Q: stion 11 of 11 Draw the most stable form of the major mixed Claisen product formed in the reaction.…
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Q: 3. Show the synthesis of the following compound from the indicated starting material CH3 CH3 HO ОН
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A: The details solution for this is provided below in attach image.
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A: Please find the answer attached, here as handwritten note.j
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Q: Starting material multi-step synthesis?
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Q: ropose an efficient synthesis for the following transformation: OH he transformation above can be…
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A: Recall the functions of reagents used.
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Q: The transformation above can be performed with some reagent or combination of the reagents listed…
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Q: Given the follówing proposed mechar reaction. 2A+ 2B C+2D step 1: 2A+B-C+E(slow) step 2: E+B-2D…
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Q: Draw complete reaction mechanism of 1-butanol ----> 1-bromobutane using reagents NaBr and H2SO4.
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Q: 2. Give a stepwise mechanism for each reaction (i) OH 1) CH;MgBr (excess) 2) H2О (ii) OCH3 „NO2 N-…
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Q: Propose a mechanism for each of the following reaction: CH3 H20 Br но CH3
A: In this reaction mechanism step first formation of carbocation step second in the ring opening and…
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Q: OH CH3 CH3 H,SO4, `CH3 `CH3
A: Since there is lone pair electrons on double bonded O in the reactant. Hence it will take proton…
Q: Devise a synthesis for the following transformation. SM = starting material. TM = target molecule Br…
A: We have to perform the transformation:
Q: Provide the major product in each box for the multistep synthesis below. Mg0 1. H2SO4 Br Et20 2. aq…
A: The reactions given is,
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Q: 3.4 Propose a stepwise mechanism for the following reaction: CH,OH OCH,CH3 CH2OH OH CH2OH H30 H H H…
A: Detail mechanistic pathway is given below
Q: Propose a mechanism for the following reaction:
A: The reactant undergoes E1 elimination reaction by forming a carbocation and then a 1,2 alkyl shift…
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Q: Devise a 2-step synthesis of the product from the starting material. CH3 CH3 1. reagent 1 2. reagent…
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A: The mechanism for the above reaction has to be proposed below.
Q: 16. HO OH 17.
A: Given are organic synthesis reactions.
Q: The correct reagent for the following transformation HO. TH. Jone's reagent H20/H* РСС SOCI2 H2SO4
A:
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- The proton NMR spectrum for a compound with formula C10H12O2 is shown below. The infrared spectrum has a strong band at 1711 cm-1. The broadband-decoupled 13C NMR spectral results are tabulated along with the DEPT135 and DEPT90 information. Draw the structure of this compound.A 13C NMR spectrum of commercially available 2,4-pentanediol, shows five peaks at 23.3, 23.9, 46.5, 64.8, and 68.1 . Explain.Compound B is isomeric with A (Problem 19-79) and shows an IR peak at 1715 cm-1. The 1H NMR spectrum of B has peaks at 2.4 (1 H, septet, 17 Hz), 2.1 (3 H, singlet), and 1.2 (6 H, doublet, 17 Hz). What is the structure of B?
- Propose structures for compounds that fit the following 1H NMR data: (a) C4H6Cl2 2.18 (3 H, singlet) 4.16 (2 H, doublet, J=7 Hz) 5.71 (1 H, triplet, J=7 Hz) (b) C10H14 1.30 (9 H, singlet) 7.30 (5 H, singlet) (c) C4H7BrO 2.11 (3 H, singlet) 3.52 (2 H, triplet, J=6 Hz) 4.40 (2 H, triplet, J=6 Hz) (d) C9H11Br 2.15 (2 H, quintet, J=7 Hz) 2.75 (2 H, triplet, J=7 Hz) 3.38 (2 H, triplet, J=7 Hz) 7.22 (5 H, singlet)Propose a structure consistent with the following spectral data for a compound C8H18O2: IR: 3350 cm-1 1H NMR: 1.24 δ (12 H, singlet); 1.56 δ (4 H, singlet); 1.95 δ (2 H, singlet)A compound of unknown structure gave the following spectroscopic data: Mass spectrum: M+=88.1 IR: 3600 cm-1 1ΗNMR: 1.4 δ (2 H, quartet, J=7 Hz); 1.2 δ (6H, singlet): 1.0 δ (1 H, singlet); 0.9 δ (3 H, triplet, J=7 Hz) 13CNMR: 74, 35, 27, 25 δ (a) Assuming that the compound contains C and H but may or may not contain O, give three possible molecular formulas (b) How many protons (H) does the compound contain? (c) What functional groups(s) does the compound contain? (d) How many carbons does the compound contain? (e) What is the molecular formula of the compound? (f) What is the structure of the compound? (g) Assign peaks in the molecule’s 1HNMR spectrum corresponding to specific protons.
- How could you use 1H NMR, 13C NMR, and IR spectroscopy to help you distinguish between the following structures?How would you use NMR (either 13C or 1H) to distinguish between the following pairs of isomers?The 1H NMR spectrum shown is that of a cyclic ether with the formula C4H8O. Propose a structure.
- Deduce the structure of an unknown compound using the data. C5H₁O: 10 NMR: 69.8 (1 H, s), 8 1.1 (9 H, s) Deduce the structure of the unknown compound. Select /||||||| G C Draw Rings More Erase Q2 QA ¹H NMR spectrum is shown for a molecule with the molecular formula of CaHsO. Draw the structure that best fits this data. esc K Select to Draw с 0 SearcHow many 1H NMR signals would expect for the following molecule? OH 10 08 5 09 07