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- Choose all compounds shown below (A-F) that can exist as pairs of cis-trans isomers: CH3CH2CH=C(CH3)2 CH3CH=C(CH3)CH2CH3 BrCH=CHCI CH2=CHCH3 C B D A OA Ов C D ОЕ OF BrCH2CH=CHCH2Br CH3CH=C(CH2CH3)2 E FH Hg(OAc)2, H₂O, THE draw all stereo isomers NaBD4, OH (D = ²H) draw all stereo isomersExercice 3: Consider the following formula: H₂C- CH3 CH3 a) How many asymmetric carbon atoms are there? How many stereoisomers does this planar formula correspond to? c) Show the different stereoisomers in their most stable conformation, specifying the absolute configuration of the asymmetric C atoms. What stereoisomeric relationships exist between them?
- The molecule shown below has stereoisomers can exist. H-CION (10 HO-C-11 H-C-OH H-C-OH H-C-OH 11 O 2,4 O 4,16 O 1,2 O 3,8 O 5,32 asymmetric carbons, therefore differentDraw the stereoisomers of 4-chloro-2-methylhexane. Use a dash or wedge bond to indicate stereochemistry of substituents on asymmetric centers, where applicable. esc BO 2 option Q A N 19² Select to Draw an Isomer @ Drawing 2 579 124,528 W S pas F2 X command H # 3 E D 80 F3 $ 4 C R a F4 F % 5 V Q T G tv 6 Atoms, Bonds and Rings FO B Y v lo & 7 H NACE F7 U Charges N 1 8 33341 J D-II F8 1 ( 9 M F9 K || O O F10 1 H P Undo Ⓒ Remove F11 commandCaps Announcements-CHM240-201 x → 72"F 7 Starting from the Newman projection below, rotate the back carbon to provide the structure in the least stable conformation. Q A app.101edu.co N H D H Organic Chemistry W CH3 H S CH3 CH3 Draw Newman Projection 3 E D 4 Aktiv Chemistry R 5 T V Question 25 of 55 6 O Mail- Francesca A Tantillo-Out x G Y B & 7 H N CHM 240 Please select a drawing or N
- What are the relative energy levels of the three staggered conformations of 2,3-dimethylbutane when looking down the C2-C3 bond? Me Me H Me Me Me Me Me. Me Conformation: 191 1ක් පුදා H Me Me Me H H H A B C Me A is the highest energy conformation and C is the lowest (energy level of B is in between the two) O A and B are equal energy, and C is the highest energy conformation A and B are equal energy, and C is the lowest energy conformation C is the highest energy conformation and A is the lowest (energy level of B is in between the two) O B is the highest energy conformation and C is the lowest (energy level of A is in between the two)Sensipar is a pharmaceutical used for the treatment of hyperparathyroidism in patients with chronic kidney disease. Draw the enantiomer of the molecule shown below. Use a dash or wedge bond to indicate stereochemistry of substituents on asymmetric centers, where applicable. ana ab Cock trol esc . Q option A T Z vel @ 2 Drawing 124,528 W S A X H command 3 E 80 F3 D $ 4 C F4 R F 5 V FD T Atoms, Bonds and Rings stv JO G 6 B Y 7 H ⁰0 A F7 U N Charges 8 J ( 9 M FO 1 T K O H F10 L Ⓒ CI Remove P Undo command i { Reset Ⓒ Done + [ ? option 1 1 }Draw both cis- and trans-1,4-dimethylcyclohexane in their more stable chair conformations. 5-72 (a) How many stereoisomers are there of cis-1,4-dimethylcyclohexane, and how many of trans-1,4-dimethylcyclohexane? (b) Are any of the structures chiral? (c) What are the stereochemical relationships among the various stereoisomers of 1,4-dimethylcyclohexane?
- 7:42 y C Ô * » 4GE 73% 4. Draw the enantiomer and both diastereomers for each compound. If there is not an enantiomer or diastereomer, write NONE in the appropriate box. Then answer the following questions. a. Br Enantiomer Molecule 1 Molecule 2 diastereomer diastereomer Molecule 3 Molecule 4 1. How many different stereosomers are there for 2-bromo-3-chloropentane? 2. Which of the above molecules DO NOT rotate light? b. Enantiomer Molecule 1 Molecule 2 diastereomer diastereomer Molecule 3 Molecule 4 1. How many different stereosomers are there for 2-bromo-3-chloropentane? 2. Which of the above molecules DO NOT rotate light?If I chlorinate 2-bromo-1-chloropropane under light, how many products do I obtain? Are any chiral?b Threonine is a naturally occurring amino acid used in the production of proteins in the body. Draw the enantiomer of the molecule shown below. Use a dash or wedge bond to indicate stereochemistry of substituents on asymmetric centers, where applicable. ck ol esc B 1 Q option A 2 OH N *. @ NO 2 NH₂ 579 124.520 Drawing W S X H command # 3 E 'OH 80 F3 D $5 4 3 C a R F de 20 5 V FS T dtv G Atoms, Bonds and Rings HO 6 ♫ e Fo ONA Y B OH & 7 H F7 U Charges N - 8 J FB 100 1 ( 9 M -00 l K H₂N O ) - O F10 < L NH₂ P Undo Remove command : D