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McKenna et al., 1977 - Google Patents

The facile dealkylation of phosphonic acid dialkyl esters by bromotrimethylsilane

McKenna et al., 1977

Document ID
12292892310149649515
Author
McKenna C
Higa M
Cheung N
McKenna M
Publication year
Publication venue
Tetrahedron Letters

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NC?. 2 157 tetrakis (trimethylsily1) esters under exceedingly mild conditions, typically 1-2 hr at 25". Specific examples comparing alkyl phosphonate silylations with (4a) and (4b) are presented in Table I. In a representative experiment, l-2 mnol of the neat phosphonate alkyl …
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    • C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic System
    • C07F9/02—Phosphorus compounds
    • C07F9/28—Phosphorus compounds with one or more P-C bonds
    • C07F9/38—Phosphonic acids RP(=O)(OH)2; Thiophosphonic acids, i.e. RP(=X)(XH)2 (X = S, Se)
    • C07F9/40—Esters thereof
    • C07F9/4003—Esters thereof the acid moiety containing a substituent or a structure which is considered as characteristic
    • C07F9/4062—Esters of acids containing the structure -C(=X)-P(=X)(XR)2 or NC-P(=X)(XR)2, (X = O, S, Se)
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    • C07F9/40—Esters thereof
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    • C07F9/32—Esters thereof
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    • C07F7/08—Compounds having one or more C-Si linkages
    • C07F7/18—Compounds having one or more C-Si linkages as well as one or more C-O-Si linkages

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