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Organic chemistry
TMS 1. TBAF OH DMP OT 2. PhMgBr, then H+ SOCI Na Cr2O7 OH pyr. H2SO4 OH POCI, pyr.
CHO H-C-OH H-C-OH H-C-OH CH, OH CHO 1 H-C-OH HO-c-H H-C-OH H-C-OH CH, OH CHO H-C-OH HO-C-H HO-º-H H-C-OH CH,OH CH,OH CEO HO-C-H H-C-OH H-C-OH CH,OH D A B с Which of the sugars in the figure above is an ketopentose? C B None of the choices are correct. D A
HClaa)+ NaOH)+NaC) H (a) C (aa)+ Na (OH ()H2+Na )+ CI Figure 2 - Reaction of hydrochloric acid with sodium hydroxide (aq) (Reaction 2) With this in mind, write the chemical reactions for each synthetic step in this experiment using the correct phase notation for each chemical species. a. The reaction of aluminum with potassium hydroxide. b. The first reaction of sulfuric acid with KA(OH)4 (a) c. The second reaction of sulfuric acid with Al(OH)3 (o)- d. The reaction to...
Part I (15pts). Carbohydrates CH2OH H-C-OH H-C OH HO-C-H HO H-C-OH H-C-OH CH2OH H-C-OH H-C-OH CH2OH CH2OH Simple sugars have a molecular formula of Cn(120)n, what is the molecular formula for each sugar above. What is the name of each compound above-write it under the compound. Circle each chiral carbon in the molecules above. In what ways are the structures of D-glucose and D-galactose the same?
An aqueous solution at 25°C has a OH concentration of 3.7x10 M. Calculate the H,0 concentration. Be sure your answer has 2 significant digits. x 5 ?
The H+ concentration in an aqueous solution at 25°C is 4.3 x 10-4 What is [OH-]? 1 2 3 Х + +- 0 x 100 x 100
Question 8 H-C-OH H-C-OH - OH CH, OH Select the right name of this carbohydrate sturcture A. ketopentose B. aldohexose C. aldopentose D. aldotetrose
CHGOH c=o OH H- C=0 HOW H- OH Ho+H HOM онон H CH.CH CH OH CH OH sorbose xylulose wylo D isomer L isomer OH OH CH3 -CH-CH CH-CH CH3 -CH2-C-CH3 CH Scree 2019-12 Chiral Achiral Student F ion_Han...
45. What is the correct hydroxide ion (OH) concentration of an aqueous solution with a pH of 2.97? (Kw = 1.01 10-14)
H-C-OH+HO-CH2CHCH3-H+