Question 51 Which of the following will NOT readily undergo nucleophilic substitution OE) 09 O A) Both A and D O D) CH3CH₂1 OB) CH3CH₂Br CH3CH₂F CH3CH₂C1 < Previous
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- ) Starting from benzent synthesigo the fo lloning compounds. çooH NO2 NO2 NO2 NO2 BrIdentify the suitable reagents for the given reaction and arrange them accordingly. 1 OH OEt 2 OEt OEt O 1) EtOH, H₂SO4; 2) EtOH, H₂SO4 O 1) EtONa followed by H₂O; 2) TsCl/py followed by EtONa O 1) EtONa followed by H₂O; 2) NaH followed by EtBr O 1) EtOH, H₂SO4; 2) NaH followed by EtBr O 1) EtOH, H₂SO4; 2) TsCy followed by EtONa3) Show how you would synthesize the following Compounds, storting with benzene or toluene ond ASSume any necessory pro duct (ond seperoble from ortho) in ortho, pora reogents, poro is the mogor mixture c)o- chlorobenzoic ocid d) m- chloronitro benzene
- 2. Which of the following would give a meta product when submitted to EAS reaction conditions? OA OB OC OD OE OF A B C H CF3 E F CI HODraw the mechanism ffrom benzaldehyde to this using: i)NaBH4 ii)TsCl, py iii)NaCN iiii)H+, H2OProvide to llaving Br a detailed, step by step mechanism for the reaction OCH₂CH3₂ OCH₂CH3 OCH₂ CH3
- Which of the following reactions willactually yield the indicated product?The key step in a reported laboratory synthesis of sativene, a hydrocarbon isolated from the mold Helminthosporium sativum, involves the following base treatment of a keto tosylate. What kind of reaction is occurring? How would you complete the synthesis?Plastic photochromic sunglasses are based on the following reversible rearrangement of a dye inside the lenses that occurs when the lenses are exposed to sunlight. The original dye absorbs UV light but not visible light and is thus colorless, while the rearrangement product absorbs visible light and is thus darkened. (a) Show the mechanism of the rearrangement. (b) Why does the rearrangement product absorb at a longer wavelength (visible light) than the original dye (UV)?
- In each of the followinq rea ctions, t he indlicated procluct is either obtained poor yretd all. Provide the case, or not at detai led explanat con why this is a U ##f0d CH, (CO, Et),ci Ne GEt, EEOH PHCH(co U Ph Br CH2 CHO + CH, Č CH2 NADEE, CHz CH CH, C CHz Et OH NaOEE () CH2 CHO t CHq Ć CHzChoose which compound is more reactive when reacted with N2OH in water solvent and he reason clearly. vs OH HO,What is the product of the following sequence of reactions? D | NaOH NaNH2 H3O+ || ||| explain each steps..explanation needed. don't give Handwritten answer IV NH₂