1. Name the following compounds properly, including stereochemistry a) b) CHs Cl NO NH2 2. Draw...
1.) Name the following compounds including stereochemistry. + Br 2.) Assign configurations to each of the chiral centers and circle the stereochemical relationship of the two compounds shown below in Fischer notation? CH3 C2H5 Br- H CH HCI Brt CzH5 A) enantiomers. B) diastereomers - C) constitutional isomers- D) cis/trans - isomers E) meso - same structure CH3 3.) Draw the structure of the meso form of 1,3-dichlorocyclopentane. Take particular care to indicate three-dimensional stereochemical detail properly. -
1. Name the following compounds: b. C. Cl Cl он 2. Draw the following compounds: a. Z-2-bromo-2-pentene b. Trans-3-heptene c. 3-chloro-4-methylcyclopentene 3. Predict the major products and show the mechanisms: он H2SO4, heat
Name the following compounds. Don't forget to specify stercochemistry when appropriate 2. Draw the structures of cis-2-ethylhexa-1,4-diene E-2,4-dimethylhexa-1,4-diene 3. Assign E or Z configuration to the following alkenes. (Circle highest priority groups) Br сн Вr сH,сн,Br NH2CH CH2CHCH CH,OH NH2 CH2CH2Br NEC Which of the following compounds that can exist as a mixture of stereoisomers? Draw each b. 1-chloro-2-methylbut-2-ene 4. a. 1-chloropropene c. 1,1-dichloroethene 5. Calculate the degree of unsaturation for codeine, CisHaiNO,. Show your work. 6. Rank the following...
1. Name the following compounds using the IUPAC system. No stereochemistry designations needed. (16) b yo thy d. 2. Draw two resonance structures of the anion formed from the following acid-base reaction. (4) y + NaOH
1. Name the following compounds using IUPAC or accepted common name: 2. Draw a proper condensed, expanded or line-angle structures for the following compounds: /8 a. hepta-1,4-diyne b. cis-non-2-en-5-yne c. trans-6-chlorohept-2-en-4-yne
1. Draw the (major) organic products of the following reactions: HNO3 H2SO4 HN (CH3)3CBr AlBr3 FeBr3 Br Sort the following molecules by their reactivity toward electrophilic aromatic substitution (1-most reactive, 4 2. least reactive): NH2 so,H Place either the letter A or C below the following compounds to indicate whether each of them are achiral (A) or chiral (C) 3. но Cl Determine the configuration (R or S) for each stereocenter in the following compounds: 4. Cl Cl NH2 но...
Draw the following compounds: 2-methyl-2-butene 1,4-heptadiene 1-butyne chloromethane n-pentane 2,2-dimethylpropane
7. Conformational Analysis: Chairs (25 points) Consider the following compounds: trans-1-Fluoro-2-iodocyclohexane and cis-1-Fluoro-2-iodocyclohexane Draw the skeletal structures and two chair conformations of each. Chair templates are provided for the cis compound. Redraw your own chairs for the trans compound. Circle the more stable conformation of each compound and briefly explain your selections below each pair, including the specific types of steric strain involved. Short phrases are great complete sentences not required! trans-1-Fluoro- 2-iodocyclohexane explanation for more stable conformation: cis-1-Fluoro- 2-lodocyclohexane...
POSTLAB QUESTIONS Name Date Instructor Organic Models and Nomenclature 1. Name the following compounds using the IUPAC nomenclature system: a. CH CH.CH,CH,CH, Peptone b. CH CH CHCHCH, I methu Pentare CH, CH, c. CH CH CCH CH 2. Draw the constitutional (structural) isomers of C,H, 3. Draw the structure of trans-2-butene, and then sketch the product that would result if this compound reacted with bromine, Br, Postlab Questions: Organic Models and Nomencla 4. Circle the functional groups on the molecules...
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...