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3. (3x10-30 points) Reactions. Give the product structure of following reactions, indicate stereochemistry where appropriate. A)...
3. (3x10 = 30 points) Reactions. Give major product structure of following reactions. Indicates stereochemistry where appropriate. i. NaOEt EtO A) ii. H20* i. MeMgBr (excess) OMe ii. H2O AIBr3 i.NaH ii. Et! Ph3P=CHCH3
Provide the major product(s) for the following Provide the major product(s) for the following reactions. Be sure to note stereochemistry and racemic mixtures. NaOH, H29 2 100 °Ç ? NaOH, H2O H 0°C H W H CCl3 OC (provide product of both steps) H a. Hn b. CHEM 370 W13 Homework Page 1 of 2 giorel Noot Hoi solu NOEL IN DER NaOH, H2O 100 °C Hv NaOET, H OEt EtOH 8. Eto- i. LDA, -78°C NaO Me MeOH Оме...
4. Draw the products of the following sequences of reactions. 1) NaOET, HOE 1) NaOEt Eto OEt 2) H3O+ 2) Br | 1) LDA, -78°C 2) 0 H30+ heat H 3) NaOH, heat 1) LDA (1.1 equiv), -78°C, THE 2) CH3Br 1) CH3CH2MgBr 2) H30* H2, Pd-C LU H2SO4 NaOH, H2O 1) LDA, -78°C 2) HOE 3) H30+ 1) O3 2) CH2SCH3
3. (continued) For each reaction, draw the structure of the major product(s) including stereochemistry where appropriate. Fill in the box below each arrow with the mechanism(s) that will be followed (SN1/E1, SN2, or E2). For SN1/E1 reactions, draw products for both. g) Сн,сн,он h) CH2O- Na CH3OH i) Me. Br A Eto Nat Me
Draw the structure of the one major product expected for each of the following reactions. Indicate stereochemistry where applicable Chemistry 2310 Ch 8 and 10 Test-Addition Reactions of Alkenes and Intro to Radicals 1.) BH3 Br. k) PhCO3H 1.) O 2.) DMS Ni H3C n) HO 1.) H2SO4 heat 2.) Br2 1.) Br2, light 2.) NaOEt 3.) Ch. H2O o) 1.) Cl2, light 2.) NaOEt 3.) Os followed by DMS p) 1.) BH3 THF followed by H202/HO 2.) TsCl, pyridine...
(b) For TWO of the following reactions provide a mechanism that explains the product shown and explain any regiochemical control that has occurred in its formation. [2 x 5 marks] EtO2C LCOMEt CO2Et NaOEt mwag mo (i) NaOEt, Ph Br (ii) 0 1 Eto V 0 L oEt HO (ii) aqueous acid, heat EtO2 CO2Et NaOEt EtO2C CO2Et
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...
II. Draw the structure for the major organic product of each of the following reactions. (7.5 pts each, 45 pts) Ç(CH3) 30 11. 1) PhČCI, AICI 2) EtNH, H2, Raney-Ni, heat 12. ço Me 1) EtMgBr (2 equiv.) 2) H20, H30*
Predict the product(s), both major and minor, of the following reactions. Indicate stereochemistry where appropriate. MeOH/heat а тюх меонтоа, а. NaOEt EtOH HCI
II. Draw the structure for the major organic product of each of the following reactions. (7.5 pts each, 45 pts) Ç(CH3)3 o 11. 1) PhČCI, AICI 2) EtANH, H2, Raney-Ni, heat 12. ÇO Me 1) EtMgBr (2 equiv.) 2) H20, H30* 13. o CNH2 1) Brą, NaOH, H20 o 2) (CH3)2CHCCI, pyridine 14. CHO HO+H H-OH Br2, H20 H-HOH HO+H CH2OH