Title: Leucodrin
CAS Registry Number: 14225-07-1
CAS Name: (4R,5S,8R,9R)-8-[(1S)-1,2-Dihydroxyethyl]-9-hydroxy-4-(4-hydroxyphenyl)-1,7-dioxaspiro[4.4]nonane-2,6-dione
Molecular Formula: C15H16O8
Molecular Weight: 324.28
Percent Composition: C 55.56%, H 4.97%, O 39.47%
Literature References: From leaves of Leucadendron concinnum R. Br., Proteaceae: Hesse, Ann. 290, 314 (1896); Rapson, J. Chem. Soc. 1938, 282. Structure: Rapson, ibid. 1940, 1271; Perold, Pachler, Proc. Chem. Soc. London 1964, 62; eidem, J. Chem. Soc. C 1966, 1918.
Properties: Prisms from water, mp 212-212.5°. [a]D17 -19.2° (c = 3.5 in 40% alc). Slightly sol in water, alcohol.
Melting point: mp 212-212.5°
Optical Rotation: [a]D17 -19.2° (c = 3.5 in 40% alc)
Status: This monograph has been retired and is no longer subject to revision or update. |