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Cas Database |
| Name |
DL-o-Tyrosine |
EINECS | 219-134-8 |
| CAS No. | 2370-61-8 | Density | 1.334 g/cm3 |
| PSA | 83.55000 | LogP | 1.04690 |
| 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 | N/A | Appearance | Off-white solid |
| Safety | 26-36 | Risk Codes | 36/37/38 |
| Molecular Structure |
|
Hazard Symbols |
 Xi
|
| Synonyms |
DL-Phenylalanine,2-hydroxy-;o-Tyrosine, DL- (8CI);DL-2-Hydroxyphenylalanine;NSC 72345;Ortho-tyrosine;o-DL-Tyrosine;o-Tyrosine; |
Article Data | 15 |
DL-o-Tyrosine Chemical Properties
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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) | | |
DL-o-Tyrosine Safety Profile
Hazard Codes: 
Xi
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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