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- Which compound is the major product of the reaction below? QH (1) LIAIH,/ether N. N. N. (2) H* (dil.)/H,O (A) (B) HO, (C) (D) O Compound B O Compound A Compound C Compound D6. Provide the structure for the major product in the following reactions. b. P f. OH g. Lia * Oia ملی CI 1. SOCI₂, pyr. 2. to Br 2 1. LIAIH4 (xs) 2. H₂O 1. LIAI(OR) 3H 2. H₂O 2. NH₂ Et₂CuLi 1. EtMgBr (xs) 2. H₂O 1. Mg 2. CO₂ 3. H* 4. SOCI₂, pyr 1. [H], NaBH3CN, EtNH₂ CI pyridineIdentify the correct first mechanism step and final product of the reaction shown. 1. ВНз, THF 2. Н2О2, ОН" mechanism step final product H-BH2 OH А. H-BH2 H-BH2 OH C. H-BH2 LBH2 D. OH B.
- Draw the final major product(s) for each reaction in the designated box. Indicate stereochemistry Page 7 WInen applicable. Br TMSCI 1. Mg, Et20 Bu4N F НО EtzN 2. THE 3. HСI (aq) РСС 1. MeMgBr Jones reagent ОН CH2CI2 2. HCI (aq) XS HBr МСРВА NaSH (aq) CH2CI2Q2. Classify the following reactions to: 1. Wagner- Meerwein rearrangement 2. Pinacolic Rearrangement 3. Beckmann Rearrangement 4. Baeyer-Villiger Rearrangement 5. Wolff Rearrangement H,SO4 1. OH OH Ag(I) 2. NO NO OH H,SO4 NH 3. OH H;C, H,SO, + H,O H 4. H;C CH, CH3 HO H,SO4 5. OH OH NH,OH H,SO4 NH 6. A4. Identify the product, if. following reactions. any, that would form in each of the А) СНЗ - СНЗ В) СНЗ - СН2 - СНЗ C) ОН | СНЗ - СН-СНЗ D) СЗ - С -ОН E) СНЗ - СН2 - ОН 1) СНЗ— С- Н 2) Ni СЗ - С - СНЗ + Н2 3) Ni СЗ - С -Н + Н2 OB
- Which set and order of reagents are best used to carry out the following reaction scheme? [Note: more than one answer may or may not apply.] CI a. 1. HNO3, H2SO4 followed by 2. Cl2, FeCl3 b. 1. Cl2, FeCl3 followed by 2. H2SO4 c. 1. Cl2, FeCl3 followed by 2. AISO3 d. 1. HNO3, H2SO4 followed by 2. Cl2, AICI3 followed by 3. water e. 1. Cl2, FeCl3 followed by 2. AINO2 f. 1. Cl2, FeCl3 followed by 2. HNO3, H2SO428. It is best to carry out the conversion of CH3B to CH3-S-CH3 with the use of the reaction sequence: i) NaSH ii) 12 А. i) NaSH i) NaOH C. iii) CH3Br iv) H2O2 В. i) NASH i) KMNO4 i) NaSH i) NaOH i) CH3Br iv) CH3CO3H D. `Br NaH 29. In the reaction shown above, part of the product shown on the right came from: А. В. C. D. None of these 30. The transformation of 1-bromopropane to 1-butanol may be carried out by which of the reaction sequence? i) Mg i) HCHO ii) H3o* ) Mg i) HC(OC2Hs)s ii) H3O* iv) LIAIH, v) H3O* А. с. i) Mg i) CO2 ii) H30° iv) NABH4 v) H3o* В. D. None of theseIdentify the major product of the reaction of an alkene shown below. ||| 1. Hg(OAc)2, H2O 2. NaBH4, NaOH ....... ОН || IV ОН о, ОН
- Provide the reagents in correct order necessory to carry out the following conversion. OCH Br 10 NO, C/FeCls CHaONa, HNO,/ H,S0, excess Br/FeBr3 O excess Bra/FeBrs, Cle/teCl, CHONG HNO:/HSO. Clb/FeClz HNO,/HSO, CH-ONa oxcess Br./feBr O excess Br/FeBr, Cl,/Fecl, HNO,/H,SO, CH ONGWhat 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] H20.0. For 0.1 M equimolar reaction of CH3COOH + NH3 ----> CH3-CO-O™ + NH4+ How does the concentration of ]? [CH3COOH] compare to that of [CH3-CO-O (a) Equal (b) Greater than (c) Less than) (d) not possible determine a