2. Choose one of these reactions, and draw the mechanism that explains it. Don't draw anything...
Choose one of these reactions, and draw the mechanism that explains it. Don't draw anything in the boxes. (3 ОН OH CH3CH, --C-H - CH3 -C=C-H CH3CH2-C-H КОН CH-CECH - Dilute
Draw the first three steps of the mechanism that explains this reaction. Don't draw anything in the box.( H2SO4 Ph--OH + CH3CH2OH Ph-C-OCH2CH3 +H20
5. Draw only the first step of the mechanism that explains this reaction. Don't draw anything in the box. LiAIHA н, с он notice: No H2O is present. Reduction stops at the aldehyde. HCH
Draw the product(s) of the following reactions. Include stereochemistry Draw the mechanism for the following transformation OBn 85 °C OBn 1 equiv. Me K2CO3 Ph heat H 1. LDA (1 equiv.) PhCHN= P 2. Ph Ph. 3. aqueous work-up b. Ph HPh н Ан Ph KIT Ph heat
Draw the mechanism for the following E2 reactions. Verify answers please. 3 4. Draw the mechanism for the following E2 reactions. H ph + CH3ONa • Ph P, —
1. Draw the product(s) of the following reactions. Include stereochemistry when relevant. If stereoisomers are formed then draw out and label the relationship between your structures. Ph-N3 40°C HN-NH2 SACOMe 150 °C d. CO2CH3 210 °C нсОСН3 In hv ZI 160 °C OBn 85 °C OBn OBno= o 1 equiv. CI K2CO3 heat PhCH N= H 1. LDA (1 equiv.) P 2. Ph Ph 3. aqueous work-up heat EtOH NaOEt 2. Draw the mechanism for the following transformations. I Н...
Mechanisms (40 marks) 1 Draw the mechanism of each of the following reactions. (5 marks cach) (a) HCHO + H HO H- OH OH CCI,CHO +H30 Bocco HO OH , c=NR + H2O c=0 + HN-R- 1. LDA 2. CH31 CHI 2-methyl-3-Pentanone 3-Pentanone Treat LDA as B OH но 2 HẠC-CHO H 2-Hydroxybutanal B-hydroxy carbonyl L a .B-unsaturated carbonyl
What is the major product and mechanism of the following series of reactions: 1. P(Ph), Br 2. LDA 3. H
2. (16 points) Draw the major organic product for each of the following reactions. Cat - Học =CH -CH3 + H - HH HCCH + Cl2 H . Light c) HC=CH-CH3 + Brz — Acidic + HOH hinga Lito- = OH + HOH 6 two products
Please show a clear mechanism. 7.) What is the mechanism and main product for the following series of reactions? (4 points) (Spring '18) 0 0 0 1.) CH-CH20 Na* 2.) HCI 3.) 5 x LDA 4.) 4x Br 5.) excess H,0', A