threose Chem.
(ˈθriːəʊz)
[a. G. threose (O. Ruff 1901, in Ber. d. Deut. Chem. Ges. XXXIV. 1364), f. erythrose erythrose by omission and transposition of letters.]
A tetrose sugar, CHO·[CH(OH)]2·CH2OH, isolated as a hygroscopic solid and existing in two molecular configurations; it differs from erythrose in having the hydroxyl groups on the second and third carbon atoms on opposite sides of the carbon chain.
| 1901 Jrnl. Chem. Soc. LXXX. i. 449 The calcium salt [of l-xylonic acid]..was then oxidised with hydrogen peroxide and ferric acetate to l-threose. 1963 [see erythrose]. 1982 T. W. G. Solomons Fund. of Org. Chem. xix. 709 One cyanohydrin ultimately yields d-({b1})-erythrose and the other yields d-({b1})-threose. |