A Le(s) réactif(s) de l'étape A B Le degré d'insaturation de l Le(s) réactif(s) de l'étape C Le(s) réactif(s) de l'étape D tableau de révision. complété ✓ Choisir... C12, UV 2 V CH3ONa, chaleur HBr 0 CH3OH 1 Ni, Raney Br2, UV H2, Pd/C HCI Br D
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- What is the missing reagent in the reaction below? of of. cr CI Multiple Choice O LIAIH4. [2] H2O (1] CH2=CHLI, [2] H2O (1]) (CH2=CH)2CULİ, (2) H20 (1] DIBAL-H, (2] H20Identify the reagents needed to come up with the given compounds. Pls Separate the reagents with a comma and a space. (ex. HNO3, H2SO4). For a multi-step reaction, separate the reagents with a semi-colon. (ex. HNO3, H2SO4; CH3Cl, AlCl3) There should be 9 reagents8. Choose the best sequence that would accomplish the following transformation. SO,H 1. X 2. Y Br A. X: HBr / FeBr3 Y: SO, Y: SO; / H2SO4 Y: Br2 / FeBr3 Y: Br2 B. X: Br2/FeBry C. X: SO, / H2S, D. X: SO; / H,SO4
- Alkenes can be converted to alcohols by hydroboration-oxidation. (a) Draw the structure of the alcohol or alcohols formed in the reaction sequence. Clearly indicate stereochemistry by drawing a wedged bond, a dashed bond and two in-plane bonds per each chiral carbon. Draw hydrogen atoms that are connected to wedge-and-dash bonds.(b) Characterize the product or products of the reactions. Be sure to draw hydrogens on oxygen, where applicable. 1. B2H6, diglyme (a) 2. H2O2, HO, H20 OH OH H Incorrect MacBook Pro8. Identify the reagents needed to carry out the following conversion. 0 || ? HC=CCH₂CH₂CH3 A. H2/Lindlar Pd followed by H2SO4/H2O B. O3 followed by H2O C. H2O, HgSO4/H2SO4 D. LiA1H4 followed by H2O CH3CCH2CH2CH336. What series of reagents could be used to carry out the conversion shown? Br- COH Br A) 1. excess Br2/FeBr3; 2. CH3CH2CI/AICI3; 3. fuming H2SO4; 4. dilute H2SO4, heat; 5. NaCr2O7/H2SO4/H2O B) 1. CH3CH2CI/AICI3; 2. fuming H2SO4; 3. excess Br2/FeBr3; 4. dilute H2SO4, heat; 5. NaCr2O7/H2SO4/H2O C) 1. excess Br2/FeBr3; 2. CH3CH2CH2CI/AICI3; 3. fuming H2SO4; 4. CH3CH2CI/AICI3; 5. fuming H2SO4; D) 1. excess Br2/FeCl3; 2. H3O+, heat; 3. (CH3)2CHCI/AICI3; 4. fuming H2SO4 E) 1. CH3CH2CI/AICI3; 2. fuming H2SO4; 3. excess Br2/FeBr3; 4. NaCr2O7/H2SO4/H2O
- Determine the mechanism of nucleophilic substitution of each reaction and draw the products, including stereochemistr CH₂CH3 CI Br + CN d. + CH3COOH a. acetone + -OCH3 e. DMF f. b. C. ||||| a ||||| Br H Br CH2CH2CH3 + CH3OH DMSO H CH3 CI Br + OCH₂CH3 + CH3CH₂OH2. a. b. d. C. oFor each reaction, draw the product(s) and circle the mechanism(s). Include "major be and “minor" when necessary. Stereochemistry must be included for stereoselective reaction "No reaction" is a possible answer. Br Br ts Br CI ta ха но Br CH3ONa CH₂OH KSH acetone Br₂ hv CH3OH NaCN DMSO ser nongaholds zid) no baard E2 E1 SN1 SN2 X. E2 E1 SN1 SN2 X. E2 E1 SN1 SN2 X. E2 E1 SN1 SN2 X• E2 E1 SN1 SN2 X• E2 E1 SN1 SN2 X.Choose the correct reagents and reaction sequence for the following transformation. ? CH3 Br CH3 -СООН O A. (1) HCN; (2) KOH/H2O, D; (3) H*/H2O O B. (1) Mg/ether; (2) acetone; (3) CrO3/H2SO4, D O C. (1) NaCN, D; (2) NaOH/H2O, D; (3) H*/H2O O D.(1) Mg/ether; (2) CO2; (3) H*/H20
- An alkyl halide was reacted with sodium cyanide in ether. Drag and drop each part of the SN2 mechanism into the reaction shown. H. H CH,CH, H CH,CH, H,CH,C NC CH2CH3 H,CH;C. CN CN NC----č----CI H. H. H CH;CH3 H;CH,C, NC H,CH2C CH2CH3 CI NC CN----č----CI CNComplete the following reaction by drawing the structure of the product. н, heat | CHy-CH2-CH-CH2-Cc + H20 čOCH2-CH2-0 CH3 CH2CH2CH2COOH + CH3CH2CH2CH2OH edit structure ...7. Devise a synthesis of each compound from the given starting material. You may use any needed organic or inorganic reagents. More than one step may be required. Me OH ...Br ??? Eto Me ☑OH Me OH Z ??? ...Br Me OH ....OMe