Name and draw following benzene derivatives
Name and draw following benzene derivatives 4. Name or Draw the following compounds: COOH COOH 1....
Name or Draw the following compounds: COOL COOH -p-carboxybenzenesulfonic acid ? C(CH3)3 (13) 3. m-methoxyanisole? 4. 3,4-dimethoxyhenvaldyde? CHO OL OCH3 H2N ОСН,
JI) Name the compounds or draw the structures from their names. (2 pts) 1,2-chovo mul COOH a) NO2 b) CI c) 4-phenyl-2-pentanol; •DH d) 1-bromo-2-chloro-4-ethylbenzene; 2. Arrange the compounds in each set in order of decreasing reactivity (fastest to slowest) toward EAS. Explain. (2 pts) 0-C-CH3 -C-0-CH3 a) (A) (B) (C) CH2CH3 -NH2 ( C1) do nosotros (B) b) (A) 3. Account for the observation that trifluoromethyl groups is meta directing, as shown in the following example. (1 pt) CF3...
1. Draw and name all simple benzene derivatives.
12) Name the following compounds (3 points each) A) B) Br COOH C) 13) Do the following conversions (3 points each) A) OCH3 1) DIBAL, -78 °C 2) H20 B) CN 1) leq. DIBAL, -78 °C 2) H20 1) 2eq. DIBAL, -78 °C C) -CN 2) H20 1.03 D) 2) (CH3)2S
Part II: disubstituted benzene derivatives 5. Give two names, one with numbered substi one with numbered substituents, the other with ortho, meta or para designations, for each of the following benzene derivatives: OH CH3 U niw olla 6. Draw structures for the following: a. O-chlorobenzoic acid C. m-bromophenol erilisator Somnold. d ansulotorola Somosd-ES b. p-dinitrobenzene d. 1-bromo-4-chlorobenzene
4. Imagine an experiment in which a mixture composed of the following five compounds is subjected to TLC analysis: Ph-OCH3, Ph-COOH, Ph-CH CH3, Ph-CH2OH, PhCOCH (Ph= phenyl, C6H5 Arrange the five compounds in order of increasing Rf when benzene is used as the eluent 5. Consider the TLC experiment in (4) above. What, if any, differences would be observed if ethanol were used as the eluent in place of benzene?
52. Arrange the relative pKa's of the following compounds:( P (2 pts) соон соон COOH pKa's: 53. Arrange th compounds: (2 pts) e relative reaction rates for the electrophilic aromatic substitution of the following CH3 OCHa NO2 Reaction rates: 54. Arrange the relative base strength of the following compounds: (2 pts) NHCOCH3 NH2 NH2 NH2 NH. OCH3 OCH3 Basicity 55. What is the splitting pattern for the labeled hydrogens in the following compounds? (5 pt CH CH 56. Provide one...
H 9. For each molecule: 1) Identify all possible enantiomers and distinguish those that are enantiomers, diastereomers and meso compounds. II) Assign the absolute configuration of chiral carbons in each molecule OCH3 HO+Br HS+CN H2N-CH3 HOSH Он HO+CH3 н OCH3 Сн, ососна Br +D HOCH HC-BrHN+Br CH 8. For the following compounds, assign the absolute configuration for those with chiral carbons and identify those that are NOT enantiomers HO C-C-OHY -CCIN 13CH3 HAN CH3 CH3 осі H-CH3 H2N+CH H O+COOH...
1. Name the following compounds Br Br OH 2. Draw three benzene isomers with molecular formula CsHl4Br2. Name each of the three somers.
1. Give the correct IUPAC name of the following compounds. (2 pts each) Name: 3-bromo benzoic acid çi Name: CH3CH2CH2CHCO-K+ © HOCCH2CHCOH Name: 2-methyl-1,4-branddie ce id CH3 NHCH3 Name: HN(CH3)3*CI- Name: CH3 CH3CHNHCH3 Name: 2. Draw the structural formula for the following compounds. (2 pts each) (a) 3-ethylpentanoic acid o Hok (b) methylammonium nitrate (c) cyclohexylamine (d) sodium o-methylbenzoate