Structural Formula Vector Image
Title: L-Threose
CAS Registry Number: 95-44-3
CAS Name: (2R,3S)-2,3,4-Trihydroxybutanal
Molecular Formula: C4H8O4
Molecular Weight: 120.10
Percent Composition: C 40.00%, H 6.71%, O 53.29%
Literature References: By degradation of L-xylose through the oxime and tetraacetyl-L-xylononitrile to L-threose diacetamide: Hockett et al., J. Am. Chem. Soc. 60, 278 (1938); from D-glucitol: Hutson, Weigel, J. Chem. Soc. 1961, 1546.
Properties: Shows mutarotation; final [a]D20 +13.2° (c = 4.5). Sol in water.
Optical Rotation: [a]D20 +13.2° (c = 4.5)
Derivative Type: Phenylosazone
Molecular Formula: C16H18N4O2
Molecular Weight: 298.34
Percent Composition: C 64.41%, H 6.08%, N 18.78%, O 10.73%
Properties: Dec 162°.

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