Metal Free Regio – and Stereoselective Semireduction of CF3-Substituted N-Allenamides
Clément Gommenginger, Maxime Hourtoule, Marco Menghini and Laurence Miesch
Org. Biomol. Chem., 2024, Advance Article – DOI :


Evolutionary metabolomics of specialized metabolism diversification in the genus Nicotiana highlights N-acylnornicotine innovations
David Elser, David Pflieger, Claire Vilette, Baptiste Moegle, Laurence Miesch, and Emmanuel Gaquerel

Science Advances, Vol 9, Issue 34, 2023DOI: 10.1126/sciadv.ade898


TBAF-promoted carbanion mediated sulfonamide cyclization of CF3-substituted N-allenamides an access to fluorinated gamma-sultams
Clément Gommenginger, Yongxiang Zheng, Daniele Maccarone, Ilaria Ciofini  and  Laurence Miesch
Organic Chemistry Frontiers , 2023 (invited paper) – DOI: 10.1039/D3QO00781B



Silver-Catalyzed Domino Reaction of CF3Substituted N-Allenamides with Primary Amines for the Construction of 2-Amido-5-fluoropyrroles
Maxime Hourtoule and Laurence Miesch
Org. Lett., 2023 – DOI :


Construction of C-N and C-O bonds based on N-allenamide functionalization
Maxime Hourtoule and Laurence Miesch
Org. Biomol. Chem., 2022 -DOI :

Noncanonical Strigolactone Analogues Highlight Selectivity for Stimulating Germination in Two Phelipanche ramosa Populations
Suzanne Daignan Fornier, Alexandre de Saint Germain, Pascal Retailleau, Jean-Paul Pillot, Quentin Taulera, Lucile Andna, Laurence Miesch, Soizic Rochange, Jean-Bernard Pouvreau, and François-Didier Boyer
Nat. Prod. 2022 – DOI:


Triton B-Promoted Regioselective Intramolecular Addition of Enolates to Tethered Ynamides for the Construction of 8-Membered O-Heterocycles
Santanu Ghosh, Yongxiang Zheng, Daniele Maccarone, Feven Alemu Korsaye, Ilaria Ciofini,  and  Laurence Miesch  

Org. Chem. Front., 2022 – DOI : 10.1039/D2QO00873D

Regio- and Stereoselective Addition to gem-Difluorinated Ene–Ynamides: Access to Stereodefined Fluorinated Dienes
Maxime Hourtoule and Laurence Miesch

Organic Letters, Articles ASAP (Letter), Publication Date (Web):May 19, 2022 – DOI: 10.1021/acs.orglett.2c01593

Synthesis of Non-natural Aza-Iridoids via Ynamides and Molecular Networking-Based Tracing of Their In Planta Bioconversion
Baptiste Moegle, Maxime Hourtoule, Clément Gommenginger, Asmaa Belabbes, Claire Villette, David Elser, Emmanuel Gaquerel, Nicolas Navrot, and Laurence Miesch
J. Org. Chem. First published: 12 May 2022 – DOI:

One-Pot anti-Michael Regio- and Stereoselective Hydroamination of Activated N-Allenamides
Maxime Hourtoule, Yongxiang Zheng, Anna Perfetto, Davide Luise, Ilaria Ciofini and Laurence Miesch
The Journal of Organic Chemistry, Publication Date (Web): March 28, 2022 – DOI :


Copper-Catalyzed Synthesis of Terminal vs. Fluorine-Substituted N- Allenamides via Addition of Diazo Compounds to Terminal Ynamides
Yongxiang Zheng, Baptiste Moegle, Santanu Ghosh, Anna Perfetto, Davide Luise, Ilaria Ciofini and Laurence Miesch

Chemistry A European Journal,  2022 – DOI :


Direct Synthesis of CF2HSubstituted 2Amidofurans via Copper-Catalyzed Addition of Difluorinated Diazoacetone to Ynamides
Yongxiang Zheng, Anna Perfetto, Davide Luise, Ilaria Ciofini, Laurence Miesch
Organic Letters, 2021 – DOI :

Innate promiscuity of the CYP706 family of P450 enzymes provides a suitable context for the evolution of dinitroaniline resistance in weed 
Fatemeh Abdollahi, Mohammad Taghi Alebrahim, Chheng Ngov, Etienne Lallemand , Younxiang Zheng, Claire Villette, Julie Zumsteg, François André, Nicolas Navrot, Danièle, Werck‐Reichhart, Laurence Miesch
New Phytologist 2021, 229, 3253-3268 – DOI : 10.1111/nph.17126


Tertiary Enamide-Promoted Diastereoselective Domino: N-Acyliminium Ion Trapping and Nazarov Cyclization
Yongxiang Zheng, Lucile Andna, Olivia Bistri, and Laurence Miesch
Org. Lett. 2020 – DOI : 10.1021/acs.orglett.0c02251

Tertiary Enamides as Versatile and Valuable Substrates to Reach Chemical Diversity
(invited review by professor Paul Knochel)
F. Beltran, L. Miesch
Synthesis 2020 – DOI: 10.1055/s-0040-1707403

Inhibition of phytosterol biosynthesis by azasterols
S. Darnet, L. Martin, P. Mercier, F. Bracher, P. Geoffroy, H. Schaller
Molecules 2020, 25, 1111 – DOI :10.3390/molecules25051111


Surfactant Micelles Enable Metal-Free Spirocyclization of Keto-Ynamides and Access to Aza-Spiro Scaffolds in Aqueous Media
F. Beltran, A. V. Vela-Gonzalez, T. Knaub, M. Schmutz, M. P. Krafft, L. Miesch

Eur. J. Org. Chem. 2019 – DOI: 10.1002/ejoc.201901441

A Promiscuous CYP706A3 Reduces Terpene Volatile Emission from Arabidopsis Flowers, with Impacts on Florivores and Floral Microbiome
B. Boachon, Y. Burdloff, J.X. Ruan, R. Rojo, R. R. Junker, B. Vincent, F. Nicolè, F. Bringel, A. Lesot, L. Henry, J.E. Bassard, S. Mathieu, L. Allouche, I. Kaplan, N. Dudareva, S. Vuilleumier, L. Miesch, F. André, N. Navrot, X.-Y. Chen and D. Werck-Reichhart
Plant Cell, 2019 – DOI: 10.1105/tpc.19.00320

Characterization of Jasmonoyl-Isoleucine (JA-Ile) hormonal catabolic pathways in rice upon wounding and salt stress
M. Hazman, M. Sühnel, S. Schäfer, J. Zumsteg, A. Lesot, F. Beltran, V. Marquis, L. Herrgott, L. Miesch, M. Riemann and T. Heitz
Rice 2019 – DOI: 0.1186s12284-019-0303-0  

Metal-Free Synthesis of Activated Ynesulfonamides and Teritary Enesulfonamides
L. Andna and L. Miesch
Org. Biomol. Chem. 2019, 17, 5688 – 5692 – DOI: 10.1039/C9OB00947G

Tertiary Enamide-Triggered SEAr: Domino Allylation and Enamine-Type Addition
F. Beltran and L. Miesch
Org. Lett. 2019, 21, 1569-1573 – DOI:

Spirocyclization of Keto-Ynesulfonamides Promoted by Quaternary Ammonium Salts
Frédéric Beltran, Lucile Andna and Laurence Miesch

Org. Chem. Front. 2019, 6, 373-376 – DOI: 10.1039/C8QO00937F

Diastereo-/Enantioselective Diels-Alder Synthesis of 14b-Hydroxysteroid Scaffolds: A Combined Experimental and DFT Study
Clovis Peter, Philippe Geoffroy, Takatsugu Murata, Takayuki Tonoi, Isamu Shiina and Michel Miesch

Heterocycles, 2019 – DOI: 10.3987/COM-18-S(F)99


Vitamin D5 in Arabidopsis Thaliana
Silvestro D, Villette C, Delecolle J, Olsen CE, Motawia MS, Geoffroy P, Miesch M, Jensen PE, Heintz D, Schaller H.

Sci Rep 2018, 8, 16348 – DOI: 10.1038/s41598-018-34775-z

Trapping of N-Acyliminium Ions with Enamides: An Approach to Medium-Sized Diaza-Heterocycles
Lucile Andna and Laurence Miesch

Org. Lett. 2018, 20, 3430-3433 – DOI: 10.1021/acs.orglett.8b01407

Intramolecular Morita-Baylis-Hillman reaction as a strategy for the construction of tricyclic sesquiterpene cores
Clovis Peter, Philippe Geoffroy and Michel Miesch
Org. Biomol. Chem. 2018, 16, 1381-1389 – DOI: 10.1039/C7OB03124F

Evidence for effective structure-based neuromodulatory effects of new analogs of neurosteroid allopregnanolone
Taleb, O., Patte-Mensah, C., Meyer, L., Kemmel, V., Geoffroy, P., Miesch, M., Mensah-Nyagan, A-G.
J. Neuroendocrinol. 2018 – DOI: 10.1111/jne.12568

Highly diastereoselective access to polyfunctionalized 1,3-oxazines promoted by Brønsted/Lewis acids
Clovis Peter, Philippe Geoffroy and Michel Miesch
Organic Chemistry Frontiers 2018, 5, 566 – DOI: 10.1039/C7QO00891K


Social Isolation in Early versus Late Adolescent Mice Is Associated with Persistent Behavioral Deficits That Can Be Improved by Neurosteroid-Based Treatment
A. Locci, P. Geoffroy, M. Miesch; A-G. Mensah, G. Pinna
Frontiers in Cellular Neuroscience 2017, 11, article 208 – DOI: 10.3389/fncel.2017.00208

Direct Spirocyclization from Keto-sulfonamides: An Approach to Azaspiro Compounds
Frédéric Beltran, Indira Fabre, Ilaria Ciofini, and Laurence Miesch
Org. Lett. 2017, 19, 5042-5045 – DOI: 10.1021/acs.orglett.7b02216

Jasmonic Acid Oxidase 2 (JAO2) hydroxylates jasmonic acid and represses basal defense and resistance responses against Botrytis cinerea infection
Smirnova E, Marquis V, Poirier L, Aubert Y, Zumsteg J, Ménard R, Miesch L, Heitz T.

Mol Plant. 2017 – DOI: 10.1016/j.molp.2017.07.010

Allopregnanolone and its analog BR 297 rescue neuronal cells from oxidative stress-induced death through bioenergetic improvement
I. Lejri, A. Grimm, M. Miesch, P. Geoffroy, A. Eckert, A.G. Mensah-Nyagan

Biochim. Biophys. Acta 2017, 1863, 631-642 – DOI: 10.1016/j.bbadis.2016.12.007


A grapevine cytochrome P450 generates the precursor of wine lactone, a key odorant in wine
Ilc, T., Halter, D., Miesch, L., Lauvoisard, F., Kriegshauser, L., Ilg, A., Baltenweck, R., Hugueney, P., Werck-Reichhart, D., Duchêne, E. and Navrot, N.
New Phytol. 2016 – DOI: 10.1111/nph.14139

Novel analogs of allopregnanolone show improved efficiency and specificity in neuroprotection and stimulation of proliferation
M. Karout, M. Miesch, P. Geoffroy, St. Kraft , H-D. Hofmann, A.G. Mensah-Nyagan, M. Kirsch
J. Neurochem. 2016 – DOI: 10.1111/jnc.13693

Diastereo- and Enantioselective Synthesis of Polyfunctionalized Diquinanes, Hydrindanes, and Decalins Bearing a Hydroxyl Group at the Ring Junction (invited review by Prof. P. Knochel)
C. F. Heinrich, C. Peter, L. Miesch, P. Geoffroy, M. Miesch
Synthesis 2016, 48, 1607-1615 – DOI: 10.1055/s-0035-1561858

Concise approach to (ent)-14β-hydroxysteroids through highly diastereo/enantioselective Diels-Alder reactions
C. Peter, B. Ressault, P. Geoffroy, M. Miesch
Chem. Eur. J. 2016, 22, 10808-10812 – DOI: 10.1002/chem.201601926

Dynamics of Jasmonate Metabolism upon Flowering and across Leaf Stress Respons Arabidopsis thaliana
E. Widemann, E. Smirnova, Y. Aubert, L. Miesch, T. Heitz
Plants 2016 – DOI:10.3390/plants5010004

Silver-Catalyzed 7-exo-dig Cyclization of Silylenolether-ynesulfonamides
Heinrich, C. F.; Fabre, I; Miesch, L.

Angew. Chem. Int. Ed. 2016, 55, 5170-5174 – DOI: 10.1002/anie.201510708


CYP76C1 (Cytochrome P450)-Mediated Linalool Metabolism and the Formation of Volatile and Soluble Linalool Oxides in Arabidopsis Flowers: A Strategy for Defense against Floral Antagonists
Boachon B., Junker R.R., Miesch L., Bassard J.E., Höfer R., Caillieaudeaux R., Seidel D.E., Lesot A., Heinrich C., Ginglinger J.F., Allouche L., Vincent B., Wahyuni D.S., Paetz C., Beran F., Miesch M., Schneider B., Leiss K., Werck-Reichhart D.

The Plant Cell 2015, 27, 2972-2990 – DOI: 10.1105/tpc.15.00399

Sequential oxidation of jasmonoyl-phenylalanine and jasmonoyl-isoleucine by multiple cytochrome P450 of the CYP94 family through newly identified aldehyde intermediates
E. Widemann, B. Grausem, H. Renault, E. Pineau, C. Heinrich, R. Lugan, P. Ullmann, L. Miesch, Y. Aubert, M. Miesch, T. Heitz, F. Pinot
Phytochemistry 2015, 117, 388-399 – DOI: 10.1016/j.phytochem.2015.06.027

Base catalyzed synthesis of bicyclo[3.2.1]octane scaffolds
Régis Boehringer, Philippe Geoffroy, Michel Miesch
Org. Biomol. Chem. 2015, 13, 6940-6943 – DOI: 0.1039/C5OB00933B

CYP94-mediated jasmonoyl-isoleucine hormone oxidation shapes jasmonate profiles and attenuates defence responses to Botrytis cinerea infection
Yann Aubert, Emilie Widemann, Laurence Miesch, Franck Pinot and Thierry Heitz
J. Exp. Bot. 2015, 66, 3879-3892 – DOI: 10.1093/jxb/erv190

In situ intramolecular catalytic 1,2-addition of allenoates to cyclic ketones towards polycyclic allenoates
Clément F. Heinrich, Michel Miesch and Laurence Miesch
Org. Biomol. Chem. 2015, 13, 2153-2156 – DOI: 10.1039/C4OB02451F

A Route for the Total Synthesis of Enantiomerically Enriched Jasmonates 12-COOH-JA and 12-COOH-JA-Ile
Clément F. Heinrich, Emilie Widemann, Jérémie Sanz, Raphaël Lugan, Thierry Heitz, Franck Pinot, Michel Miesch, and Laurence Miesch
Eur. J. Org. Chem. 2015, 5, 1130-1136 – DOI: 10.1002/ejoc.201403347

Identification of the 12-oxojasmonoyl-isoleucine, a new intermediate of jasmonate metabolism in Arabidopsis, by combining chemical derivatization and LC-MS/MS analysis
E. Widemann, T. Heitz, L. Miesch, M. Miesch, C. Heinrich, F. Pinot, R. Lugan
Metabolomics 2015 – DOI: 10.1007/s11306-014-0754-7


Analysis of sitosteryl oleate esters in phytosterols esters enriched foods by HPLC-ESI-MS2
Julien-David, D.; Zhao, M.; Geoffroy, P.. Miesch, M.; Marchioni, E.

Steroids 2014, 84, 84-91 – DOI: 10.1016/j.steroids.2014.03.013

Dual function of the CYP76 family from Arabidopsis thaliana in monoterpenols and phenylurea herbicides metabolism
Höfer R., Boachon B., Renault H., Gavira C., Iglesias J., Miesch L., Ginglinger J.F., Allouche L., Miesch M., Grec S., Larbat R., Werck-Reichhart D.
Plant Physiol. 2014, 166, 1149 – DOI: 10.1104/pp.114.244814


Arabidopsis ERG28 Tethers the Sterol C4-Demethylation Complex to Prevent Accumulation of a Biosynthetic Intermediate That Interferes with Polar Auxin Transport
Mialoundama, A. S.; Jadid, N.; Brunel, J.; Di Pascoli, T.; Heintz, D.; Erhardt, M.; Mutterer, J.; Bergdoll, M.; Ayoub, D.; Van Dorsselaer, A.; Rahier, A.; Nkeng, P.; Geoffroy, P.; Miesch, M.; Camara, B.; Bouvier, F.
Plant Cell 2013, 25, 4879-4893 – DOI: 10.1105/tpc.113.115576

Gene co-expression analysis reveals a complex metabolism of the monoterpene alcohol linalool in Arabidopsis thaliana flowers
Ginglinger, J-F.; Boachon, B.; Höfer, R.; Paetz, C.; Köllner, T. G.; Lugan, R.; Mutterer, J.;. Fischer, M.; Ullmann, P.; Beran, F.; Claudel, P.; Baltenweck, R.; Miesch, L.;. Verstappen, F.; Bouwmeester, H.; Miesch, M.; Schneider, B.; Gershenzon, J.; Ehlting, J.; Werck-Reichhart D.
Plant Cell 2013, 25, 4640-4657 – DOI: 10.1105/tpc.113.117382

Phosphine-Catalyzed Reactions of Activated Olefins Tethered to Cycloalkanones. Substrate- and Solvent-Controlled Synthesis of Bicyclo[3.2.1]octanones, Mixed Acetals, and Morita-Baylis-Hillman Products
Wang, Y.; Jaunet, A.; Geoffroy, P.; Miesch, M.

Org. Lett. 2013, 15, 6198-6201- DOI: 10.1021/ol403039b

Total syntheses of Hamigeran B
Miesch, M.; Welsch, T.; Rietsch, V. Miesch, L.
Strategies and Tactics in Organic Synthesis 2013, 9, 203-229 – DOI: 10.1016/B978-0-08-099362-1.00007-2

The amido-hydrolases IAR3 and ILL6 contribute to jasmonoyl-isoleucine hormone turnover and generate 12-hydroxy-jasmonic acid upon wounding in Arabidopsis leaves
E. Widemann, L. Miesch, R. Lugan, E. Holder, C. Heinrich, Y. Aubert, M. Miesch, F. Pinot, T. Heitz
J. Biol. Chem. 2013, 288, 31701-31714 – DOI:

14β-Hydroxypregnanes from Succulent Plants Belonging to Hoodia gordonii and Caralluma Genus: Extraction, Biological Activities, and Synthesis
Yatin J. Shukla, Ikhlas A. Khan, Philippe Geoffroy, Michel Miesch
Studies in Natural Products Chemistry 2013, 40, 327-358 – DOI: 10.1016/B978-0-444-59603-1.00009-6

Stereoselective cross aldol condensation of bicyclo[3.2.0]alkanones
Miesch, L.; Welsch, T.; Miesch, M.
Org. Biomol. Chem. 2013, 11, 4025-4029 – DOI: 10.1039/C3OB40431E


Derivatives of allopregnanolone and of epiallopregnanolone, their preparation and their uses for treating a neuropathological condition
Mensah-Nyagan, Ayikoe Guy; Meyer, Laurence; Patte-Mensah, Christine; Taleb, Omar; Miesch, M; Geoffroy, P; Ressault, Bl.
PCT Int. Appl. (2012), WO 2012127176 A1 20120927

New sterol derivatives as inhibitors of ABC and PIN transporters and their preparation and use
Camara, B.; Bouvier, F.; Heintz, D.; Miesch, M.; Geoffroy, P.
French Patent Application. Demande (2012), FR, FR 2976578 A1 20121221

A Silver Catalyzed Spirocyclization of Alkynyl Silyl Enol Ethers
Schäfer, C.; Miesch, M.; Miesch, L.
Chem. Eur. J. 2012, 18, 8028-8031 – DOI: 10.1002/chem.201200116

Fate of polyphenols and antioxidant activity of barley throughout
Leitao C., Marchioni E., Bergaentzlé M., Zhao. M., Didierjean L., Miesch L., Holder E., Miesch M., Saïd Ennahar S. J.
Cereal Science 2012, 55, 318-322 – DOI: 10.1016/j.jcs.2012.01.002

Method for the synthesis of steroids
Miesch, M.; Ressault, B.; Geoffroy, P.
French Patent Application. Demande (2012), FR 2963347 A1 20120203; PCT Int. Appl. (2012), WO 2012022880 A2 20120223

Intramolecular reductive ketone-alkynoate coupling reaction promoted by (η2-propene)titanium
Schäfer, C.; Miesch, M.; Miesch, L.
Org. Biomol. Chem. 2012, 10, 3253-3257 – DOI: 10.1039/C2OB07049A

Cytochromes P450 CYP94C1 and CYP94B3 catalyze two successive oxidation steps of the plant hormone jasmonoyl-isoleucine for catabolic turnover
Heitz, T.; Widemann, E.; Lugan, R.; Miesch, L.; Ullmann, P.; Désaubry, L.; Holder, E.; Grausem, B.; Kandel, S.; Miesch, M.; Werck-Reichhart D.; Pinot, F.
J. Biol. Chem. 2012, 287, 6296-6306 – DOI: 10.1074/jbc.M111.316364

Access to Polyfunctionalized Diquinanes, Hydrindanes, and Decalines via TiCl4 Promoted Michael-Aldol and Baylis-Hillman Reactions
Ressault, B.; Jaunet, A.; Geoffroy, P.; Goudedranche, S.; Miesch, M.
Org. Lett. 2012, 14, 366-369 – DOI: 10.1021/ol203118t