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16 Cards in this Set
- Front
- Back
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Why is D-glucose D?
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Because of the 5th stereocenter
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What does -ose indicate?
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sugar
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What is the difference between pyranose and furanose?
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Pyranose is chair. Furanose is ring.
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What does D-ribose look like?
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4 Carbons with the CH2OH like glucose.
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What makes 2-deoxy-ribose deoxy?
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Lacking an OH group.
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What is the 2'epimer of glucose? What is it in?
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Mannose, cell surfaces
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What is the 4'epimer of glucose? What is it in?
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Galactose, lactose
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alpha=
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axial
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beta=
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equitorial
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reduction of monosaccharides
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NaBH4/H3O+
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oxidation of monosaccharides
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KMnO4
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addition of OH
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Br2, pH6/ H2O
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What are the aldoses?
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reduce sugars
Tollens Fehling Benedict |
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How do you move a ketone to aldehyde?
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OH (tautomerization)
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Chain lengthening
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HCN-->H2/Pd//H3O
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Chain shortening
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H2NOH-->^o^-->base
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