Flashcards
Chem 228 Final
Cards in this deck (18)
- 1Homotopicgives the same compound when changing either hydrogen
- 2Unrelatedchanged hydrogens give constitutional isomers (diff. connectivity)
- 3Enantiotopicchanged hydrogens give mirror images
- 4Diastereotopicchanged hydrogens add chirality centers
- 5C13NMR- DEPT-90CH
- 6C13NMR- DEPT-135 positiveCH3 and CH
- 7C13NMR- DEPT-135 negativeCH2
- 8C13NMR- Br1:1
- 9C13NMR- Cl3:1
- 10C13NMR- S22:1
- 11C13NMR- sp3 carbons absorb @0-90
- 12C13NMR- sp2 carbons absorb @110-220
- 13C13NMR- C=O absorbs @160-220
- 14H1NMR- Aldehyde chem. shift9.7 - 10
- 15H1NMR- Carboxylic Acid chem. shift11 - 12
- 16Upfieldlower chemical shifts are located to the right
- 17Downfield(higher numbers) movement toward the left in an NMR spectrum
- 18—
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- Chemistry Flashcards on Chem 228 Final, created by Niran Patel on 09/05/2022.
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- Niran Patel
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