| Title:  Muscazone CAS Registry Number:  2255-39-2 CAS Name:  a-Amino-2,3-dihydro-2-oxo-5-oxazoleacetic acid Additional Names:  a-amino-2-oxo-4-oxazoline-5-acetic acid Molecular Formula:  C5H6N2O4 Molecular Weight:  158.11 Percent Composition:  C 37.98%, H 3.82%, N 17.72%, O 40.48% Literature References:  From Amanita muscaria (L.) Fr., Agaricaceae:  Eugster et al., Tetrahedron Lett. 1965, 1813.  Structure:  Fritz et al., ibid. 1965, 2075; Reiner, Eugster, Helv. Chim. Acta 50, 128 (1967).  Synthesis:  Göth et al., ibid. 137. Properties:  Crystals, decomp above 190°.  uv max at pH 2-7:  212 nm (e 8700); at pH 12:  220 nm (e 7500). Absorption maximum:  uv max at pH 2-7:  212 nm (e 8700); at pH 12:  220 nm (e 7500)  |