You know what it looks like… but what is it called?
TAKE THE QUIZ“Nevile”
We have one entry that includes the term Nevile.
Nevile and Winther's acid
noun: a crystalline phenolic sulfonic acid HOC10H6SO3H made by sulfonation of alpha-naphthol and used as a dye intermediate; 1-naphthol-4-sulfonic acid
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Merriam-Webster unabridged