d Geminal disor inches of water e water to recarbonyl and alchydes Propose a mechanism for the HO OH CH ---CH prope...
1) Provide structures for A-J in the following roadmap. H NaN CH,NH LAIRL CH,OH (XS) CH,OH SOCI, E A B D Fr, Cafe 1) KOH, HO 2) H0 NH, SOCI: 2) Propose a mechanism for the following transformation, including arrows to describe electron flow, and all intermediates. NaOH HO OH
mechanism for hexamethylenetetramine
(CH, (NH) + 6 HO Hexamethylenetetramine (CH, MN ) Water (HO)
Propose a mechanism for the following reaction under conditions that favor a SN1 reaction. HO -OH & Br
Propose a mechanism from the reaction in the box
CH,CH,0 + NH CH:CH-OH + NH3 Use the diagram above for Questions 4-7. 4. Which reactant is the base? a) CH3CH20 b) NHÀ c.) CH,CHOH d.) NH3 5. Which product is the conjugate acid? a.) CH CH20 b.) NH4+ c.) CHCH2OH d.) NH3 6. Which reactant is the acid? a.) CH,CH20 b.) NHÀ c.) CH3CH2OH d.) NHS 7. Which product is the conjugate base? a.) CH,CH20 b) NH4* c.) CH,CH2OH d)...
Propose a stepwise mechanism to account for the following
products.
OH HO, H20 than roh CH3
7. Propose a mechanism for the following transformation: Å Ho 8. Propose a plausible mechanism for the following isomerization and explain why the equilibrium favors the product. OH 9. Cinnamaldehyde is one of the primary components of cinnamon oil. Propose TWO separate syntheses of cinnamaldehyde from benzene and any organic material with less than three carbons cinnamaldehyde
D-Glucose RC +HO-R = H----OH HOP! H -OH нон CH, OH "CH, OH OH HOROR R-C-OR R -C-OR + HOH H HO-R Hemiacetal Acetal Aldehyde Alcohol OR 3-436- OHHO- --OR = R'--0 + HO- R R RC-OR + HOH HOR Ketone Alcohol Hemiketal Ketal ch Wired Company CH, OH Сен,он 5. Label the functional group as acetal, ketal, hemiacetal or hemiketal. KOH OH нон a-D-Glucopyranose B-D-Glucopyranose
MECHANISMS (6 pts.) 4. Choose one (1] of the following: Write a complete, detailed mechanism for the following reaction: a. CHOH, H; он When dissolved in water, trichloroacetaldehyde (chloral) exists primarily as chloral hydrate ("knockout drops"), a geminal diol. Show the structure of the product and write the mechanism for the formation of chloral hydrate from chloral. b. Cl O Cl When cyclohexanone is heated in the presence of a large amount of acetone, cyanohydrins, and a small amount of...
Select all possible 2-ketopentoses. x Incorrect. D-forms: CH, OH H- OH HO- H CH, OH CH,OH HOEH HOH CH OH CH,OH O H- OH H- OH CH, OH CH, OH 0= HO+H H- OH CH,OH X Incorrect. L-forms: CH,OH HOH НЕОН CH, OH CH, OH O= НЕОН HOH CH OH CH, OH HOH HOH CH, OH CH, OH O= HOH HOH CH, OH
8. Use the image to answer the questions that follow HO-CH HO-CH2 HO-CH2 CHO H₂o OH CHO CHO OCH CHOICH CH-OH CHCc CHOICH CH 10 | | CH-CH HỒ CH-CH CH-CH CH-CH CH-CH но он но HO он но OH OH HO A B C D Do not e How many carbons does each of the above sugars contain? Name to E n ipo Which sugars are aldoses and which are ketoses? Identify each sugar. Name the linkage for each...