Indicate the reagents needed to carry out the following transformations (place the reagents above the arrow). (a) CH3-CH=CH2 CH3-CH-CH2-Br OH (b) CH3-CH=CH2 CH3-CH-CH3 OH
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Indicate the reagents needed to carry out the following transformations (place the reagents above the arrow).
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- 4) Eto ₂ 5) 2-Cyclohexene-1-one O₂Et + ethylace to acetate NaOEt NaOEtName the following compounds properly, including stereochemistry. CH3 H3C a) b) он Br e leom d Son lasal Br cle e en S) Draw the structures of the following compounds. a) acetonitrile Jud iyrdem snonet b) benzonitrile c) acetic acid d) formic acid outoge e) propyl propanoate y o trans Draw specific (no R's) examples of: the tet a) a hemiacetal b) a phosphorus ylide. c) an acid chloride d) a hydrate The reaction of acetone with NABH4 is a) a hydration b) a hydrolysis c) an oxidation d) a reduction pts) "Soap" may be defined as: a) a long chain carboxylic acid b) the sodium salt of a long chain acid c) the methyl ester of a long chain acid d) an anhydride of a long chain acidWhat are the reagents A and B in the scheme below? Br CH3 в CH,CH,CH,C-CH, A HgC CHy H;C CH
- SN7/ SN2| E1/EZunich reachan mecnanism do tre follawing reactions go tnrough 7) (R)2-bromopentanc reacts with CH3 OH at room temperature 2) (3R)-3-brom0-3,4-dimethylhexane is refl uxed with KOH 3) (A)-3-iodohexane is refl uxed with Heo 4) (S)4iodononane is refluxed with KN31) Draw the product, starting materials, or reagents to complete the reactions. Draw Stereochemistry where relevant. Write "No RXN" if no reaction will happen. Draw multiple products where relevant. A) 2 B) C/ OLES D)=(- LDA 1) BH 3 2) NaOH H₂0₂ H₂ pdj cacos Br Br F) A H₂SO4 H₂O OKMOA 2) 1,00 H₂ Pd/C1,2 -Dimethylcyclohexene on treatment with H2/Pt give : A cyclohexane B no reaction c) cis-1,2-Dimethylcyclohexane D trans-1,2-dimethylcyclohexane
- What is the major product for the following reaction? HCI CHICHCH;CH, OH 0 CHICH-CH;CH3 OCI O CHOCH=CHỊCH; CH3 CI 0 CHCHCHỊCH3 CI O no reaction CI CH₂-C- -CH₂CH3 CI Ain pyr 4) Give the major organic product for the following reaction. SOCI₂ CH,—CHCH,CH3 -CH-C OH A) B) C) D) CH3-CH-CH₂CH₂CH3 CH₂- CI CI CI -CH₂CH3 CH-CH=CH,CH3 OCI CH;—CH-CH2CH3 CI E) no reaction Aa) H₂ Pd C-C -H and -H + A-B For the following reagents, indicate the following: a) what is added accross the double bond; b) is the addition stereoselective/stereospecific? If yes, do A and B add syn or anti?; c) draw the product, with relevant stereochemistry, when the reagent system shown is reacted with 1-methylcyclopentene. The answer to the first reagent system is shown below. (i) b) yes, syn addition | | -C-C- (achiral, stereochem. not observable) | I A B (ii) a) 1) 9-BBN 2) H₂O2, NaOH(aq) b)
- Draw the major product of the following reactions and include stereochemistry in products. CH3 N2OH Br CH2CH3 CH3 CH3OH Br CH3 ČH2CH3 OH H2SO4 CH3 CI CH30" CH;OH CH30° CH;OH ČI t-BUOK t-BUOH Br OH HCIWhat starting materials are needed to synthesize each azo compounds O2N H2N- -N=N- CI но -N=N- -CH3 I0 Fill in the reagent or starting material needed or product in each reaction a) CgH;CH;CH;CH2Br CGH;CH;CH;CH¿NH2 b) C,H;CH;CH;CH2CONH, CH,CH;CH;CH;NH2 HCI P-CH;C,H4NH2 NANO2 P-CH;C,H&NH2 HCI/H;0 P-CH3C,H4NH2 CH;COCIThe reaction of CH -CH = CH - CH with HOH would form CH3 3. a) CH3 - CH CH - CH3 b) CH3 – C = C - CH3 с) О ОН Н ОН ОН // CНЗ-С-СНЗ d) CH3 - СH2-О-СН