Journal of the Chemical Society. Chemical communications p. 83 - 84 (1995)
Update date:2022-08-04
Topics:
Chaudhry, Amirah
Harger, Martin J. P.
Shuff, Philippa
Thompson, Alison
In CH2Cl2 solution the phosphinate anion BrCH2CH2(CH2)nCH2(Ph)P(O)O- cyclises only 4.3 times faster when n = 0 (five-membered ring product) than when n = 1; for the thiophosphinate anion ClCH2CH2(CH2)nCH2(Ph)P(S)O- cyclisation (via sulfur) is still only 30 times faster when n = 0 than when n = 1.
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