acetal
Noun
Meaning
A limpid, colorless, inflammable liquid from the slow oxidation of alcohol under the influence of platinum black.
Source: Webster's dictionarySynonyms
Hypernyms
Phrases with the word
Anagrams
Examples
Division Carbohydrates are polyhydroxy aldehydes, ketones, alcohols, acids, their simple derivatives and their polymers having linkages of the acetal type.
Saccharose does not have a reducing end because of full acetal formation between the aldehyde carbon of glucose (C1) and the keto carbon of fructose (C2).
Lactose contains a reducing end at its glucose moiety, whereas the galactose moiety form a full acetal with the C4-OH group of glucose.
Physical and chemical properties Structural O-α- D -glucopyranosyl-(1→2)-β- D -fructofuranoside In sucrose, the components glucose and fructose are linked via an acetal bond between C1 on the glucosyl subunit and C2 on the fructosyl unit.
The picture on the right shows a fractured acetal joint in a water supply system.
Under acidic conditions, the hemiacetal and the alcohol can further react to form an acetal and water.