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What is saytzeff’s rule?


The formation Alkenes by the dehydration of alcohols (using concentrated H2SO4) the hydrogen atom will be removed (to remove as water) from the adjacent carbon atom linked to the less number of hydrogen atoms.

Example: In the dehydration of Butane – 2Ol
2Butane is formed
CH3-CH=CH-CH3+H2Oàconcentrated H2SO4àCh3-CH2-CH-CH3

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