Benzophenone-n

Benzphenone-1 – benzophenone-12 (BP-1 –BP-12) are UVA/UVB absorbers. Most of them are used in sunscreens.
Benzophenone-1 (2,4-dihydroxybenzophenone)
Benzophenone-2 (2,2′,4,4′-tetrahydroxybenzophenone)
Benzophenone-3 (oxybenzone)
Benzophenone-4 (sulisobenzone)
Benzophenone-5 (sulisobenzone sodium)
Benzophenone-6 (2,2′-dihydroxy-4,4′-dimethoxybenzophenone)
Benzophenone-7 (5-chloro-2-hydroxybenzophenone)
Benzophenone-8 (dioxybenzone)
Benzophenone-9 (sodium 2,2′-dihydroxy-4,4′-dimethoxybenzophenone-5,5′-disulfonate)
Benzophenone-10 (mexenone, 2-hydroxy-4-methoxy-4′-methyl-benzophenone)
Benzophenone-11 (benzophenone-2 and benzophenone-6)
Benzophenone-12 (octabenzone, used to protect plastics)

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