Title: 6-Deoxy-L-ascorbic Acid
CAS Registry Number: 528-81-4
Molecular Formula: C6H8O5
Molecular Weight: 160.12
Percent Composition: C 45.01%, H 5.04%, O 49.96%
Literature References: Prepn starting with 2,3-monoacetone-L-sorbomethylose: Müller, Reichstein, Helv. Chim. Acta 21, 273 (1938). Alternative procedure: CH 203549 and CH 209587 (1939 and 1940, both to Hoffmann-La Roche).
Properties: Stout prisms from ethyl acetate, mp 168°. Sublimes at 10-3 mm and 160°. [a]D22 +36.7° (0.1N HCl). Freely sol in water; sol in acetone, alcohol; sparingly sol in ethyl acetate. Practically insol in ether.
Melting point: mp 168°
Optical Rotation: [a]D22 +36.7° (0.1N HCl) |