Predict the MAJOR product for the following reactions. (3 pts each) Br2, hv Br2, hv Br2, hv Bry, hv Provide the missing reagents for the following reactions. (Hint:There may be more than 1 step) (4pts each) OH HO
action sequence best accomplishes this transformation? CH, OCH Brz KOH CH, OH HO hv Brz CH, OH KOH Δ Br2 hv NaOCH, CCIA C) Br₂ HBr hv NaOCH, CCI, D) Br₂ hv
Which of the following statements is true about the reactivity of 2-methylbutane toward Br2/hv and Cl2/hv? (3 pts) b Reaction of cis-2-butene with bromine gives a racemic mixture of chiral products. c. Reaction of cis-2-butene with bromine gives achiral (meso) products. 8. Which of the following statements is true about the reactivity of 2-methylbutane toward Bry/hv and Cly/hv? (3 pts) a. chlorine is more selective than bromine (for halogenation at the 2- carbon as opposed to the 1-, 3-, or...
Valine (HV) is a diprotic amino acid with Kal = 5.18 x 10-3 and K 2 = 1.91 x 10-10. Determine the pH of each of the solutions. A 0.288 M valine hydrochloride (H, V+Cl-) solution. pH = 1.44 A 0.288 M valine (HV) solution. pH = 5.12979 A 0.288 M sodium valinate (Na+vº) solution. pH = 11.59
Predict the major product of the following reaction, and draw complete mechanisms for the initiation and propagation steps. Propose 2 termination steps. Label each elementary step. Br2 hv Initiation: Propagation: Predict the major product of the following reaction, and draw complete mechanisms for the initiation and propagation steps. Propose 2 termination steps. Label each elementary step. Br2 hv Initiation: Propagation:
select the reagent that will accomplish the given transformation Question 12: A B 1. Cly, hv. CCL 2. H20 | 3. Cros. H20. H2SO. 1. Cl. hv. CCL 2 NaOH, HO 3. Cros. H2O, H,SO 1. Brą, hv. CBA 2. HO 3. CrO2, H20, H2SO4 1. Cly, hv. CCI 2. NaOH, HO 3. PCC, DCM For the following section, questions 13-20, answer the given questions Question 13: What would be the major product of the reaction below? A. (1R 2R)-1-ethoxy-2-methylcyclohexane...
2) Draw mechanisms for the following transformations. HO. Ho® HO له مه يه " جميل (B) ZI
show the mechanisms Hoy Naone OH HO
Predict the MAJOR product for the following reactions. (3 pts each) Br2, hv Br2, hv Br2, hv Br2, hv
Valine ( HV ) is a diprotic amino acid with ?a1=5.18×10−3 and ?a2=1.91×10−10 . Determine the pH of each of the solutions. A 0.182 M valine hydrochloride ( H2V+ Cl− ) solution. pH= A 0.182 M valine ( HV ) solution. pH= A 0.182 M sodium valinate ( Na+ V− ) solution. pH=