Melting point | 240 °C (dec.)(lit.) |
alpha | -156 º (c=1, 1 N HCl) |
Boiling point | 295.73°C (rough estimate) |
density | 1.396 |
vapor pressure | 0Pa at 25℃ |
refractive index | -158 ° (C=1, 1mol/L HCl) |
storage temp. | 2-8°C |
solubility | 5g/l |
pka | 2.15±0.10(Predicted) |
form | Liquid |
color | Clear colorless to yellow |
optical activity | [α]23/D 158±3°, c = 1 in 1 M HCl |
Water Solubility | 5 g/L (20 ºC) |
BRN | 2210998 |
LogP | -2.25 |
CAS DataBase Reference | 22818-40-2(CAS DataBase Reference) |
EPA Substance Registry System | Benzeneacetic acid, .alpha.-amino-4-hydroxy-, (.alpha.R)- (22818-40-2) |
Hazard Codes | Xi |
Risk Statements | 36/37/38 |
Safety Statements | 26-36-24/25 |
WGK Germany | 3 |
TSCA | Yes |
HS Code | 29225000 |
Chemical Properties | off-white powder |
Uses | 4-Hydroxy-D-(-)-2-phenylglycine is an compound used mainly for the synthetic preparation of β-lactam antibiotics. |
Uses | 4-Hydroxy-D-(-)-2-phenylglycine (Cefadroxil EP Impurity A(Amoxicillin EP Impurity A)) is an compound used mainly for the synthetic preparation of β-lactam antibiotics. |
Definition | ChEBI: The D-enantiomer of 4-hydroxyphenylglycine. A non-proteinogenic amino acid found in Herpetosiphon aurantiacus. |
Flammability and Explosibility | Nonflammable |
Purification Methods | Crystallise it from water and dry it in vacuo. [Beilstein 14 I 659.] |