Hydroboration oxidation of terminal alkyne gives aldehyde which then undergoes Nucleophilic addition.
Na/liq.NH3 reduces the alkyne into trans alkene.
mCPBA is an epoxidation reagent.
Potassium Tertiary butoxide gives less substitited alkene.
" LU PUMPS 1. Draw the major product formed from the following elimination reactions. (4 pts)...
1. Draw the major product formed from the following elimination reactions. (4 pts) NaOET EtOH, heat 85% H3PO4 १ 80°C heat Y Br + BOKBLOH host + t-BUOKA-BOH EtOH TH + Naget 55°C
I need help with this question with steps please . thank you 2. Complete the following reactions with correct stereochemistry (4 points) 1. Sia BH 1. =co Na 2. H2O2, NaOH 2. H30* Na, NH3 ti, na mCPBA correct stereochemistry correct stereochemistry
Select the correct product from the following reactions Select the correct product from the following reactions 1. (Sia)2BH مہد .5 ر م م م " 2. H2O2, NaOH =9 Na+ 6. Product of 5 +Ha0 .2 حریر Na, NH3 | لس N N =ا mCPBA 8. Product of 7 OH
1. PREDICT THE PRODUCT: Provide the structure of the major product expected from the following reactions or reaction sequences. Make sure you account for any regio- and/or stereochemistry! (24 pts.) H2O 1. Hg(OAC), CH, OH 2. NaBH H2SO4 H20 1) BH-THF 2) H202, KOH HBr Bry, H2O HBr ROOR 1. BH3-THF 2. H2O2, NaOH H20, H2SO4 1. NaNH2 H2 H-CEC-CH2 CH2 CH3 2. CH CH Br Lindlar cat 1. Sia BH-THF 2. H2O2, H2O
Testbank, Question 140 What is the expected major product of the following reaction sequence? 1. NaOEt, EtOH, heat 2. BH; THE 3. H2O2, NaOH HO HO OH OH OH + enantiomer + enantiomer + enantiomer + enantiomer IV OL
1. (15 pts) Give the structure of the major organic product formed in each of the following reactions. H, (1 atm) HC-CEC-CHE- Lindlar Catalyst HCI HAC-CEC-CH. Large Excess CI HAC-CEC-CH3 - 1. (Sia), BH HyC-CEC-CH3 2. H,O,, NaOH (Sia),BH BrHCEC Na NH, (liu)
What is the expected major product of the following reaction sequence? 1. NaOEt, EtOH, heat 2. BH; THF 3. H2O2, NaOH HO OH O + enantiomer + enantiomer + enantiomer + enantiomer IV O O O O O
2. For 2a - 2j. predict the product or products for the following reactions. If no reaction occurs for the given conditions write no reaction and explain why there is no reaction. You must indicate the correct stereochemistry where needed in order to get full credit. (3 points each) NOTE: any carbon atom with a start next to it (C) indicates that this Carbon atom can be in either the R-or S- absolute configuration. 2a. 1. 2 mol O2 2....
Draw the major product for the following reactions. -OH 2. Draw the major product for the following reactions. 1) TSCI 2) NaOEt, Heat 3) O; 4) DMS 1) NBS, heat (I cq.) 2) NaNH, DMSO 3) KMnO4 (aq) NaOH, cold 4) NaOCI, acetic acid 1) O 2) H,0 3)NI, H, 150, 100 atm 1) RBH 2) H.O, NaOH 3) NBS, heat (I eq) 1) KMnO heat 2) Na, NH, CH OH 3) Bry, light (I eq) 1) NBS, light 2)...
Complete the following reactions with correct stereochemistry. IMPORTANT: Note that there is a change in the bottom reaction from "Li, Na" to "Na, NH3" above the first arrow. Thanks. 2. Complete the following reactions with correct stereochemistry 1. Sia,BH 1 Na 2. Н,о 2. н.о, NaOH тCРВA Li, Na correct stereochemistry correct stereochemistry