The [a] of pure quinine, an antimalarial drug, is -165. If a solution contains 82% quinine and 18% of its enantiomer (ee = 64%), what is [a] for the solution? Но, H CH30. quinine (antimalarial drug) Ta) =

Q: Q3: What is the maximum number of stereoisomers possible for each compound? COH OH OH HO OH OH…

A:

Q: What is the name for a 50:50 mixture of enantiomers such as a 50:50 mixture of (S)- -utanol and…

A: a 50:50 mixture of enantiomers such as 50:50 mixture of (S)-2-butanol and (R)-2-butanol are called…

Q: 2. ) Are the pairs of structures shown below constitutional isomers, enantiomers, diastereomers, or…

A: Constitutional isomers : These are the compounds which have same molecular formula but they differ…

Q: NH „CH, CH 4. How many chiral centers does penicillin have? Penicilin

A: Chiral centers are those atoms which are sp3 hybridised and have four different valencies.

Q: What is the relationship between each pair of molecules shown below? Identical, Constitutional…

A:

Q: b How many chiral carbon atoms are there in the following sugar? OH O 2 carbon atom(s) How many…

A:

Q: 1. Put a star (*) next to each chiral carbon and label it as R or S. a) b) c) d) e) Br H H Br orange…

A: Chiral Carbon (Asymmetric carbon centre): An sp3 carbon atom is attached to four different…

Q: 1. МСРВА ? 2. H3O* I. III. OH + enantiomer + enantiomer I. OH IV. HO + enantiomer + enantiomer OH…

A:

Q: 29. What is the total number of possible stereoisomers for the following molecule? он вr A) 2 B) 4…

A: 29.The number of stereoisomers of the given molecule can be calculated as:

Q: The [a] of pure quinine, and an antimalarial drug, is -165. If a solution contains 70% quinine and…

A: Given the specific rotation of pure quinine is -165. Given solution contains 70% of quinine and 30%…

Q: 4. Given the molecule below: C1 H C2 H₂N OH H Br a. Mark the stereogenic centers with an asterisk…

A:

Q: a) b) NH2 CI and and Br Br NH2 OH OH and and CI ČI f) and and g) h) Br and and

A:

Q: 1. Hg(OAc)2, H20 2. NaBH4, NAOH H A) + enantiomer В) OH C) + enantiomer D) НО, 'OH + enantiomer E)…

A: Given that : We have to predict the major product for the following reaction :

Q: Ephedrine, a stimulant and illegal drug is an optically active compound with two chiral centers. OH…

A: a. Chiral centre : atom with four different ligands are called chiral centre.  In the given compound…

Q: OH CH3 and or CH3 How are these molecules related? OH enantiomers O constitutional isomers…

A: From The Given chair form of isomer we can see that methyl group in the first chair form is…

Q: Mark each chiral center in the following molecule  with an asterisk. How many stereoisomers are…

A: Chiral center is the one which is attached to four different substituents and knowing the number of…

Q: Answer the following questions in regards to the molecules given below: CH, CH3 A в a) What is the…

A: Cyclohexane exist in chair form as it is the most stable  form .

Q: COOH H2N CH CH3 • Use the wedge/hash bond tools to indicate stereochemistry where it exists. •…

A: Mirror image means we should rotate molecule at 180°  Wedge position will go into dash position or…

Q: Mark each chiral center in the following molecule  with an asterisk. How many stereoisomers are…

A: A chiral center is the one where all the groups attached to the C are different. If there are n…

Q: CH3 H OH CH3 H H H3C H3C OH но HO- H3C OH OH CH3 BİLEŞİK A Compound A

A:

Q: How many chiral centers does prostaglandin E2 have? Assign R,S configurations to these centers.

A:

Q: CH3OH, H* OCH3 A. OCH3 + enantiomer B. + enantiomer OCH3 + enantiomer OCH

A:

Q: 2 Identify the following pairs of compounds as identical or isomers. If they are isomers, are they…

A: Stereoisomer - is the same structural  formula  but  different  arrangements.  Enantiomer- the all…

Q: 2. Drow the mirror image of each compound, and iabel the compound an chiral or achirai. COOH b. CHs…

A: The essential and primary condition for chirality is non superimpoability of the mirror images…

Q: 5. Cholesterol is one of the important component of animal cell membrane. Label circled chiral…

A:

Q: 2. Given the D-glucose molecule below; How many possible stereoisomers does it have? Draw any seven…

A:

Q: Dimethylamine, (CH3)2 NH, has a molecular weight of 45 and a boiling point of 7.4 °C.…

A: Dimethyl amine has one hydrogen atom, can be used for hydrogen bonding. But trimethyl amine has no…

Q: The principles in Section 5.4A can be used to locate stereogenic centers in any molecule, no matter…

A: The  carbons surrounded by four different groups are stereogenic centers in any molecule

Q: Mark each chiral center in the following molecule  with an asterisk. How many stereoisomers are…

A: Isocitric acid is a structural isomer of Citric acid. In Isocitric acid, two chiral carbon atoms are…

Q: The facts in Section 5.4A can be used to locate stereogenic centers in any molecule, no matter how…

A: Stereogenic centre is the carbon atom which is attached to four different atoms/groups. To identify…

Q: -N ОН H O

A: Here we have to write the regio isomer of the given compound and to assign R/S configurations of…

Q: Assign a configuration (R or S) at each chiral centres/carbons :OH :Br © :O:

A: To assign the R-S nomenclature , we first number the four groups attached to the chiral carbon atom…

Q: Mark each chiral center in the following molecule  with an asterisk. How many stereoisomers are…

A: Isomers are the compounds with the same molecular formula but differ in their properties and…

Q: Duestion 3 For the lompound Name the compound Identify each chiral center Are goometric isomors…

A: The chiral center is the carbon which is attached to four different groups.

Q: Locate the chiral centers of the molecule below, entering a list of alphabetized labels, for…

A:

Q: Draw a 3-D structure of a molecule with a molecular formula of C4H9Cl containing one chiral center…

A: The given compound is C4H9Cl.

Q: blem 7: For the following molecule assign R/S for each indicated chira h alkene (R) HO, H3CO" (R) HO…

A: R and S given by CIP rule in which prority is given which have highest atomic mass  If we rotate…

Q: The [α] of pure quinine, an antimalarial drug, is −165.Calculate the ee of a solution with the…

A: The formula for enantiomer excess of a solution is calculated as follows: ee=αmixtureαPure…

Q: Consider compounds I, II, . How are I and II related to each other? (enantiomers, diastereomers,…

A:

Q: The specific rotation of S-Ibuprofen is +54.5o. Which direction would a mixture containing 80%…

A: If overall rotation of the plane of the plane polarised light is +ve, then mixture rotate the plane…

Q: the following molecules can form nonsuperposable mirror images (enantiomers)? HO,C CH, H3C. HO CH,…

A: Tetrahedral carbon may form nonsuperposable mirror image. If all the substitute is attached to the…

Q: How many asymmetric centers does 2,4,6-trimethylheptane have? 2 .A O 3.B O 1.CO O.D O

A:

Q: The principles can be used to locate stereogenic centers in any molecule, no matter how complicated.…

A: If the  carbon atoms are surrounded by four different groups then it is called as stereogenic…

Q: The quantitative differences in biological activity between the two enantiomers of a compound are…

A: Given: To find: 1. Chiral center 2.  Why Enantiomers have such radical differences in bioactivity.

Q: The total number of stereoisomers for the following compound is: CI 15

A:

Q: 2.) For the following 12 compounds, please write the number of chiral centers (0 if there are none)…

A: A C atom in a molecule is chiral when it is attached to 4 different groups.  A molecule is chiral,…

Q: the following compound? CHCIBICH:CHBrCH3 a) 0 b) 1 c) 2 d) 3 will not show optical activity? a)…

A: Note: Since you have posted a question with multiple subparts, we will solve the first three…

Q: 1) Below you are given the structures of the disaccharides lactose and trehalose. он он но он но но…

A: Here we have to predict acetal and hemiacetal group present in the following  given disaccharides…

Q: 2. How are each pair of compounds related(enantiomers, diastereomers, meso, sar constitutional…

A: Enantiomers: Those compounds which have opposite configuration at each stereocentres.In other words…

Q: Assign an R or S configuration to the chiral center in each molecule.

A: Chiral center has R-configuration.