(a)
Interpretation: The structure corresponding to
Concept introduction: The systematic naming of organic compound is given by IUPAC. The naming of organic compound is done such that the structure of organic compound is correctly interpreted from the name.
The prefix
(b)
Interpretation: The enantiomer of
Concept introduction: Stereochemistry is defined as the arrangement of molecule in three dimensional and its impact on
(c)
Interpretation: The two possible diasteromers of given compound is to be drawn.
Concept introduction: Stereochemistry is defined as the arrangement of molecule in three dimensional and its impact on chemical reactions. A pair of diastereomers exists when two substituents attached to each of the double bonded carbon atoms are different.
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ORGANIC CHEMISTRY W/BIOLOGICAL TOPICS
- Draw and name the seven aldehydes and ketones with the formula C5H10O. Which are chiral?arrow_forward(a) (R)-1,1,2-trimethylcyclohexane, label each structure you have drawn as chiral or achiral.arrow_forward(a) What product(s) are formed when the E isomer of C6H5CH = CHC6H5 is treated with Br2, followed by one equivalent of KOH? Label the resulting alkene(s) as E or Z. (b) What product(s) are formed when the Z isomer of C6H5CH = CHC6H5 is subjected to the same reaction sequence? (c) How are the compounds in parts (a) and (b) related to each other?arrow_forward
- Compound X (C4H9Br) reacts by heating with NaOH in H2O to form Y. The compound Y then undergoes acid catalysed hydration by H2SO4 in 180°C to form 2-methyl prop-1-ene. (e) Determine the structure of X and Y. (f) Predict a MAJOR product when compound Y reacts with H2SO4 in 140°C. (g) Draw a structural isomer of X. Name the isomer using IUPAC nomenclature. (h) Describe a chemical test to distinguish between compound Y and 1-butanol.arrow_forwardDraw the structure of an alkyl bromide with molecular formula CgH13Br that fits each description: (a) a 1° alkyl bromide with one stereogenic center; (b) a 2° alkyl bromide with two stereogenic centers; (c) an achiral 3° alkyl bromide.arrow_forward(a) (1R,2R)-1,2-dibromocyclohexane, draw any diastereomers.arrow_forward
- (b) Draw the structure of A, B, C, D and E (i) OH CH,CCH3 A ii. H3o* PCC / CH,Cl2 (ii) CH3CH2CH2OH conc HCI, ZnCI, CH;C(CH3)2 (iii) OHarrow_forwardShow how you would convert(a) oct-3-yne to cis-oct-3-ene.(b) pent-2-yne to trans-pent-2-ene.arrow_forwardDraw structures for the following compounds: (a) 2,2-dimethylpropane (b) 3-methylheptane (c) 4,5-diethylnonane (d) 4-(1-methylethyl) heptane (e) 5-(1,1-dimethylethyl) nonane (f) ethylcyclobutane (g) 1-ethyl-4-methylcyclohexanearrow_forward
- Show all steps and reagents needed to convert cyclohexane into each compound: (a) the two enantiomers of trans-1,2- dibromocyclohexane; and (b) 1,2-epoxycyclohexane.arrow_forward(−)-Menthol is the most stable stereoisomer of 2-isopropyl-5-methylcyclohexanol and has the R configuration at the hydroxyl-substituted carbon. (a) Draw the preferred conformation of (−)-menthol. (b) (+)-Isomenthol has the same constitution as (−)-menthol. The configurations at C-1 and C-2 of (+)-isomenthol are the opposite of the corresponding chirality centers of (−)-menthol. Write the preferred conformation of (+)-isomenthol.arrow_forwardQ1: Draw the structure of each of the following molecules: (a) (R)-1-chloro-1-fluorobutane (c) (2R,3S)-3-Bromo-2-chloro-1-pentanol (b) (S)-2-chloropentane; (d) (R)-2,2,3-trichlorobutane.arrow_forward