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139-26-4

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Basic Information
CAS No.: 139-26-4
Name: 3-FLUORO-DL-TYROSINE
Article Data: 1
Molecular Structure:
Molecular Structure of 139-26-4 (3-FLUORO-DL-TYROSINE)
Formula: C9H10 F N O3
Molecular Weight: 199.182
Synonyms: DL-Tyrosine,3-fluoro-; Tyrosine, 3-fluoro-, DL- (8CI); 3-Fluoro-DL-tyrosine;3-Fluorotyrosine; Ba 2745; DL-3-Fluorotyrosin; DL-3-Fluorotyrosine;DL-m-Fluorotyrosine; Fluorthyrin; NSC 83231; Pardinon; m-Fluoro-DL-tyrosine
EINECS: 206-964-0
Density: 1.421 g/cm3
Melting Point: 280 °C (dec.)(lit.)
Boiling Point: 362.4 °C at 760 mmHg
Flash Point: 172.9 °C
Hazard Symbols: HarmfulXn
Risk Codes: 20/21/22
Safety: Human poison by ingestion. Experimental poison by ingestion, skin contact, and subcutaneous routes. When heated to decomposition it emits very toxic fumes of F− and NOx. See also FLUORIDES.
PSA: 83.55000
LogP: 1.18600
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Chemistry

Chemistry informtion about 3-Fluorotyrosin (CAS NO.139-26-4) is:
IUPAC Name: 2-Amino-3-(3-Fluoro-4-Hydroxyphenyl)Propanoic Acid
Synonyms: Pardinon ; M-Fluoro-Dl-Tyrosine ; 3-Fluorotyrosin ; 3-Fluoro-Tyrosin ; 3-Fluortyrosin ; M-Fluorotyrosine ; Dl-3-Fluorotyrosine ; Dl-M-Fluorotyrosine
MF: C9H10FNO3
MW: 199.18
EINECS: 206-964-0 
Density: 1.421 g/cm3 
Melting Point: 280 °C (dec.)(lit.)
Flash Point: 172.9 °C
Boiling Point: 362.4 °C at 760 mmHg
Vapour Pressure: 6.94E-06 mmHg at 25°C 
Enthalpy of Vaporization: 64.18 kJ/mol
Storage temp.: 2-8°C
Following is the molecular structure of 3-Fluorotyrosin (CAS NO.139-26-4) is:

Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
guinea pig LDLo subcutaneous 8mg/kg (8mg/kg)   Naunyn-Schmiedeberg's Archiv fuer Experimentelle Pathologie und Pharmakologie. Vol. 183, Pg. 427, 1936.
man LDLo oral 143mg/kg (143mg/kg)   Naunyn-Schmiedeberg's Archiv fuer Experimentelle Pathologie und Pharmakologie. Vol. 183, Pg. 427, 1936.
mouse LDLo oral 14mg/kg (14mg/kg)   Naunyn-Schmiedeberg's Archiv fuer Experimentelle Pathologie und Pharmakologie. Vol. 183, Pg. 427, 1936.
mouse LDLo skin 18mg/kg (18mg/kg)   Naunyn-Schmiedeberg's Archiv fuer Experimentelle Pathologie und Pharmakologie. Vol. 183, Pg. 427, 1936.
mouse LDLo subcutaneous 11mg/kg (11mg/kg) behavioral: somnolence (general depressed activity) behavioral: convulsions or effect on seizure threshold lungs, thorax, or respiration: dyspnea Naunyn-Schmiedeberg's Archiv fuer Experimentelle Pathologie und Pharmakologie. Vol. 183, Pg. 427, 1936.
rat LDLo subcutaneous 12mg/kg (12mg/kg) behavioral: somnolence (general depressed activity) behavioral: convulsions or effect on seizure threshold behavioral: irritability Journal of Pharmacology and Experimental Therapeutics. Vol. 73, Pg. 176, 1941.

Safety Profile

Human poison by ingestion. Experimental poison by ingestion, skin contact, and subcutaneous routes. When heated to decomposition it emits very toxic fumes of F− and NOx. See also FLUORIDES. 
Hazard Codes:
HarmfulXn
Risk Statements:
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed.
Safety Statements:
S36:Wear suitable protective clothing.
WGK Germany: 3
RTECS: YP2660000

Specification

First Aid Measures:
Eyes: Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately.
Skin: Get medical aid. Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes. Remove contaminated clothing and shoes.
Ingestion: If victim is conscious and alert, give 2-4 cupfuls of milk or water. Get medical aid immediately.
Inhalation: Get medical aid immediately. Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. 
Handling and Storage:
Handling: Wash thoroughly after handling. Remove contaminated clothing and wash before reuse. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation.
Storage: Store in a cool, dry place. Keep container closed when not in use. Hormones and antibiotics room.