Which of the following reacts most readily as an electrophile? O (CH3)4N+ O HBr O CH3OH...
Which is the best reagent for converting CH3(CH2)4CH2Br to CH3(CH2)4CH2OH? O A. H₂O OB.CH30Na ОС. CH3OH OD. NaCN o E. NaOH
please explain why 17. Which of the following compounds will undergo an SN2 reaction most readily? (CH3)3CBr, (CH3)2CHI, (CH3)2CHCH2CH2CH2Cl, (CH3)2CHCH2CH-CH21 メー 1 E2 18. Provide the structure of the major organic product which results when (S)-2-iodopent treated with NaCN in DMSO.
Trimethyloxonium tetrafluoroborate reacts with methanol (CH3OH) to give dimethyl ether (CH3OCH3). Which equation, including the curved arrows, best represents the rate-determining step in the mechanism? CH3 HC=0 BFT CH3 Trimethyloxonium tetrafluoroborate CH3 -> H2C+ + A. H2CO3 CH CH, : 0 CH CH3 B. H,C0 + HCA • HỌC-0: CH3 C. HỌC-0: + HCCO HAC-0 CH, CH3 + :0 . CH CH3 + :0 - CH3 + 4. Co CH3 D. HşC–o: → HșC-0 CH,
consider the Sn1 reaction shown below and answer the following questions. Br Br + CH3OH CH3 + HBO A. Write the rate law for the reaction. B. Identify the nucleophile, the electrophile, and the reaction solvent. C. State how each of the following factors would affect the rate of the reaction. a. Increasing the concentration of the alkyl halide. b. Increasing the concentration of CH3OH. c. Replacing HOCH3 with NaOCH3. d. Changing the alkyl halide from a bromide to an...
Which of the following pure substances is the most soluble in water? a. CH3-CH2-O-CH2-CH3 b. CH3-CH2-CH2-CH2-OH c. CH3-O-CH2-CH2-CH3 d. CH3-CH2-CH2-CH2-CH3
2. Match the followings: CH3OH CH3-SH CH3-CHO CH3-CO-CH3 CH3COOH CH3-COO-CH3 CH3-C00 Nat CH3-O-CH3 A. Ketone B. Alcohol C. Ether D. Carboxylic acid E. Carboxylic acid salt F. Ester G. Aldehyde H. Thiol
CH3 (4) 1. Which of the following alkyl halides would you expect to be most reactive in a unimolecular reaction? a) C&H, CH, CH, CH, BY b) CH 1 CH CH Br C) CH11CCH, Br d) C6H CH2 CH CHỊ CHỊ CH3 CHỊ e) C&H, CCH Br CHE (4) 2. What would you expect to be the chief organic product(s) when tert-butyl bromide reacts with sodium acetylide, i.e., CH3 + - CH2-C-Br + Na :CECH — ? CH a) I...
() 1. Which of the following alkyl holides would you expect to be most reactive in a unimolecular reaction? CH3 a) CsM , CH, CH, CH, Br b) CEHCH CH BY c) CH, CCH, Br d) CH, CH2 CH CHE сн. он сня Br e) CHICCHE CH3 (4). 2. What would you expect to be the chief organic product(s) when tert-butyl bromide reacts with sodium acetylide, i.e.. CH + - CH3-C-Br + Na CECH ? CH a) 1 b) II...
Answer the following questions CH3 CH3 CH's to H3C-CH-CH-CH3 is best Br OH 10. The conversion of achieved through use of which of these reagents in a low temperature reaction? a) Concd. HBr b) Brze c) NaBr, H2SO4 d) PBr3 e) HBr, peroxide 11. Which is the best way to prepare 3-methoxypentane via the Williamson method? a) CH3OH CH3CH2CHOHCH2CH3 H2SO4, 140 C b) CH3OH (CH3)2CHCH2CH2OH H2SO4, 140°C e) CH3I (CH3)2CHCH2CH2ONa 12. When nucleophilic addition to a carbonyl group occurs, the...
MAKE IT LEGIBLE!!!!! ASAP PLS!!! Draw a mechanism for the following reactions a) CH3 + HBr R-O-O_R + HBr b)