Nevile and Winther's acid

noun

Ne·​vile and Win·​ther's acid

ˈnāvəl,

ˈvintə(r)z-

: a crystalline phenolic sulfonic acid HOC₁₀H₆SO₃H made by sulfonation of alpha-naphthol and used as a dye intermediate; 1-naphthol-4-sulfonic acid

Word History

Etymology

after R.H.C. Nevile, 19th century chemist and Adolph Winther, 20th century German chemist

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