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CH=CHCH.CH H2 -> ? Pd/C I. CECCH2CH3 IV. CH=CHCH2CH3 II. CH=CHCH2CH CH CH, CH2CH3 V. CH=CHCH2CH3...
11) Which of the following is 3-phenylpentane? Mets/ecto black 11) CH3CHCH2CH2CH2CH3 I. CH3CH2CHCHCI IV. CH3CH, CHCH2CH3 OP CH3CH2 CHCH.CH II. V. CH3CH2CHCH2CH3 III. OH A) 1 B) II C) III D) IV E) V
A. i) Ho^ OH, TOH, Dean-Stark; ii) Pd/C, H2; iii) EtBr; iv) H2O, HCI B. i) 2 EVOH, TOH, Dean-Stark; ii) a) MeLi, b) EtBr; iii) H2O, HCl; iv) Pd/C, H, C. i) excess EtOH, H2SO4, heat; ii) a) MeMgBr, b) EtBr; iii) Pd/C, Hz; iv) H.O, HCI D. A and C would both work E. B and C would both work
3. Rank in order of decreasing basicity: HC=C: CHCHO CHC HINO H₂C=Cif I III IV V A. III >I>V > II > IV D. III > IV > II >V>I B. III > V > IV >> II E. IV > II >I> III > V C. V>I> III > II > IV
15) The most stable conformation of 3-bromo-2-methylpentane, viewed through the C-2-C-3 bond (i.e., C-2 in the front, C-3 in the back) Br CH3 CH 3 CH3 H2CH H3C CH(CH3)2 CH3 CH3 CH3 CH2CH3 H2CH3 IV a) I b) II c) III d) IV e) V 15) The most stable conformation of 3-bromo-2-methylpentane, viewed through the C-2-C-3 bond (i.e., C-2 in the front, C-3 in the back) Br CH3 CH 3 CH3 H2CH H3C CH(CH3)2 CH3 CH3 CH3 CH2CH3 H2CH3 IV...
Which of the following are examples of homogenous catalysis? i.) SO2 over vanadium (V) oxide ii.) Pd in H2 gas iii.) Pt with methane iv.) KI dissolved in H2O2 v.) CFCs with ozone A. i, ii and iii B. iv and v C. i, iv and v D. ii, iii, and v E. none of the above combinations.
Arrange the indicated protons by acidity, most acidic first: H I II III IV IV>II> III >I OI>IV>III > II OIV >I> III > II I> IV > II > III What product is expected from the following reaction? но 1. LiAIH ether 2. H,00 Оно он он н Arrange the indicated protons by acidity, most acidic first: H I II III IV IV>II> III >I OI>IV>III > II OIV >I> III > II I> IV > II > III...
1. MCPBA 2. H, H20 CH(CH3)2 H3CH2C- OH H- OH CH2CH3 CH(CH3)2 CH(CH3)2 CH(CH3)2 HECH,C- OH HOCH,CH, HOCHCH, HOH HOH H- OH CH2CH2 C H2CH3 CH2CH3 A. I and II B. III and IV c. I and IV D. II and III E. I and 111
Rank the following radicals in order of decreasing stanility (most to least stable) II IV IV > I > II > III III > II >> IV III >> II > IV Il > III > I > IV III > IV > Il > 1
Rank the following carbocations in order of increasing stability. CHCI CH -CHCI C–CH CH C1 CH I II III a. (least stable) I < II < III (most stable) b. (least stable) II < I < III (most stable) c. (least stable) III < I < II (most stable) d. (least stable) III < II < I (most stable) e. (least stable) I < III < II (most stable) f. (least stable) II < III < I (most stable)
Which of the following is the best method to prepare aspirin? I. II. III. IV. V. A) I B) II C) III D) IV E) V