(R,R)-2,3-Butanediol

colourless or slightly brown liquid

C₂ symmetric chiral diol with versatile applications as a chiral auxiliary, building block, and chiral ligand. Cyclocondenses with ketones for ¹³C NMR determination of optical purity.

(2R,3R)-(-)-2,3-Butanediol is used as a chiral auxiliary, chiral ligand and building block. Cyclocondenses with ketones for (13)C NMR determination of optical purity. It is used in the resolution of carbonyl compounds in gas chromatography.

ChEBI: The (R,R) diastereoisomer of butane-2,3-diol.

(2R,3R)-(-)-2,3-Butanediol is a key building block in pharmaceutical industry.

Not classified

Purify it by fractional distillation. The bis-(4-nitrobenzoate) has m 141-142o and [] (-) or (+) 52o (c 4 CHCl3). [Ghirardelli & Lucas J Am Chem Soc 79 734 1957, Rubin et al. J Am Chem Soc 74 425 1952, Neish Can J Res 27 6 1949, Neish & Ledingham Can J Res 27 694 1949, Beilstein 1 IV 2524-2525.]