Chemistry of Port Wine
Aged Port wine contains a family of blueish phenolic pigments called portosins (vinylpyranoanthocyanins) and oxovitisin A, an oxovitisin, a type of pyranoanthocyanin with a 2-pyrone component.
Read more about this topic: Port Wine
Famous quotes containing the words chemistry of, chemistry, port and/or wine:
“The chemistry of dissatisfaction is as the chemistry of some marvelously potent tar. In it are the building stones of explosives, stimulants, poisons, opiates, perfumes and stenches.”
—Eric Hoffer (1902–1983)
“...some sort of false logic has crept into our schools, for the people whom I have seen doing housework or cooking know nothing of botany or chemistry, and the people who know botany and chemistry do not cook or sweep. The conclusion seems to be, if one knows chemistry she must not cook or do housework.”
—Ellen Henrietta Swallow Richards (1842–1911)
“The triumphs of peace have been in some proximity to war. Whilst the hand was still familiar with the sword-hilt, whilst the habits of the camp were still visible in the port and complexion of the gentleman, his intellectual power culminated; the compression and tension of these stern conditions is a training for the finest and softest arts, and can rarely be compensated in tranquil times, except by some analogous vigor drawn from occupations as hardy as war.”
—Ralph Waldo Emerson (1803–1882)
“Good wine is a good familiar creature, if it be well used.”
—William Shakespeare (1564–1616)