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Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective Ugi multicomponent reaction Valentina Cerulli, Luca Banfi, Andrea Basso, Valeria Rocca, Renata Riva Supporting Information 1 H AND 13 C NMR SPECTRA OF NEW COMPOUNDS (PART II) Electronic Supplementary Material (ESI) for Organic & Biomolecular Chemistry This journal is © The Royal Society of Chemistry 2011

Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

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Page 1: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly

diastereoselective Ugi multicomponent reaction

Valentina Cerulli, Luca Banfi, Andrea Basso, Valeria Rocca, Renata Riva

Supporting Information

1H AND

13C NMR SPECTRA OF NEW COMPOUNDS (PART II)

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 2: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

1H NMR of compound 36a

O O

N

O

O

HN

36a

3a

46

6a

2

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 3: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

13C NMR of compound 36a

O O

N

O

O

HN

36a

3a

46

6a

2

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 4: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

1H NMR of compound 37a

O O

N

O

O

HN

37a

3a

46

6a

2

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 5: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

13C NMR of compound 37a

O O

N

O

O

HN

37a

3a

46

6a

2

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 6: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

1H NMR of compound 38a

HO OH

N

O

O

HN

Bn

MeO

38a

3a

46

6a

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 7: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

13C NMR of compound 38a

HO OH

N

O

O

HN

Bn

MeO

38a

3a

46

6a

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 8: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

1H NMR of compound 39a

N

O

OO

39a

HN

O

O

OTBDMS

MeO

Br

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 9: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

13C NMR of compound 39a

N

O

OO

39a

HN

O

O

OTBDMS

MeO

Br

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 10: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

1H NMR of compound 39b

N

O

OO

39b

HN

O

O

OTBDMS

MeO

Br

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 11: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

13C NMR of compound 39b

N

O

OO

39b

HN

O

O

OTBDMS

MeO

Br

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 12: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

1H NMR of compound 40a

N

O

OO

40a

HN

O

O

OTBDMS

Br

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 13: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

13C NMR of compound 40a

N

O

OO

40a

HN

O

O

OTBDMS

Br

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 14: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

1H NMR of compound 40c

N

O

OO

40c

HN

O

O

OTBDMS

Br

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 15: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

13C NMR of compound 40c

N

O

OO

40c

HN

O

O

OTBDMS

Br

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 16: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

1H NMR of compound 41a

N

O

OO

41a

H

N

O

O

OTBDMS

Br

Br

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 17: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

13C NMR of compound 41a

N

O

OO

41a

H

N

O

O

OTBDMS

Br

Br

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 18: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

1H NMR of compound 41c

N

O

OO

41c

HN

O

O

OTBDMS

Br

Br

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 19: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

13C NMR of compound 41c

N

O

OO

41c

HN

O

O

OTBDMS

Br

Br

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 20: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

1H NMR of compound 42a

N

O

OO

42a

H

N

O

O

OTBDMS

Br

S

Cl

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 21: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

13C NMR of compound 42a

N

O

OO

42a

H

N

O

O

OTBDMS

Br

S

Cl

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 22: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

1H NMR of compound 42c

N

O

OO

42c

H

N

O

O

OTBDMS

Br

S

Cl

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 23: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

13C NMR of compound 42c

N

O

OO

42c

H

N

O

O

OTBDMS

Br

S

Cl

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 24: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

1H NMR of compound 43a

N

O

OO

43a

H

N

O

O

OTBDMS

Br

ZHN

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 25: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

13C NMR of compound 43a

N

O

OO

43a

H

N

O

O

OTBDMS

Br

ZHN

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 26: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

1H NMR of compound 43c

N

O

OO

43c

H

N

O

O

OTBDMS

Br

ZHN

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 27: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

13C NMR of compound 43c

N

O

OO

43c

H

N

O

O

OTBDMS

Br

ZHN

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 28: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

1H NMR of compound 44a

N

O

OO

44a

H

N

O

Ph

OTBDMS

MeO

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 29: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

13C NMR of compound 44a

N

O

OO

44a

H

N

O

Ph

OTBDMS

MeO

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 30: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

1H NMR of compound 44b

N

O

OO

44b

H

N

O

Ph

OTBDMS

MeO

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 31: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

13C NMR of compound 44b

N

O

OO

44b

H

N

O

Ph

OTBDMS

MeO

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 32: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

1H NMR of compound 45c

N

O

OO

45c

H

N

O

Ph

OTBDMS

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 33: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

13C NMR of compound 45c

N

O

OO

45c

H

N

O

Ph

OTBDMS

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 34: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

1H NMR of compound 46c

N

O

OO

46c

H

N

O

Ph

OTBDMS

SCl

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 35: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

13C NMR of compound 46c

N

O

OO

46c

H

N

O

Ph

OTBDMS

SCl

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 36: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

1H NMR of compound 47a

N

O

OO

H

N

O

O

OH

Br

MeO

47a

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 37: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

13C NMR of compound 47a

N

O

OO

H

N

O

O

OH

Br

MeO

47a

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 38: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

1H NMR of compound 48a

N

O

OO

HN

O

O

OH

Br

48a

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 39: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

13C NMR of compound 48a

N

O

OO

HN

O

O

OH

Br

48a

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 40: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

1H NMR of compound 48c

N

O

OO

H

N

O

O

OH

Br

48c

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 41: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

13C NMR of compound 48c

N

O

OO

H

N

O

O

OH

Br

48c

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 42: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

1H NMR of compound 49a

N

O

OO

H

N

O

O

OH

Br

49a

Br

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 43: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

13C NMR of compound 49a

N

O

OO

H

N

O

O

OH

Br

49a

Br

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 44: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

1H NMR of compound 50a

N

O

OO

H

N

O

O

OH

Br

50a

NH

Z

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 45: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

13C NMR of compound 50a

N

O

OO

H

N

O

O

OH

Br

50a

NH

Z

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 46: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

1H NMR of compound 50c

N

O

OO

HN

O

O

OH

Br

50c

NH

Z

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 47: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

13C NMR of compound 50c

N

O

OO

HN

O

O

OH

Br

50c

NH

Z

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 48: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

1H NMR of compound 51a

N

O

OHHO

H

N

O

O

OH

Br

MeO

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 49: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

13C NMR of compound 51a

N

O

OHHO

H

N

O

O

OH

Br

MeO

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 50: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

1H NMR of compound 51c

N

O

OHHO

H

N

O

O

OH

Br

MeO

51c

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 51: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

13C NMR of compound 51c

N

O

OHHO

H

N

O

O

OH

Br

MeO

51c

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 52: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

1H NMR of compound 52a

N

O

OHHO

HN

O

O

OH

Br

52a

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 53: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

13C NMR of compound 52a

N

O

OHHO

HN

O

O

OH

Br

52a

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 54: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

1H NMR of compound 53a

N

O

OHHO

H

N

O

O

OH

Br

53a

Br

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 55: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

13C NMR of compound 53a

N

O

OHHO

H

N

O

O

OH

Br

53a

Br

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 56: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

1H NMR of compound 54a

N

O

OHHO

H

N

O

O

OH

Br

54a

NH

Z

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 57: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

13C NMR of compound 54a

N

O

OHHO

H

N

O

O

OH

Br

54a

NH

Z

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 58: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

1H NMR of compound 55a

N

O

OO

55a

MeO

H

N

O

CO2Me

O

Br

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011

Page 59: Diversity oriented and chemoenzymatic synthesis of densely ...Diversity oriented and chemoenzymatic synthesis of densely functionalized pyrrolidines through a highly diastereoselective

13C NMR of compound 55a

N

O

OO

55a

MeO

H

N

O

CO2Me

O

Br

Electronic Supplementary Material (ESI) for Organic & Biomolecular ChemistryThis journal is © The Royal Society of Chemistry 2011