3&4 are connected 3. Provide the missing SN2 product for the following reactions. Show stereochemistry when...
1. Provide products for the following reactions. Show appropriate stereochemistry where appropriate. HI H2SO4 CH,OH 1. Hg(OAc),/H,0 2. NaBH4 1. BH; 2. H,Oz/NaOH H/Pd H2SO4/H2O 4. Provide the missing reagents or starting materials in the following reactions. OH Br HO 1. Br2 2, NaNH (excess) 3. H2O
1. Under second-order conditions (strong base/nucleophile),
SN2 and E2 reactions may occur simultaneously and
compete with each other.
Show what products might be expected from the reaction of
2-bromo-3-methylbutane (a moderately hindered 2∘ alkyl halide) with
sodium ethoxide.
2.Under second-order conditions (strong base/nucleophile),
SN2 and E2 reactions may occur simultaneously and
compete with each other.
Show what products might be expected from the reaction of
2-bromo-3-methylbutane (a moderately hindered 2∘ alkyl halide) with
sodium ethoxide
3.. Provide the structure of...
2. (1.5 pts) Label the following reagents as Good or Poor Nucleophiles AND as Strong or Weak Bases. OK Na SH 3. (1.5 pt) Predict the productts) of the following reactions, if there are multiple products indicate which, if any, is the major product. Be sure to clearly mark the stereochemistry of chiral carbon atoms and draw multiple products if there is more than one stereoisomer that forms. HCI MeOH H2SO H2 Pd/BaSO4 quinoline 4. (3 pt) For the following...
Question: 21. Provide the structure of the missing
product(s) or reacant(s). Show the relevant stereochemistry (use
solid or dashed wedge) if necessary.
21. Provide the structure of missing product(s) or reactants. Show the relevant stereochemistry (use solid or dashed wedge) if necessary. HS I product (a) HOC 2 products (2 isomers) (6) HOL c Natl (a strong base) heat Eto (solvent) CH, = - H + NaNH NaN - | - (a nucleophile is needed here) "SCHE CH ISCHE (An...
3. Provide the product/s for the following reactions. Indicate if the reactions proceed via an SN1, or SN2 mechanism. Indicate proper stereochemistry if it is applicable. Show the mechanisms a h a NaCN DMF come NaSH DMSO NaOH DMSO a) M y NaOCHZ Naoch,, H2O NaOCH; HO
please indicate stereochemistry
(20 marks) 1. Identify each of the following reactions as SN1, SN2, E1, or E2 and give the products formed in each case, and indicate the stereochemistry of the product if appropriate (mechanisms are not required). If no reaction would occur, indicate this with N.R. forno reaction" and give the reason for which you don't expect a product. a) E HEC-CH2-C...Br (CH3),C07 (CH3),COH CHE 70°C CH3 SN2 Morand SN2 H H₃C-CH2-c...Br. CN/DMSO in CH 25°C d) Br...
For the reactions below, provide the missing product, reactant or reagent(s). Show the stereochemistry where appropriate. H2 Pd/C 03 Zn, H3O+ CO2H + CO2
For the reactions below, provide the missing product, reactant
or reagent(s). Show the stereochemistry where appropriate.
OH ''OH racemic Os04 H202 ao COZH Zn, H30+ + CO2
Provide the major product(s) for the following reactions: Show Stereochemistry when necessary (9 points total) HBr (1 equivalent) HBr (2 equivalents) Br2 Brz (1 equivalent) CH,CI, (2 equivalents) CH,CI, HO 1) disyamylborane HgSo., H2SO4 2) H0, NaOH, H2O Bonus: Provide the major product(s) for the following reactions: Show Stereochemistry when necessary (4 points total) 1) NaNH, (1) NaNH, 2) (CH),CHCH,Br 2) (CH),CHCH,Br 3) H, 3) L, NH, Lindlar's catalyst 1) NaNH, 2) EtBr 3) Hz, Pd/C 1) NaNH, 2) EtBr...
Provide the missing substrates, products, reagents, in the
following reactions. Indicate the stereochemistry where
appropriate.
7. (36 points) Provide the missing substrates /products/reagents in the following reactions. Indicate the stereochemistry where appropriate. a. HgC﹀CH3 (1) 03 Ph︿H (2) (CH3)2S b. H2 OsO4 PhCH2CECCH2CH3 2r3 Lindlar catalyst t-BuoOH C.