8882. Sucrose Octaacetate

Nomenclature

CAS number: 126-14-7
C28H38O19; mol wt 678.59.
C 49.56%, H 5.64%, O 44.80%.

Description and references

Prepn from sucrose: Linstead et al., J. Am. Chem. Soc. 62, 3260 (1940). Synthesis: Lemieux, Huber, ibid. 78, 4117 (1956).

Properties

Hygroscopic, intensely bitter needles from alcohol, mp 89°; dec above 285°; bp1 260°. [α]D25.4 +58.5° (c = 2.56 in abs alcohol). nD 1.4660. Sol in 1100 parts water, 1.1 parts acetal, 0.7 part glacial acetic acid, 0.3 part acetone, 11 parts alcohol, 0.6 part benzene, 22 parts carbon tetrachloride, about 0.5 part methyl acetate, 7 parts paraldehyde, about 0.5 part toluene.

Use

Adhesive; impregnating and insulating papers; in lacquers and plastics; as a denaturant for alcohol.