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Did you mean hoveydai r. (1 results)?
On the mechanism of the initiation reaction in Grubbs-Hoveyda complexes.
Thiel V, Hendann M, Wannowius KJ, Plenio H. Thiel V, et al. J Am Chem Soc. 2012 Jan 18;134(2):1104-14. doi: 10.1021/ja208967h. Epub 2011 Dec 21. J Am Chem Soc. 2012. PMID: 22188483
Grubbs-Hoveyda-type complexes with variable 4-R (complexes 1: 4-R = NEt(2), OiPr, H, F, NO(2)) and 5-R substituents (complexes 2: 5-R = NEt(2), OiPr, Me, F, NO(2)) at the 2-isopropoxy benzylidene ether ligand and with variable 4-R substit …
Grubbs-Hoveyda-type complexes with variable 4-R (complexes 1: 4-R = NEt(2), OiPr, H, F, NO(2)) and 5-R substitue …
Enantioselective Synthesis of Pyrrolizidinone Scaffolds through Multiple-Relay Catalysis.
Escolano M, Torres Fernández J, Rabasa-Alcañiz F, Sánchez-Roselló M, Pozo CD. Escolano M, et al. Org Lett. 2020 Dec 18;22(24):9433-9438. doi: 10.1021/acs.orglett.0c03344. Epub 2020 Nov 30. Org Lett. 2020. PMID: 33253590
In the presence of two cooperative catalysts, namely the second-generation Hoveyda-Grubbs catalyst and (R)-TRIP-derived BINOL phosphoric acid, this multiple-relay catalytic process takes place in good yields and outstanding levels of diastero- and enantioselectivity …
In the presence of two cooperative catalysts, namely the second-generation Hoveyda-Grubbs catalyst and (R)-TRIP-derived BINOL …
Catalytic deconstruction of waste polyethylene with ethylene to form propylene.
Conk RJ, Hanna S, Shi JX, Yang J, Ciccia NR, Qi L, Bloomer BJ, Heuvel S, Wills T, Su J, Bell AT, Hartwig JF. Conk RJ, et al. Science. 2022 Sep 30;377(6614):1561-1566. doi: 10.1126/science.add1088. Epub 2022 Sep 29. Science. 2022. PMID: 36173865 Free PMC article.
Dehydrogenation of high-density polyethylene with either an iridium-pincer complex or platinum/zinc supported on silica as catalysts yielded dehydrogenated material containing up to 3.2% internal olefins; the combination of a second-generation Hoveyda-Grubbs metathesis cat …
Dehydrogenation of high-density polyethylene with either an iridium-pincer complex or platinum/zinc supported on silica as catalysts yielded …
Mesomeric Acceleration Counters Slow Initiation of Ruthenium-CAAC Catalysts for Olefin Metathesis (CAAC = Cyclic (Alkyl)(Amino) Carbene).
Ou X, Occhipinti G, Boisvert EY, Jensen VR, Fogg DE. Ou X, et al. ACS Catal. 2023 Apr 5;13(8):5315-5325. doi: 10.1021/acscatal.2c03828. eCollection 2023 Apr 21. ACS Catal. 2023. PMID: 37123599 Free PMC article.
Examined in a dual experimental-computational study are the rates and basis of initiation for phosphine-free catalysts containing the leading CAAC ligand C1 (Ph) , in which a CMePh group alpha to the carbene carbon helps retard degradation. The Hoveyda-class complex HC1 (P …
Examined in a dual experimental-computational study are the rates and basis of initiation for phosphine-free catalysts containing the leadin …
Inversion of configuration at the metal in diastereomeric imido alkylidene monoaryloxide monopyrrolide complexes of molybdenum.
Marinescu SC, Schrock RR, Li B, Hoveyda AH. Marinescu SC, et al. J Am Chem Soc. 2009 Jan 14;131(1):58-9. doi: 10.1021/ja808308e. J Am Chem Soc. 2009. PMID: 19086901 Free PMC article.
The two diastereomers of Mo(NAr)(CHCMe(2)Ph)(2,5-dimethylpyrrolide)(1), (S(M)R(1))-2 and (R(M)R(1))-2, respectively, where 1 is an enantiomerically pure (R) phenoxide and Ar = 2,6-diisopropylphenyl, form adducts with PMe(3). ...Trimethylphosphine will …
The two diastereomers of Mo(NAr)(CHCMe(2)Ph)(2,5-dimethylpyrrolide)(1), (S(M)R(1))-2 and (R(M)R(1))-2, respectively, wh …
Synthesis of Tungsten Imido Alkylidene Complexes that Contain an Electron-Withdrawing Imido Ligand.
Axtell JC, Schrock RR, Müller P, Smith SJ, Hoveyda AH. Axtell JC, et al. Organometallics. 2014 Oct 13;33(19):5342-5348. doi: 10.1021/om5006676. Epub 2014 Sep 17. Organometallics. 2014. PMID: 25328268 Free PMC article.
Tungsten NAr(R) alkylidene complexes have been prepared that contain the electron-withdrawing Ar(R) groups 2,4,6-X(3)C(6)H(2) (Ar(X3), X = Cl, Br), 2,6-Cl(2)-4-CF(3)C(6)H(2) (Ar(Cl2CF3)), and 3,5-(CF(3))(2)C(6)H(3) (Ar((CF3)2)). Reported complexes include W(NAr(R
Tungsten NAr(R) alkylidene complexes have been prepared that contain the electron-withdrawing Ar(R) groups 2,4,6-X(3)C(6)H(2) …
Synthesis of alternating trans-AB copolymers through ring-opening metathesis polymerization initiated by molybdenum alkylidenes.
Jeong H, John JM, Schrock RR, Hoveyda AH. Jeong H, et al. J Am Chem Soc. 2015 Feb 18;137(6):2239-42. doi: 10.1021/jacs.5b00221. Epub 2015 Feb 5. J Am Chem Soc. 2015. PMID: 25642845
Four alternating AB copolymers have been prepared through ring-opening metathesis polymerization (ROMP) with Mo(NR)(CHCMe2Ph)[OCMe(CF3)2]2 initiators (R = 2,6-Me2C6H3 (1) or 2,6-i-Pr2C6H3 (2)). The A:B monomer pairs copolymerized by 1 are cyclooctene (A):2,3-dicarbomethoxy …
Four alternating AB copolymers have been prepared through ring-opening metathesis polymerization (ROMP) with Mo(NR)(CHCMe2Ph)[OCMe(CF3)2]2 i …
Pharmacological demarcation of the growth hormone, gut motility and feeding effects of ghrelin using a novel ghrelin receptor agonist.
Fraser GL, Hoveyda HR, Tannenbaum GS. Fraser GL, et al. Endocrinology. 2008 Dec;149(12):6280-8. doi: 10.1210/en.2008-0804. Epub 2008 Aug 21. Endocrinology. 2008. PMID: 18719021
The peptide hormone ghrelin exerts a wide spectrum of activities including the stimulation of GH release, feeding, and gastrointestinal motility, purportedly via the activation of a common receptor, GH secretagogue receptor (since renamed the GRLN-R) The aim of the present …
The peptide hormone ghrelin exerts a wide spectrum of activities including the stimulation of GH release, feeding, and gastrointestinal moti …
Conception and evolution of stereocontrolled strategies toward functionalized 8-aryloctanoic acids related to the total synthesis of aliskiren.
Hanessian S, Chénard E, Guesné S, Cusson JP. Hanessian S, et al. J Org Chem. 2014 Oct 17;79(20):9531-45. doi: 10.1021/jo5015195. Epub 2014 Oct 6. J Org Chem. 2014. PMID: 25285791
In particular, ring-closing metathesis with the Hoveyda-Grubbs catalyst accelerates the formation of a 9-membered lactone from an (R)-ester. ...
In particular, ring-closing metathesis with the Hoveyda-Grubbs catalyst accelerates the formation of a 9-membered lactone from an ( …
28 results