Payal posted an Question
September 10, 2020 • 00:35 am 30 points
  • IIT JAM
  • Chemistry (CY)

5 the reaction shown below is an example of hc hu hcch+ ch a) paterno-buchi reaction b) norrish type-i process c) mclafferty rearrangement d) norrish type-ll pr

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    Dinesh khalmaniya 1 best-answer

    option D

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    Upon photo-irradiation, carbonyl compounds undergo carbon-carbon bond cleavage reactions via biradical intermediates. The first type involves the formation of acyl radicals and is called the Norrish type I cleavage. The second type proceeds via γ-hydrogen abstraction and is called the Norrish type II cleavage.

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    check the mechanism of norish type 1 and 2

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    thank you sir

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    you welcome 🙏

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