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D-Tyrosine（CAS# 556-02-5) Featured Image
  • D-Tyrosine（CAS# 556-02-5) 1

D-Tyrosine（CAS# 556-02-5)

Chemical Property:

Molecular Formula C9H11NO3
Molar Mass 181.19
Density 1.2375 (rough estimate)
Melting Point >300 °C (lit.)
Boling Point 314.29°C (rough estimate)
Specific Rotation(α) 11.3 º (c=5, 1N HCl)
Flash Point 186.7°C
Water Solubility SOLUBLE
Solubility Soluble in alkali solution and dilute acid, hardly soluble in water, insoluble in acetone, ethanol and ether
Vapor Presure 1.27E-06mmHg at 25°C
Appearance White crystal
Color White to off-white
Merck 14,9839
BRN 2212157
pKa 2.25±0.10(Predicted)
Storage Condition Store at RT.
Refractive Index 11.2 ° (C=5, 1mol/L
MDL MFCD00063073
Physical and Chemical Properties White needle Crystal, odorless, bitter taste; Soluble in alkali solution and dilute acid, insoluble in water, insoluble in acetone, ethanol and ether; Decomposition point of 310-314 ℃; specific rotation [α]22D 10.3 °(0.5-2.0 mg/ml,1 mol/L HCl).

Product Detail

Product Tags

Hazard Symbols Xi – Irritant
Risk Codes 36/37/38 – Irritating to eyes, respiratory system and skin.
Safety Description S26 – In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36 – Wear suitable protective clothing.
S24/25 – Avoid contact with skin and eyes.
WGK Germany 3
TSCA Yes
HS Code 29225000

 

Introduction

It is an optical isomer with L-tyrosine and is a non-protein amino acid. Insoluble in general neutral organic solvents such as absolute ethanol, ether, acetone, etc.

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