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The antiseptic chloroxylenol is chemically:

1. 4-chloro-3,5-dimethyl phenol
2. 3-chloro-4, 5-dimethyl phenol
3. 4-chloro-2, 5-dimethyl phenol
4. 5-chloro-3,4-dimethyl phenol

Correct answer: 4-chloro-3,5-dimethyl phenol

Solution

Chloroxylenol (PCMX), the antiseptic in Dettol, is 4-chloro-3,5-dimethylphenol.

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