Concept explainers
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A strong base favours an
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A strong base favours an
A high concentration of a base favours an
If one of the reactants is charged, an
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A strong base favours an
A high concentration of a base favours an
If one of the reactants is charged, an
(d)
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A strong base favours an
A high concentration of a base favours an
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A strong base favours an
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Check out a sample textbook solutionChapter 10 Solutions
Organic Chemistry
- Ql- Arrange the following carbonium ion as more stable. Why? Me Me „Me A C Q2- Choose the substituted group that makes the following reaction faster. Why? X- CH2 H X- ососн, OR COOCH} Y= NH2 OR NO2 Q3- Which of the following compounds give the highest yield when reacting with a carbonyl compound. Why? NH 2 NH2 NH2 Me Me Me OR OR NO 2 NO2 NO2arrow_forwardF3C + CI OH CH3 N. CH3 KOH DMSO CH3 F3C Loss Tox H H F3C (Fluoxetine) CH3 CH3 H a. The rate of the reaction depends on both phenol and alkyl chloride. Is this an SN1 or an SN2 reaction? Draw the reaction mechanism below. Page 6 of 7 b. The physiologically active enantiomer of fluoxetine has (S) stereochemistry. Based on your answer in part (a), draw the correct stereochemistry of the alkyl chloride needed to produce this physiologically active (S)-Fluoxetinearrow_forwardThere are two benzylic bromides that give (Z)-4,6-dimethyl-3-phenyl-3-heptene on E2 elimination. Draw them.arrow_forward
- Order the compounds in each set according to their sn2-displacement reactivity:1-bromo-3-methylbutane; 2-bromo-2-methylbutane; 3-bromo-2-methylbutane.arrow_forwardDraw the substitution products for each of the following reactions; if the products can exist as stereoisomers, show what stereoisomers are obtained: a. (R)-2-bromopentane + CH3O- b. (R)-3-bromo-3-methylheptane + CH3OH c. benzyl chloride + CH3CH2OH d. allyl chloride + CH3OH e. 1-bromo-2-butene + CH3O- f. 1-bromo-2-butene + CH3OHarrow_forwardWhich isomer reacts more rapidly in an E2 reaction: cis-1-bromo-4-tert-butylcyclohexane or trans-1bromo-4-tert-butylcyclohexane? Explain your answer.arrow_forward
- Rank the compounds in each group according to their reactivity toward electrophilic substitution. 1 most reactive; 3 = least reactive. a. toluene methoxybenzene fluorobenzene b. benzonitrile ✓p-methylbenzonitrile ✓p-methoxybenzonitrilearrow_forwardChemistry draw the transition states for the following SN2 reaction Problems for Section 9.2 9.29 Draw the transition states for the following SN2 reactions. %3D 유 CH,CO Na* CH3 a. CH;CHCH3 CH;CHCH3 + NaBr NaOH b. CH;CH,CH2I CH;CH2CH2OH + NaI NHCH3 CH;NH2 с. CH;CH,CH,CHCH3 HCI +] CH3CH,CH,CHCH3arrow_forwardGive the SN2 product(s) for the reaction of (R)-2-bromopentane with an excess of sodium methoxide. (R)-2-methoxypentane (S)-2-methoxypentane (S)-2-ethoxypentane (R)-2-ethoxypentane (R)-2-pentanol O(S)-2-pentanolarrow_forward
- Which synthetic route is the best way to prepare ethyl isopropyl ether? O (CH3)2CHONA + CH3CH2Br O CH3CH2ONA + (CH3)2CHBr O CH3CH2ONA + (CH3)2CHOH O CH3CH2OH + (CH3)2CHOH + H2SO4, 140 OCarrow_forwardWhich reagents will give the transformation shown? LOH (1) ВН3: (2) Н202 a. (1) Hg(OAc)2: (2) NaBH4 H2SO4 / H20 C. NBS, H20 d. Brz / H20 е.arrow_forwardDraw the major organic substitution product(s) for (2R,3S)-2-bromo-3-methylpentane reacting with the given nucleophile. İndicate the stereochemistry, including H's, at each stereogenic center. Omit any byproducts. Н Br CH3CH2O (conc.)arrow_forward
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