the Complete the following reaction sequence. Choose only one of the Zaitsev products (D or E)...
complete the following reaction sequence. choose only one of the Zaitsev products (D or E) to complete the ozonalys step. Date Quiz 6 (10 pts) Complete the following reaction sequence. Choose only one of the Za only one of the Zaitsev products (DoE) to complete the ozonalys step. A; B; C and F, 2 pts each. D and E, 1 pt ench. PCC 4-methylpentan-2-one H SO4, heat 1) 03. -78°C 2) (CH3), + Zaitsey products only 3,5-dimethylhexan-3-ol
Complete the following with the correct products, label Zaitsev and Hofmann, and explain why the reaction is either regioselective or stereoselective. (6 pts.) D -Br Nahi Complete each of the following reactions by adding the starting material, reaction conditions, or all possible product(s) - label major/minor - Sx2. Sx1, E2 or E1. (33 pts.) (CH3),COK DMF C(CH3) NaOH DMSO CH OH heat Ph H+Br NaOCH, H+CHE Ph DMF SK DMF o (only product)
Provide the structures of the products in each step of the following reaction sequence. 1. BH3 PCC (CH3)2NH H2SO4, NaBH3CN 2. H2O2, NaOH/H2O
Complete the following reaction sequence. Complete the following reaction sequence ' 4 pts stucture iii. i i 1. LDA, -78 °C, THF 2. H30 1. LDA, -78 °C, THE heat 1.5 pts each step de : 1.5 pts each step
Choose the best reagent for carrying out the following reactions from the list below. Place the letter of the reagent(s) in the box over the reaction arrow; use only one letter per box. Some letters may be used more than once, and not all letters need to be used. A) LiA1H4, then H3O+ D) CH:MgBr, then H30* G) NaOCHs, then H3O J) NaCN, then H3O B) NH20H, heat E) CH3NH2, heat H) (CH3)2NH, heat K) NaOCH2CH3, heat L PCC in...
3. Choose two of these reactions. Fill in the box to correctly complete each reaction. Only the first two will be graded if you answer all three. (2 points) LIAIH Н,о он Н CI Some steps. Number each one. Br H2SO4 carboxylic acid
write a major product for each of the following reaction, indicate appropriate stereochemistry .ОН 1. HBr (d) 2. NaOCH3, CH30H, A 3. O3, CH2C12, -78 °C;(CH3)2S erem 1. SOBr2 N (e) OH 2. (CH3)3COK, (CH3)3COH 3. Br2, CCI4 4. x's NaNH2; H2O 5. HgSO4, H2SO4, H20
4. Draw the products of the following reactions. If the question is an oxidation reaction, draw the product for one oxidation step only. HCI + GHONH a. + BHONH он lol НО—ЕНО C. lol Но—но гр CHз lol НО—НЭ— 6но e. ЭнО ol Но- CH3 CHs
Using the bank of reaction conditions, complete the synthetic scheme. Each condition should only be used one time. BANK iii. iv. ОН ОН ш. , м. , HO НО Br H2SO4 heat a.) b.) Br2 CHCI 1. LIAIH 4, ether 2. H30 NaBH4 ethanol H20 HBr d.) NaOCH3 h.) CH3OH H2O e.) f.) 9.) H30
1. Give the missing reagents, reactants or products for each of the following reactions. KOC(CH3)2 (E2) 1. BH3 2. H2O2, NaOH, H2O PCC HBr/ROOR how many stereoisomers? PCC ad Excess H, H CH2Cl2 OT_HBr SN2 give one stereoisomer SN2 NaCN ACN (solvent) KMnO4 H2SO4 NaOEt (E2) mCPBA H2SO4 (cat) don't worry about this reaction ОН PCC CH2Cl2 NaOEt (E2) mCPBA H2SO4 (cat) don't worry about this reaction OH PCC CH2Cl2 HI (SN1)