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naphthyl group

noun, Chemistry
1.
Also called alpha-naphthyl group, alpha-naphthyl radical. the univalent group C 1 0 H 7 –, having a replaceable hydrogen atom in the first, or alpha, position; 1-naphthyl group.
2.
Also called beta-naphthyl group, beta-naphthyl radical. the univalent group C 1 0 H 7 –, having a replaceable hydrogen atom in the second, or beta, position; 2-naphthyl group.
Also called naphthyl radical.

alpha-naphthyl group

[al-fuh-naf-thil, -nap-, al-] /ˈæl fəˈnæf θɪl, -ˈnæp-, ˌæl-/
noun, Chemistry
1.
naphthyl group (def 1).
Also called alpha-naphthyl radical.
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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