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Synthesis of 2,3-Dihydro-4-pyranones from Epoxides via Intermolecular [4+2] Cycloaddition Reaction Kiran Indukuri, Somasekhar Bondalapati, Sabera Sultana and Anil K. Saikia* HRMS Spectra S1 Electronic Supplementary Material (ESI) for RSC Advances This journal is © The Royal Society of Chemistry 2012

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Page 1: HRMS Spectra - Royal Society of Chemistry · Synthesis of 2,3-Dihydro-4-pyranones from Epoxides via Intermolecular [4+2] Cycloaddition Reaction Kiran Indukuri, Somasekhar Bondalapati,

Synthesis of 2,3-Dihydro-4-pyranones from Epoxides via Intermolecular [4+2] Cycloaddition Reaction

Kiran Indukuri, Somasekhar Bondalapati, Sabera Sultana and Anil K. Saikia*

HRMS Spectra

S1

Electronic Supplementary Material (ESI) for RSC AdvancesThis journal is © The Royal Society of Chemistry 2012

Page 2: HRMS Spectra - Royal Society of Chemistry · Synthesis of 2,3-Dihydro-4-pyranones from Epoxides via Intermolecular [4+2] Cycloaddition Reaction Kiran Indukuri, Somasekhar Bondalapati,

HRMS spectra of 1

S2

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Electronic Supplementary Material (ESI) for RSC AdvancesThis journal is © The Royal Society of Chemistry 2012

Page 3: HRMS Spectra - Royal Society of Chemistry · Synthesis of 2,3-Dihydro-4-pyranones from Epoxides via Intermolecular [4+2] Cycloaddition Reaction Kiran Indukuri, Somasekhar Bondalapati,

HRMS spectra of 2

S3

OO

Br

Electronic Supplementary Material (ESI) for RSC AdvancesThis journal is © The Royal Society of Chemistry 2012

Page 4: HRMS Spectra - Royal Society of Chemistry · Synthesis of 2,3-Dihydro-4-pyranones from Epoxides via Intermolecular [4+2] Cycloaddition Reaction Kiran Indukuri, Somasekhar Bondalapati,

HRMS spectra of 3

S4

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Electronic Supplementary Material (ESI) for RSC AdvancesThis journal is © The Royal Society of Chemistry 2012

Page 5: HRMS Spectra - Royal Society of Chemistry · Synthesis of 2,3-Dihydro-4-pyranones from Epoxides via Intermolecular [4+2] Cycloaddition Reaction Kiran Indukuri, Somasekhar Bondalapati,

HRMS spectra of 4

S5

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Electronic Supplementary Material (ESI) for RSC AdvancesThis journal is © The Royal Society of Chemistry 2012

Page 6: HRMS Spectra - Royal Society of Chemistry · Synthesis of 2,3-Dihydro-4-pyranones from Epoxides via Intermolecular [4+2] Cycloaddition Reaction Kiran Indukuri, Somasekhar Bondalapati,

HRMS spectra of 5

S6

OO

Electronic Supplementary Material (ESI) for RSC AdvancesThis journal is © The Royal Society of Chemistry 2012

Page 7: HRMS Spectra - Royal Society of Chemistry · Synthesis of 2,3-Dihydro-4-pyranones from Epoxides via Intermolecular [4+2] Cycloaddition Reaction Kiran Indukuri, Somasekhar Bondalapati,

HRMS spectra of 6

S7

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Cl

Electronic Supplementary Material (ESI) for RSC AdvancesThis journal is © The Royal Society of Chemistry 2012

Page 8: HRMS Spectra - Royal Society of Chemistry · Synthesis of 2,3-Dihydro-4-pyranones from Epoxides via Intermolecular [4+2] Cycloaddition Reaction Kiran Indukuri, Somasekhar Bondalapati,

HRMS spectra of 7

S8

OO

PhPh

Electronic Supplementary Material (ESI) for RSC AdvancesThis journal is © The Royal Society of Chemistry 2012

Page 9: HRMS Spectra - Royal Society of Chemistry · Synthesis of 2,3-Dihydro-4-pyranones from Epoxides via Intermolecular [4+2] Cycloaddition Reaction Kiran Indukuri, Somasekhar Bondalapati,

HRMS spectra of 8

S9

OO

Electronic Supplementary Material (ESI) for RSC AdvancesThis journal is © The Royal Society of Chemistry 2012

Page 10: HRMS Spectra - Royal Society of Chemistry · Synthesis of 2,3-Dihydro-4-pyranones from Epoxides via Intermolecular [4+2] Cycloaddition Reaction Kiran Indukuri, Somasekhar Bondalapati,

HRMS spectra of 9

S10

OO

Electronic Supplementary Material (ESI) for RSC AdvancesThis journal is © The Royal Society of Chemistry 2012

Page 11: HRMS Spectra - Royal Society of Chemistry · Synthesis of 2,3-Dihydro-4-pyranones from Epoxides via Intermolecular [4+2] Cycloaddition Reaction Kiran Indukuri, Somasekhar Bondalapati,

HRMS spectra of 13

S11

OO

Ph

Electronic Supplementary Material (ESI) for RSC AdvancesThis journal is © The Royal Society of Chemistry 2012

Page 12: HRMS Spectra - Royal Society of Chemistry · Synthesis of 2,3-Dihydro-4-pyranones from Epoxides via Intermolecular [4+2] Cycloaddition Reaction Kiran Indukuri, Somasekhar Bondalapati,

HRMS spectra of 14

S12

OO

PhMe

Electronic Supplementary Material (ESI) for RSC AdvancesThis journal is © The Royal Society of Chemistry 2012

Page 13: HRMS Spectra - Royal Society of Chemistry · Synthesis of 2,3-Dihydro-4-pyranones from Epoxides via Intermolecular [4+2] Cycloaddition Reaction Kiran Indukuri, Somasekhar Bondalapati,

HRMS spectra of 15

S13

OO

Ph

Electronic Supplementary Material (ESI) for RSC AdvancesThis journal is © The Royal Society of Chemistry 2012

Page 14: HRMS Spectra - Royal Society of Chemistry · Synthesis of 2,3-Dihydro-4-pyranones from Epoxides via Intermolecular [4+2] Cycloaddition Reaction Kiran Indukuri, Somasekhar Bondalapati,

HRMS spectra of 16

S14

OO

Br

Electronic Supplementary Material (ESI) for RSC AdvancesThis journal is © The Royal Society of Chemistry 2012

Page 15: HRMS Spectra - Royal Society of Chemistry · Synthesis of 2,3-Dihydro-4-pyranones from Epoxides via Intermolecular [4+2] Cycloaddition Reaction Kiran Indukuri, Somasekhar Bondalapati,

HRMS spectra of 17

S15

OO

Electronic Supplementary Material (ESI) for RSC AdvancesThis journal is © The Royal Society of Chemistry 2012

Page 16: HRMS Spectra - Royal Society of Chemistry · Synthesis of 2,3-Dihydro-4-pyranones from Epoxides via Intermolecular [4+2] Cycloaddition Reaction Kiran Indukuri, Somasekhar Bondalapati,

HRMS spectra of 18

 

S16

OO

Electronic Supplementary Material (ESI) for RSC AdvancesThis journal is © The Royal Society of Chemistry 2012