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N/O-ethyl saccharin : GC I get 3 peaks?!

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xshadow:
Hi

I synthesized  N/O ethyl saccharin  and then I've dome a gas chromatograpy...but I get 3 peak instead of two.

The third peak which molecule(impurity)  could it be?

The first peak eluited is the N-ethyl saccharin
I don't know which peak is the O-ethyl saccharin
..the one in the middle or the last one?

Ps: I use 10mmol iodoethane with 10 mmol sodium saccharin in DMF.
After the reaction ended I washed with water



Thanks

Babcock_Hall:
Have you thought about constitutional isomers?  I am not sure how probable this would be.

xshadow:

--- Quote from: Babcock_Hall on October 30, 2020, 10:59:00 AM ---Have you thought about constitutional isomers?  I am not sure how probable this would be.

--- End quote ---

Mhhh
I 'll  think about these...thanks

Babcock_Hall:
Can you obtain mass spectra on the three peaks?  I see the possibility of two kinds of O-alkylation.

xshadow:

--- Quote from: Babcock_Hall on November 02, 2020, 04:10:54 PM ---Can you obtain mass spectra on the three peaks?  I see the possibility of two kinds of O-alkylation.

--- End quote ---

Can t now :(
Do you mean also the alkylation through S=O groups?
Thanks

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