titps/w,unisa.ac.za/studymaterial/imaterial/2eb82 2- mytnis myUnisa: ORC221F-18 When (R)-2-butanol is treated with TsCl, the product formed is? (1)...
2. t-butoxide/t-butanol E) 1. TsCl/pyridine 2. LiAIH4 19) What compound results when 1-butanol is treated with P/l2? A) CH3CH2CH2CH2I B) racemic CH3CH2CHICH3 C) CH3CH2CH2CH20P(OH)2 D) CH3CH2CH2CH2Pl2 E) Primary alcohols don't react with P/12 7
10) Which of the following statements is (are) true for the compound (R)-2-butanol? A) This compound is chiral. B) This compound is optically active. C) This compound has an enantiomer D) all of the above E) none of the above 11) Predict the specific rotation of the compound shown. CH нс A) It is impossible to predict; it must be determined experimentally. B) Because both asymmetric centers are R, the compound is dextrorotatory. C) Because both asymmetric centers are S,...
TsCl, pyridine 1TSCI, pyridine, 2) LiAlH Draw the major product formed when 2-pentanol is treated with each reagent(s) 1) H2SO4, A 2) O, 3) Zn, H2O 4. PCC a е b Jones Reagent (Chromic acid + acetone) НСІ 1) H.SO4, A Devise a synthesis of each compound from acetylene (HC= CH) and organic compounds containing two carbons or less. You may use any other required reagents CH, CHCH&CH 5. a CH CHCH-CH,ОН b CH CHCH,CHО cis CH CH2CH-CHCH CO>H d...
Draw the substitution product formed (including stereochemistry) when (R)-hexan-2-ol is treated with each series of reagents: (a) NaH, followed by CH3I; (b) TsCl and pyridine, followed by NaOCH3; (c) PBr3, followed by NaOCH3. Which two routes produce identical products?
Question 4: Starting with 2-methyl-1-propanol, draw the organic product formed when treated with the following reagents: OH 2-methyl-1-propanol a) H.SO,, heat HCI c) 1) TsCl, py PBr 2) NaSH
When 3-bromo-2,2-dimethylbutane is treated with potassium tert-butoxide, a single product, A, having the formula C6H12 is formed. When 3,3-dimethyl-2-butanol is treated with sulfuric acid, the major product, B, has the formula C6H12. Given the following NMR data, what are the structures of A and B?Write reactions for the formation of A and B and draw a splitting diagram for the protons at 4.82, 4.93, and 5.83 ppm in compound A1H NMR of A: 1.01 (s, 9H), 4.82 (dd, 1H, J = 10, 1.7 Hz), 4.93 (dd,...
If you did an SN2 reaction with R-2-bromobutane what would the stereochemistry of the product be? a) R b) S c) achiral d) racemic mixture e) NA If you did an SN1 reaction with S-3-bromohexane what would the stereochemistry of the product be a) R b) S c) achiral d) racemic mixture e) NA
Draw the product formed when 1-bromobutane is treated with cach reagent. 1. Li (2 equiv) 2. Mg in (CHCH2):0 solvent 3. Li (2 equiv), then Cul (0.5 equiv) 4. The answer in (a), then H;O 5. The answer in (b), then D20 6. The answer in (a), then CH,CCH Draw the product formed when (CH3CH2CH2CH2) CuLi is treated with each compound. In so cases, no reaction occurs. CHн, ,then H,O Draw the product formed when the a.ß-unsaturated ketone A is...
When (R)-2-chloro-3-methylbutane is treated with potassium tert-butoxide, a monosubstituted alkene is obtained. When this alkene is treated with HBr, a mixture of products is obtained. Draw all of the expected products.
R)-2-iodo-3-methylbutane is treated with sodium hydroxide. Select all products that are formed.2-methylbutan-1-ol3-methylbut-1-ene(S)-3-methyl-2-butanol(R)-3-methyl-2-butanol2-methylbut-2-ene2-methylbutan-2-ol