Schauder J, Krief A. Regio and stereochemically controlled ring opening of epoxides with grignard reagents. Stereocontrolled synthesis of the steroid side chains. first stereoselective hemisynthesis of 20s isolanosterol. Tetrahedron Lett 1982. [DOI: 10.1016/s0040-4039(00)85609-9] [Citation(s) in RCA: 12] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]

Halazy S, Krief A. New reactions of 1-seleno-1-vinyl cyclopropanes. Tetrahedron Lett 1981. [DOI: 10.1016/s0040-4039(01)82951-8] [Citation(s) in RCA: 15] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]

Denis J, Krief A. One pot synthesis of α-bromo and α-iodo ketones from epoxides. Tetrahedron Lett 1981. [DOI: 10.1016/s0040-4039(01)90340-5] [Citation(s) in RCA: 24] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/25/2022]

Halazy S, Dumont W, Krief A. Synthesis and reactivity of α-lithio α-trimethylsilyl cyclopropanes and related derivatives. Tetrahedron Lett 1981. [DOI: 10.1016/s0040-4039(01)83027-6] [Citation(s) in RCA: 15] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/17/2022]

Denis J, Desauvage S, Hevesi L, Krief A. New synthetic routes to vinyl sulfides, ketene thioacetals and their seleno analogues from carbonyl compounds. Tetrahedron Lett 1981. [DOI: 10.1016/s0040-4039(01)82051-7] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]

Denis J, Krief A. Mild reduction of α-halo ketones to ketones promoted by PI3 or P2I4. Tetrahedron Lett 1981. [DOI: 10.1016/s0040-4039(01)90341-7] [Citation(s) in RCA: 11] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/17/2022]

Ficini J, Krief A, Guingant A, Desmaele D. Influence of magnesium bromide on the regioselectivity of the cycloaddition of ynamines with cyclenones: difference in reactivity between cyclohexenones and cyclopentenones. Tetrahedron Lett 1981. [DOI: 10.1016/0040-4039(81)80134-7] [Citation(s) in RCA: 14] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]

Cravador A, Krief A. Unusual reactivity of selenoboranes towards epoxides: new selective routes to b-hydroxyselenides and allylalcohols. Tetrahedron Lett 1981. [DOI: 10.1016/s0040-4039(01)92941-7] [Citation(s) in RCA: 15] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]

Lucchetti J, Krief A. Comparative study for the introduction of a masked nucleophilic acyl moiety at the C(3) site of α,β-unsaturated aldehydes and esters. J Organomet Chem 1980. [DOI: 10.1016/s0022-328x(00)96196-5] [Citation(s) in RCA: 17] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/25/2022]

Krief A. Synthetic methods using α-heterosubstituted organometallics. Tetrahedron 1980. [DOI: 10.1016/0040-4020(80)80135-9] [Citation(s) in RCA: 283] [Impact Index Per Article: 6.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/24/2022]

Sevrin K, Denis J, Krief A. Olefin synthesis by reductive elimination of β-heterosubstituted alkylhalides. Tetrahedron Lett 1980. [DOI: 10.1016/s0040-4039(00)92804-1] [Citation(s) in RCA: 21] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]

Servrin M, Krief A. Regioselective ad [C,C] connective routes to oxetanes and tetrahydrofuranes. Tetrahedron Lett 1980. [DOI: 10.1016/s0040-4039(01)85563-5] [Citation(s) in RCA: 27] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/25/2022]

Van Ende D, Cravador A, Krief A. 1,1-Bis(phenylseleno)- and 1,1-bis(methylseleno)-alkyllithiums as building blocks in organic synthesis. J Organomet Chem 1979. [DOI: 10.1016/s0022-328x(00)92325-8] [Citation(s) in RCA: 32] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]

Burton A, Hevesi L, Dumont W, Cravador A, Krief A. Cleavage (Deprotection) of Selenoacetals to Carbonyl Compounds; A Comparative Study. SYNTHESIS-STUTTGART 1979. [DOI: 10.1055/s-1979-28856] [Citation(s) in RCA: 12] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/27/2022]

Hérin M, Delbar P, Rémion J, Sandra P, Krief A. Synthesis of squalene epoxide and lanosterol analogues for a biosynthetic experiment. Tetrahedron Lett 1979. [DOI: 10.1016/s0040-4039(01)95333-x] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]

Denis J, Krief A. New deoxygenation reactions of sulfoxides, selenoxides and primary nitroalkanes to sulfides, selenides and nitriles. Tetrahedron Lett 1979. [DOI: 10.1016/s0040-4039(01)86486-8] [Citation(s) in RCA: 17] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]

Denis J, Dumont W, Krief A. Olefins syntheses from β-hydroxysulfides. Tetrahedron Lett 1979. [DOI: 10.1016/s0040-4039(01)86518-7] [Citation(s) in RCA: 13] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]

Halazy S, Krief A. A new general route to olefins from selenides. Tetrahedron Lett 1979. [DOI: 10.1016/s0040-4039(01)86553-9] [Citation(s) in RCA: 14] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]

Denis J, Krief A. New synthetic route to 9,10-imino-phenanthrene. Tetrahedron 1979. [DOI: 10.1016/s0040-4020(01)99506-7] [Citation(s) in RCA: 24] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]

De Vos M, Krief A. Simple synthetic route to chrysanthemic acid and hemicaronic aldehyde. Tetrahedron Lett 1979. [DOI: 10.1016/s0040-4039(01)86870-2] [Citation(s) in RCA: 20] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/15/2022]

Devos M, Krief A. Pyrocine synthesis - a new approach to chrysanthemic ester. Tetrahedron Lett 1978. [DOI: 10.1016/s0040-4039(01)94686-6] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/01/2022]

Labar D, Hevesi L, Dumont W, Krief A. Olefin synthesis from selenides and selenoxides t.butylhydroperoxide-alumina, a powerful reagent for selenide oxidation-elimination. Tetrahedron Lett 1978. [DOI: 10.1016/s0040-4039(01)94482-x] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]

Devos M, Denis J, Krief A. New stereospecific synthesis of cis and trans d,1-chrysanthemic esters and analogs via a common intermediate. Tetrahedron Lett 1978. [DOI: 10.1016/s0040-4039(01)94687-8] [Citation(s) in RCA: 21] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]

Halazy S, Lucchetti J, Krief A. Cyclopropanone diselenoketals interesting building blocks in organic synthesis. Tetrahedron Lett 1978. [DOI: 10.1016/s0040-4039(01)95114-7] [Citation(s) in RCA: 31] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]

Dumont W, Sevrin M, Krief A. Unusual but not unexpected reactions of α-halogenoselenides. Tetrahedron Lett 1978. [DOI: 10.1016/s0040-4039(01)85079-6] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]

Labar D, Krief A, Hevesi L. New reagent for conversion of olefins to β-hydroxyselenides. Tetrahedron Lett 1978. [DOI: 10.1016/s0040-4039(01)95113-5] [Citation(s) in RCA: 32] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/25/2022]

Hevesi L, Nagy JB, Krief A, Derouane EG. 1H and13C studies of alkenes, epoxides and cyclic thionocarbonates. ACTA ACUST UNITED AC 1977. [DOI: 10.1002/mrc.1270100105] [Citation(s) in RCA: 17] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]

Sevrin M, Dumont W, Krief A. Synthetic route to vinyl selenides and vinyl selenoxides. Tetrahedron Lett 1977. [DOI: 10.1016/s0040-4039(01)83367-0] [Citation(s) in RCA: 25] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/27/2022]

Devos MJ, Hevesi L, Bayet P, Krief A. A new design for the synthesis of chrysanthemic esters and analogs And for the “pear ester” synthesis. Tetrahedron Lett 1976. [DOI: 10.1016/0040-4039(76)80180-3] [Citation(s) in RCA: 46] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/24/2022]

Sevrin M, Van Ende D, Krief A. Reduction or alkylative reduction of the carbonyl group. Tetrahedron Lett 1976. [DOI: 10.1016/s0040-4039(00)91757-x] [Citation(s) in RCA: 55] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/24/2022]

Sevrin M, Dumont W, Hevesi L, Krief A. Transformation of selenides to alkylhalides new routes for homologization of primary alkylhalides. Tetrahedron Lett 1976. [DOI: 10.1016/s0040-4039(00)91758-1] [Citation(s) in RCA: 42] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]

Van Ende D, Krief A. Regiospecific synthesis of αβ-unsaturated epoxides. Tetrahedron Lett 1976. [DOI: 10.1016/s0040-4039(00)77881-6] [Citation(s) in RCA: 20] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]

Anciaux A, Eman A, Dumont W, Van Ende D, Krief A. Synthetic routes to α-selenoacetals, α-selenonio sulfides, α-selenonio ethers, α-selenonio amine and α-selenonio silane. Tetrahedron Lett 1975. [DOI: 10.1016/s0040-4039(00)72212-x] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]

Anciaux A, Eman A, Dumont W, Krief A. Reactivity of mixed sulfo-seleno acetals and oxo-seleno acetals with n-butyllithium : A new route to substituted epoxides. Tetrahedron Lett 1975. [DOI: 10.1016/s0040-4039(00)72213-1] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/17/2022]

Van Ende D, Krief A. Stereoselective isomerisations of disubstituted olefins via seleniranes and thiiranes. Tetrahedron Lett 1975. [DOI: 10.1016/s0040-4039(00)75220-8] [Citation(s) in RCA: 38] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]

Dumont W, Bayet P, Krief A. Cleavage of Selenium Compounds by Butyllithium. A New, Regiospecific, Allyl Alcohol Synthon. ACTA ACUST UNITED AC 1974. [DOI: 10.1002/anie.197408041] [Citation(s) in RCA: 58] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]

Van Ende D, Krief A. A Highly Potent Reagent for Regioselective and Stereo-specific Synthesis of Polyenes Bearing Terminal Aziridine Groups. ACTA ACUST UNITED AC 1974. [DOI: 10.1002/anie.197402792] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]

Corey EJ, Krief A, Yamamoto H. Conversion of des-6-methyl-2,3-oxidosqualene to 19-norlanosterol by 2,3-oxidosqualene-sterol cyclase. J Am Chem Soc 1971;93:1493-4. [PMID: 5548348 DOI: 10.1021/ja00735a034] [Citation(s) in RCA: 13] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/15/2023]