Structural Formula Vector Image
Title: a-Phenylglycine
CAS Registry Number: 69-91-0
CAS Name: a-Aminobenzeneacetic acid
Additional Names: a-aminophenylacetic acid; a-amino-a-toluic acid; C-phenylglycine
Molecular Formula: C8H9NO2
Molecular Weight: 151.16
Percent Composition: C 63.57%, H 6.00%, N 9.27%, O 21.17%
Line Formula: C6H5CH(NH2)COOH
Literature References: Prepd by hydrolysis of a-aminophenylacetonitrile with dil hydrochloric acid: Marvel, Noyes, J. Am. Chem. Soc. 42, 2264 (1920); R. E. Steiger, Org. Synth. coll. vol. III, 84 (1955).
Derivative Type: dl-Form
Properties: Lustrous platelets. Sublimes without melting at ~255°. Slightly sol in the usual organic solvents. Sol in alkalies.
Derivative Type: Methyl ester
Molecular Formula: C9H11NO2
Molecular Weight: 165.19
Percent Composition: C 65.44%, H 6.71%, N 8.48%, O 19.37%
Properties: Needles from petr ether, mp 32°. Sol in alcohol, ether, benzene.
Melting point: mp 32°
Derivative Type: Ethyl ester
Molecular Formula: C10H13NO2
Molecular Weight: 179.22
Percent Composition: C 67.02%, H 7.31%, N 7.82%, O 17.85%
Properties: Liquid, bp 257°; bp16 149°; bp5 114-115°; nD25 1.500.
Boiling point: bp 257°; bp16 149°; bp5 114-115°
Index of refraction: nD25 1.500
Derivative Type: l-Form
Properties: Needles from dil alc, mp 305-310°. [a]D20 -157.8° (dil HCl).
Melting point: mp 305-310°
Optical Rotation: [a]D20 -157.8° (dil HCl)
Derivative Type: d-Form
Properties: Crystals. [a]D20 +156° (dil HCl).
Optical Rotation: [a]D20 +156° (dil HCl)

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