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ChemicalBook >  Product Catalog >  Biochemical Engineering >  Amino Acids and Derivatives >  Glycine derivative >  (R)-(-)-2-(2,5-Dihydrophenyl)glycine

(R)-(-)-2-(2,5-Dihydrophenyl)glycine

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(R)-(-)-2-(2,5-Dihydrophenyl)glycine Basic information

Product Name:
(R)-(-)-2-(2,5-Dihydrophenyl)glycine
Synonyms:
  • Cefradine Impurity B(EP)
  • (R)-alpha-aminocyclohexa-1,4-diene-1-acetic acid
  • D-(-)-alpha-2,5-Dihydrophenylglycine
  • (R)-(-)-2-(2,5-DIHYDROPHENYL)GLYCINE, 98
  • D-(-)-Dihydro-alpha-phenylglycine
  • (r)-à-amino-1-(1,4-cyclohexadienyl)acetic acid
  • (r)-α-amino-1,4-cyclohexadiene-1-acetic acid
  • L--Dihydrophenylglycine
CAS:
26774-88-9
MF:
C8H11NO2
MW:
153.18
EINECS:
247-999-1
Product Categories:
  • Pharmaceutical Intermediates
Mol File:
26774-88-9.mol
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(R)-(-)-2-(2,5-Dihydrophenyl)glycine Chemical Properties

Melting point:
280 °C (dec.) (lit.)
alpha 
-154 º (c=1 in H2O)
Boiling point:
276.1°C (rough estimate)
Density 
1.1577 (rough estimate)
refractive index 
-155 ° (C=1, 1mol/L HCl)
storage temp. 
-20°C
pka
2.17±0.10(Predicted)
form 
neat
optical activity
[α]20/D 154°, c = 1 in H2O
BRN 
2091420
CAS DataBase Reference
26774-88-9(CAS DataBase Reference)
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Safety Information

Safety Statements 
24/25
WGK Germany 
3

MSDS

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(R)-(-)-2-(2,5-Dihydrophenyl)glycine Usage And Synthesis

Chemical Properties

white powder

Uses

(R)-(-)-2-(2,5-Dihydrophenyl)glycine is a cycohexadiene based amino acid used in the preparation of cephalosporin-type antibiotics such as Cephradine (C261800).

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