Question: Sorry I know its alot! Bioorganic test continuation! please help ASAP! 9. Xylitol, a sweetener found in chewing gum, can 13. Determine the 20 structure

Sorry I know its alot! Bioorganic test continuation! please help ASAP!

9. Xylitol, a sweetener found in chewing gum, can 13. Determine the 20 structure of the following: be produced from the NaBH4 reduction of D-xylose. Provide the Fischer structure of xylitol, and explain features that make it optically inactive. A. 10. Below is a structure of D-guluronic acid. Provide the Fischer projection based on the structure. 8. D. C. 11. What products are formed after L-erythrose undergoes Kilian Fischer elongation? A. L-ribose and L-arabinose B. L-ribose and D-ribose C. D-xylose and D-lyxose D. L-arabinose and L-lyoose 14. Tha fillnuine is 12. Provide the name of the following compound: A. an aldohexose with five stereocenters A. A-D-lyxofuranose B. an optically active alditol B. -D-xylofuranose C. an optically inactive ketoheptose C. -D-xylofuranose D. an aidonic acid with five stereocenters: D. a-D-ribofuranoso

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