Search Results - "Suggate, Michael J."
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Recent Developments in the Transfer of Chirality within Enolate Alkylation Reactions
Published in Angewandte Chemie International Edition (27-12-2004)“…Remarkable asymmetric induction is observed in the alkylation of enolates derived from enantiomerically pure amides, even though these enolates seem to have no…”
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The use of quasi-enantiomeric isotopomers as chiral probes for determining stereoisomeric purity
Published in Journal of labelled compounds & radiopharmaceuticals (01-09-2004)“…This review discusses the use of chiral isotopomers, in particular the use of quasi‐enantiomeric isotopomers as novel chiral probes for determination of…”
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Enantioselective Protonation of a Lithium Enolate Derived from 2-Methyl-1-tetralone Using Chiral Sulfonamides
Published in Bulletin of the Chemical Society of Japan (01-05-2005)“…The synthesis of enantiomerically enriched (R)-2-methyl-1-tetralone (1) with 77% e.e. was achieved through protonation of its lithium enolate (3) using a…”
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Investigations into the Regioselective C-Deuteration of Acyclic and Exocyclic Enolates
Published in European journal of organic chemistry (01-02-2003)“…Results are reported on the regioselective C‐deuteration of a series of related acyclic and exocyclic enolates derived from substituted aryl ketones. We…”
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Investigations into the C-deuteriation of aryl alkyl ketones using urea as a pro-base in the presence of a deuterium donor
Published in Journal of labelled compounds & radiopharmaceuticals (01-06-2006)“…Results are reported on the regioselective C‐deuteriation of a series of enolates derived from the deprotonation of aryl alkyl ketones using dilithiated urea…”
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Investigations into the C-deuteriation of silyl enol ethers derived from aryl alkyl ketones
Published in Journal of labelled compounds & radiopharmaceuticals (01-08-2006)“…Results are reported on the regioselective C‐deuteriation of a series of silyl enol ethers derived from aryl alkyl ketones using deuterium (D2) gas as the…”
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Probing the regioselective C-deuteriation of lithium enolates derived from 2-methyl-tetralone in the presence of substituted tertiary amines
Published in Journal of labelled compounds & radiopharmaceuticals (01-07-2006)“…Results are reported on the regioselective C‐deuteriation of 2‐methyl‐tetralone using a series of D‐sources and tertiary amines as potential mediators. The…”
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On the specific rotation of deuterium-containing isotopomers of 2-dimethylaminocyclohexyl-1-trimethylammonium iodide
Published in Journal of labelled compounds & radiopharmaceuticals (01-02-2006)“…The specific rotation of a variety of differential isotopomers is reported. The difference in their specific rotation appears to be greater than their…”
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Investigations into the C-deuteriation of enol acetates derived from aryl alkyl ketones
Published in Journal of labelled compounds & radiopharmaceuticals (01-04-2005)“…Results are reported on the regioselective C‐deuteriation of a series of enol acetates (derived from the aryl alkyl ketones) using molecular deuterium as the…”
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Investigations into the enantioselective C-protonation of prostereogenic enolate(s) derived from N, N′-diisopropyl-2-phenylpropanamide using suicide C-based proton sources
Published in Tetrahedron letters (13-12-2004)“…[Display omitted] The synthesis of enantiomerically enriched (−)-( R)- N, N′-diisopropyl-2-phenylpropanamide was achieved in up to 69% enantiomeric excess by…”
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Reversal of enantioselectivity on protonation of enol(ate)s derived from 2-methyl-1-tetralone using C 2-symmetric sulfonamides
Published in Tetrahedron letters (13-12-2004)“…[Display omitted] The synthesis of enantiomerically enriched ( R)-2-methyl-1-tetralone 1 (64% e.e.) was achieved through protonation of its lithium enolate 3…”
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Synthesis and derivatisation of N, N′-trisubstituted 1,2-diamines derived from (1 R,2 R)-1,2-diaminocyclohexane
Published in Tetrahedron letters (16-05-2005)“…[Display omitted] The synthesis of N, N′-trisubstituted 1,2-diamines can be achieved by simple reduction of an aminal derived from (1 R,2…”
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Synthesis of N, N′-disubstituted cyclic 1,2-diamines derived from (1 R,2 R)-1,2-diaminocyclohexane
Published in Tetrahedron letters (16-05-2005)“…[Display omitted] The synthesis of N, N′-unsymmetrically tetrasubstituted cyclic 1,2-diamines derived from (1 R,2 R)-diaminocyclohexane is reported. We comment…”
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Reversal of enantioselectivity on protonation of enol(ate)s derived from 2-methyl-1-tetralone using C2-symmetric sulfonamides
Published in Tetrahedron letters (01-12-2004)Get full text
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An efficient synthesis of tetrasubstituted cyclohexyl-1,2-diamines
Published in Tetrahedron letters (14-03-2005)“…[Display omitted] The synthesis of symmetrically tetrasubstituted diamines derived from the ( R, R)-cyclohexyl-1,2-diamine is reported. We comment on the…”
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Investigations into theC-deuteriation of silyl enol ethers derived from aryl alkyl ketones
Published in Journal of labelled compounds & radiopharmaceuticals (01-08-2006)Get full text
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Investigations into the regioselective C-deuteriation of enolates derived from 2-methyl tetralone using piperidine-d11
Published in Journal of labelled compounds & radiopharmaceuticals (01-05-2004)“…Results are reported on the regioselective C‐deuteriation of 2‐methyl tetralone using piperidine‐d11 as a deuterium source. The results presented further aid…”
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Investigations into the regioselective C ‐deuteriation of enolates derived from 2‐methyl tetralone using piperidine‐ d 11
Published in Journal of labelled compounds & radiopharmaceuticals (01-05-2004)“…Results are reported on the regioselective C ‐deuteriation of 2‐methyl tetralone using piperidine‐ d 11 as a deuterium source. The results presented further…”
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