesis of fluorescent unnatural amino acids bearing stilbene or vinylene backbones. Also used in the discovery of potent heterodimeric antagonists of inhibitor of Apoptosis proteins with prolonged anti-tumor activity.

Uses3,5-Diiodo-L-tyrosine Dihydrate is a thyroid hormone receptor agonist.

Upstream & downstream products

Upstream raw materials

L-Tyrosine

Suppliers

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Related reactions

3 records
New reaction record
HRID 339227 reaction equation
HRID 339227As reactantuspto-grants-2014_11
HRID 369815 reaction equation
HRID 369815As reactantuspto-grants-2000_10
HRID 429923 reaction equation
HRID 429923As reactantuspto-grants-2001_11

Compound notes

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On this pageBasic informationNames & identifiersPropertiesSafety & regulationChemistry & industryRelated reactionsCompound notes
solubility
Aqueous Acid (Slightly), DMSO (Slightly)
form
crystalline
pka
2.12 · 2.12(at 25℃)
color
white
Water Solubility
slightly soluble
Sensitive
Light Sensitive
Major Application
pharmaceutical
CAS DataBase Reference
300 · 300-39-0(CAS DataBase Reference)
FDA UNII
6 L57Q44ZWW · 6L57Q44ZWW
ATC code
3 BX01 · H03BX01
NIST Chemistry Reference
3 · 3,5-Diiodo-l-tyrosine(300-39-0)
EPA Substance Registry System
3 · L-Tyrosine, 3,5-diiodo- (300-39-0)
UNSPSC Code
41116107 · 41116107
NACRES
24 · NA.24
Symbol(GHS)
7 · GHS07
Signal word
Warning
Hazard statements
315 · H315-H319-H335
Precautionary statements
261 · P261-P280a-P304+P340-P305+P351+P338-P405-P501a
Hazard Codes
Xi
Risk Statements
36 · 36/37/38
Safety Statements
26 · 26-37/39-36/37-24/25
RIDADR
2811 · 2811
WGK Germany
3 · 3
F
8 · 8
TSCA
TSCA listed
HS Code
29225090 · 29225090
Storage Class
11 · 11 - Combustible Solids
REACH Registrations
Active
Regulatory InformationStatus: Active Update: 03-05-2018 https://echa.europa.eu/registration-dossier/-/registered-dossier/24532

Safety data

F
8
wgk
3
tsca
TSCA listed
ridadr
2811
hs_code
29225090
risk_code
36/37/38
Signal word
Warning
Symbol(GHS)
GHS07
hazard_code
Xi
safety_code
26-37/39-36/37-24/25
Storage Class
11 - Combustible Solids
Hazard statements
H315-H319-H335
REACH Registrations
Active
Precautionary statements
P261-P280a-P304+P340-P305+P351+P338-P405-P501a
Ammonia
Iodine

Downstream products

Levothyroxine3-Iodo-L-tyrosineN-Acetyl-3,5-diiodo-L-tyrosine ethyl ester4-HydroxyphenylacetamideMethyl 3,5-diiodo-L-tyrosinateBoc-3,5-diiodo-L-tyrosine

Additional notes

DefinitionChEBI: A diiodotyrosine that is L-tyrosine carrying iodo-substituents at positions C-3 and C-5 of the benzyl group. It is an intermediate in the thyroid hormone synthesis.