Classifying a carbon atom by the number of carbons to which it is bonded can also be done in more complex molecules that contain heteroatoms. Classify each tetrahedral carbon atom in the female sex hormone estrone as 1°, 2°, 3°, or 4°. HO estrone
Q: Draw a stepwise mechanism for the following reaction.
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A: This is acetone molecule
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A: Note: according to our guidelines we are supposed to answer only one question
Q: 1. Give IUPAC names for the following compounds: (a) H3C CH3 (b) CH3 H2C=CHCHCCH3 CH3CH2CH=ĊCH2CH3…
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- A. Draw the meantime r of ephedrine. You can use line structures or a hybrid line structure/condense drawing like the one shown. Be sure it is clear which bonds are wedge and which are dash. B. Draw a diastereomer of ephedrine.How is each compound (B–D) related to A? Choose from enantiomers, diastereomers, identical molecules, constitutional isomers, or not isomers of each other.Organic chemistry 5.6.7.
- Make sure all requirements are filled drawing the isomer. from a to fbased on the following, choose: a) Pigment of B has more conjugated double bonds than pigment A b) Pigment B has an HOMO-LUMO transition greater than pigment A c) Pigment B emits photons with lower energy than Pigment A d) Pigment B can be seen by naked eye.Answer the following questions about erlotinib and terbinafine. Erlotinib,sold under the trade name Tarceva, was introduced in 2004 for thetreatment of lung cancer. Terbinafine is an antifungal medication used totreat ringworm and fungal nail infections. Rank the labeled bonds in terbinafine in order of increasing bondstrength.
- Zolpidem (trade name Ambien) promotes the rapid onset of sleep, making it a widely prescribed drug for treating insomnia. a.In what type of orbital does the lone pair on each N atom in the heterocycle reside? b. Explain why the bicyclic ring system that contains both N atoms is aromatic. c.Draw all reasonable resonance structures for the bicyclic ring system.Classify each compound as identical to A or its enantiomer.Drawn are four isomeric dimethylcyclopropanes. a.How are the compounds in each pair related (enantiomers, diastereomers, constitutional isomers): A and B; A and C; B and C; C and D? b.Label each compound as chiral or achiral. c.Which compounds alone would be optically active? d.Which compounds have a plane of symmetry? e.How do the boiling points of the compounds in each pair compare: A and B; B and C; C and D? f.Which of the compounds are meso compounds? g.Would an equal mixture of compounds C and D be optically active? What about an equal mixture of B and C?
- Label each of the following as cis, trans or neither. Below each structure that is cis draw a transconfigurational stereoisomer or vice versa.How many rings and π bonds are contained in compounds A–C? Draw one possible structure for each compound. a. Compound A has molecular formula C5H18 and is hydrogenated to a compound having molecular formula C510H10. b. Compound B has molecular formula C10H16 and is hydrogenated to a compound having molecular formula C10H18. c. Compound C has molecular formula C8H8 and is hydrogenated to a compound having molecular formula C8H16.The [α] of pure quinine, an antimalarial drug, is −165.Calculate the ee of a solution with the following [α] values: −50, −83,and −120.For each ee, calculate the percent of each enantiomer present.What is [α] for the enantiomer of quinine?If a solution contains 80% quinine and 20% of its enantiomer, what isthe ee of the solution?What is [α] for the solution described in part (d)?