Product Name

  • Name

    DL-O-TYROSINE

  • EINECS 219-134-8
  • CAS No. 2370-61-8
  • Article Data15
  • CAS DataBase
  • Density 1.334 g/cm3
  • Solubility Soluble in water, and DMSO (Heated).
  • Melting Point 260oC
  • Formula C9H11NO3
  • Boiling Point 369.032 °C at 760 mmHg
  • Molecular Weight 181.191
  • Flash Point 176.984 °C
  • Transport Information
  • Appearance Off-white solid
  • Safety 26-36
  • Risk Codes 36/37/38
  • Molecular Structure Molecular Structure of 2370-61-8 (DL-O-TYROSINE)
  • Hazard Symbols IrritantXi
  • Synonyms DL-Phenylalanine,2-hydroxy-;o-Tyrosine, DL- (8CI);DL-2-Hydroxyphenylalanine;NSC 72345;Ortho-tyrosine;o-DL-Tyrosine;o-Tyrosine;
  • PSA 83.55000
  • LogP 1.04690

DL-o-Tyrosine Chemical Properties


IUPAC Name: 2-Amino-3-(2-hydroxyphenyl)propanoic acid
Molecular Weight: 181.18854 [g/mol]  
Molecular Formula: C9H11NO3  
XLogP3-AA: -1.8  
H-Bond Donor: 3  
H-Bond Acceptor: 4
EINECS: 219-134-8
Product Categories: Amino Acids 13C, 2H, 15N;Amino Acids & Derivatives
Appearance: Off-White Solid
Melting Point: -260 °C  
Index of Refraction: 1.614 
Molar Refractivity: 47.37 cm3 
Molar Volume: 135.8 cm3   
Surface Tension: 65.7 dyne/cm 
Density: 1.333 g/cm3 
Flash Point: 177 °C 
Enthalpy of Vaporization: 64.96 kJ/mol 
Boiling Point: 369 °C at 760 mmHg 
Vapour Pressure of o-Tyrosine, DL- (CAS NO.2370-61-8): 4.26E-06 mmHg at 25 °C 

DL-o-Tyrosine Uses

 o-Tyrosine, DL- (CAS NO.2370-61-8) is used as a precursor in the formation of catecholamines.

DL-o-Tyrosine Toxicity Data With Reference

Organism

Test Type

Route

Reported Dose (Normalized Dose)

Effect

Source

mouse

LD50

intravenous

320mg/kg (320mg/kg)

 

U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. Vol. NX#02426,

DL-o-Tyrosine Safety Profile

Hazard Codes: IrritantXi
Risk Statements: 36/37/38 
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36:Wear suitable protective clothing.
WGK Germany: 3
RTECS of o-Tyrosine, DL- (CAS NO.2370-61-8): YP2285000

DL-o-Tyrosine Specification

 o-Tyrosine, DL- (CAS NO.2370-61-8), its Synonyms are Alanine, 3-(o-hydroxyphenyl)-, DL ; DL-3-(o-Hydroxyphenyl)alanine ; DL-o-Tyrosine ; 2-Hydroxyphenylalanine .

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