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1 Asymmetric organocatalytic synthesis of tertiary azomethyl alcohols: key intermediates towards azoxy compounds and α-hydroxy-β-amino esters José A. Carmona, a Gonzalo de Gonzalo, b Inmaculada Serrano, b, Ana M. Crespo-Peña, a Michal Šimek, a David Monge,* ,b Rosario Fernández* ,b and José M. Lassaletta* ,a Instituto de Investigaciones Químicas (CSIC-US), C/ Américo Vespucio 49, 41092 Sevilla (Spain), and Departamento de Química Orgánica, Universidad de Sevilla, C/ Prof. García González, 1, 41012 Sevilla (Spain) [email protected]; [email protected]; [email protected] CONTENTS 1. NMR Spectra ....................................................................................................................................... 2 2. GC Chromatograms........................................................................................................................... 38 3. HPLC Chromatograms ....................................................................................................................... 40 Electronic Supplementary Material (ESI) for Organic & Biomolecular Chemistry. This journal is © The Royal Society of Chemistry 2017

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Page 1: Asymmetric organocatalytic synthesis of tertiary azomethyl … · 2017. 3. 7. · 1 Asymmetric organocatalytic synthesis of tertiary azomethyl alcohols: key intermediates towards

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Asymmetricorganocatalyticsynthesisoftertiaryazomethylalcohols:keyintermediatestowardsazoxycompoundsandα-hydroxy-β-aminoestersJoséA.Carmona,aGonzalodeGonzalo,bInmaculadaSerrano,b,AnaM.Crespo-Peña,aMichalŠimek,aDavidMonge,*,bRosarioFernández*,bandJoséM.Lassaletta*,a

InstitutodeInvestigacionesQuímicas(CSIC-US),C/AméricoVespucio49,

41092Sevilla(Spain),andDepartamentodeQuímicaOrgánica,

UniversidaddeSevilla,C/Prof.GarcíaGonzález,1,41012Sevilla(Spain)

[email protected]; [email protected];[email protected]

CONTENTS 1.NMRSpectra.......................................................................................................................................2

2.GCChromatograms...........................................................................................................................38

3.HPLCChromatograms.......................................................................................................................40

Electronic Supplementary Material (ESI) for Organic & Biomolecular Chemistry.This journal is © The Royal Society of Chemistry 2017

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1.NMRSpectra:1HNMR(CDCl3,500MHz)ofVIII:

13CNMR(CDCl3,125MHz)ofVIII:

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1HNMR(CD3OD,500MHz)of9a:

13CNMR(CD3OD,125MHz)of9a:

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1HNMR(CD3OD,500MHz)of10a:

13CNMR(CD3OD,125MHz)of10a:

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1HNMR(CDCl3,400MHz)ofIX:

13CNMR(CDCl3,100MHz)ofIX:

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1HNMR(CDCl3,500MHz)ofX:

13CNMR(CDCl3,125MHz)ofX:

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1HNMR(CDCl3,500MHz)ofXI:

13CNMR(CDCl3,125MHz)ofXI:

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1HNMR(CDCl3,400MHz)ofXII:

13CNMR(CDCl3,100MHz)ofXII:

O

OBz

HN

BzO

BzO

OBz

HN

S

XII

CF3

CF3

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1HNMR(CDCl3,300MHz)ofXIII:

13CNMR(CDCl3,75MHz)ofXIII:

O

OPiv

HN

PivO

PivO

OPiv

HN

S

XIII

CF3

CF3

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1HNMR(CDCl3,400MHz)of[(S)-3a]:

13CNMR(CDCl3,100MHz)of[(S)-3a]:

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1HNMR(CDCl3,400MHz)of[(S)-3b]:

13CNMR(CDCl3,100MHz)of[(S)-3b]:

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1HNMR(CDCl3,300MHz)of[(S)-3c]:

13CNMR(CDCl3,125MHz)of[(S)-3c]:

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1HNMR(CDCl3,400MHz)of[(S)-3d]:

13CNMR(CDCl3,100MHz)of[(S)-3d]:

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1HNMR(CDCl3,300MHz)of[(S)-3e]:

13CNMR(CDCl3,75MHz)of[(S)-3e]:

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1HNMR(CDCl3,400MHz)of[(S)-3f]:

13CNMR(CDCl3,100MHz)of[(S)-3f]:

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1HNMR(CDCl3,400MHz)of[(S)-3g]:

13CNMR(CDCl3,100MHz)of[(S)-3g]:

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1HNMR(CDCl3,400MHz)of[(S)-4a]:

13CNMR(CDCl3,100MHz)of[(S)-4a]:

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1HNMR(CDCl3,500MHz)of[(S)-4b]:

13CNMR(CDCl3,125MHz)of[(S)-4b]:

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1HNMR(CDCl3,300MHz)of[(S)-4c]:

13CNMR(CDCl3,125MHz)of[(S)-4c]:

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1HNMR(CDCl3,400MHz)of[(S)-4d]:

13CNMR(CDCl3,100MHz)of[(S)-4d]:

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1HNMR(CDCl3,300MHz)of[(S)-4e]:

13CNMR(CDCl3,75MHz)of[(S)-4e]:

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1HNMR(CDCl3,400MHz)of[(S)-4f]:

13CNMR(CDCl3,100MHz)of[(S)-4f]:

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1HNMR(CDCl3,400MHz)of[(R)-4h]:

13CNMR(CDCl3,100MHz)of[(R)-4h]:

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1HNMR(CDCl3,400MHz)of[(R)-4i]:

13CNMR(CDCl3,100MHz)of[(R)-4i]:

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1HNMR(CDCl3,400MHz)of[(R)-4j]:

13CNMR(CDCl3,100MHz)of[(R)-4j]:

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1HNMR(CDCl3,300MHz)of[(R)-4k]:

13CNMR(CDCl3,75MHz)of[(R)-4k]:

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1HNMR(CDCl3,300MHz)of[(R)-4l]:

13CNMR(CDCl3,75MHz)of[(R)-4l]:

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1HNMR(CDCl3,300MHz)of[(S)-5a]:

13CNMR(CDCl3,75MHz)of[(S)-5a]:

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1HNMR(CDCl3,300MHz)of[(S)-5c]:

13CNMR(CDCl3,75MHz)of[(S)-5c]:

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1HNMR(CDCl3,300MHz)of[(S)-5d]:

13CNMR(CDCl3,75MHz)of[(S)-5d]:

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1HNMR(CDCl3,300MHz)of[(S)-5e]:

13CNMR(CDCl3,75MHz)of[(S)-5e]:

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1HNMR(CDCl3,400MHz)of[(S)-5f]:

13CNMR(CDCl3,100MHz)of[(S)-5f]:

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1HNMR(CDCl3,300MHz)of[(R)-5h]:

13CNMR(CDCl3,75MHz)of[(R)-5h]:

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1HNMR(CDCl3,300MHz)of[(R)-5i]:

13CNMR(CDCl3,75MHz)of[(R)-5i]:

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1HNMR(CDCl3,400MHz)of[(R)-5j]:

13CNMR(CDCl3,100MHz)of[(R)-5j]:

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1HNMR(CDCl3,300MHz)of[(R)-5k]:

13CNMR(CDCl3,75MHz)of[(R)-5k]:

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1HNMR(CDCl3,300MHz)of[(R)-5l]:

13CNMR(CDCl3,75MHz)of[(R)-5l]:

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2.GCChromatogramsGCconditionsfor3a:ChrompackCP7500,cyclodextrin-β,225mx0.25mmx0.25μm,Heasmobilephase

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GC conditions for (S)-3b: Chrompack CP7500, cyclodextrin-β, 225m x 0.25 mm x 0.25 µm, He as mobile phase

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3.HPLCChromatograms HPLCconditionsfor(S)-3c:ChiralpakAD-Hcolumn[hexane/i-PrOH(98:2)1mL/min]

HPLCconditionsfor(S)-3e:ChiralpakOJ-Hcolumn[hexane/iPrOH(98:2)1mL/min]

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HPLCconditionsfor(S)-4a:ChiralpakAD-Hcolumn[hexane/i-PrOH(98:2)1mL/min]

HPLCconditionsfor(S)-4b:ChiralpakOJcolumn[hexane/i-PrOH(98:2)1mL/min]

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HPLCconditionsfor(S)-4c:ChiralpakAD-Hcolumn[hexane/i-PrOH(98:2)1mL/min]

HPLCconditionsfor(S)-4d:ChiralpakAD-Hcolumn[hexane/i-PrOH(80:20)1mL/min]

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HPLCconditionsfor(S)-4e:ChiralpakOJ-Hcolumn[hexane/iPrOH(98:2)1mL/min]

HPLCconditionsfor(S)-4f:ChiralpakAD-Hcolumn[hexane/i-PrOH(80:20)1mL/min]

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HPLCconditionsfor(S)-4g:ChiralpakAD-Hcolumn[hexane/i-PrOH(80:20)1mL/min]

HPLCconditionsfor(R)-4h:ChiralpakAD-Hcolumn[hexane/i-PrOH(80:20)1mL/min]

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HPLCconditionsfor(R)-4i:ChiralpakAD-Hcolumn[hexane/i-PrOH(80:20)1mL/min]

HPLCconditionsfor(R)-4j:ChiralpakAD-Hcolumn[hexane/i-PrOH(80:20)1mL/min]

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HPLCconditionsfor(R)-4k:ChiralpakAD-Hcolumn[hexane/iPrOH(98:2)1mL/min]

HPLCconditionsfor(R)-4l:ChiralpakAD-Hcolumn[hexane/iPrOH(80:20)1mL/min]

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HPLCconditionsfor(S)-5a:ChiralpakAD-Hcolumn[hexane/iPrOH(80:20)1mL/min]

HPLCconditionsfor(S)-5c:ChiralpakAD-Hcolumn[hexane/iPrOH(80:20)1mL/min]

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HPLCconditionsfor(S)-5d:ChiralpakAD-Hcolumn[hexane/iPrOH(80:20)1mL/min]

HPLCconditionsfor(S)-5e:ChiralpakOJ-Hcolumn[hexane/iPrOH(90:10)1mL/min]

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HPLCconditionsfor(S)-5f:ChiralpakAD-Hcolumn[hexane/iPrOH(80:20)1mL/min]

HPLCconditionsfor(R)-5h:ChiralpakAD-Hcolumn[hexane/iPrOH(80:20)1mL/min]

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HPLCconditionsfor(R)-5i:ChiralpakIBcolumn[hexane/iPrOH(90:10)1mL/min]

HPLCconditionsfor(R)-5j:ChiralpakAD-Hcolumn[hexane/iPrOH(80:20)1mL/min]

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HPLCconditionsfor(R)-5k:ChiralpakIAcolumn[hexane/iPrOH(80:20)1mL/min]

HPLCconditionsfor(R)-5l:ChiralpakAD-Hcolumn[hexane/iPrOH(80:20)1mL/min]