CH,CH,CH, CH;CH2 OCH3 HO. ОН CN H. H3C

Q: How to draw the more stable conformer of trans-1-ethyl-2-methylcyclohexane?

A: The given compound is trans-1-ethyl-2-methylcyclohexane.

Q: Convert the following Fischer projections into tetrahedral representations, and assign R or S…

A:

Q: CH3 CH3 H2SO4

A:

Q: CH2 CH3 CH3 H3C. CH3 CH3

A: The given compound can be numbered as follows,

Q: Draw both trans chair conformations of 2-methylcyclohexanol and circle the more stable one.

A:

Q: соон HO. ÕH Ö CH2OH А. please put the missing groups to the Fischer on the right: 5

A:

Q: Is this a meso compounds?

A: Given compound,

Q: The molecules shown below are A) Identical molecules B) Stereoisomers C) Constitutional isomers D)…

A: ->Cis ,trans isomers are stereoisomer.

Q: OCH2CH3 OCH2CH3 e. CH3-CH2-CH2-CH2-COOCH3 Ans: Ans:

A: Interpretation - To tell the name of the functional group which are present in the given molecules -…

Q: H3C -CH Molecule #2 (B thujene ): Center a: S Center b: R

A:

Q: (a) (R)-1,1,2-trimethylcyclohexane, draw a three-dimensional representation.

A:

Q: WHO HO OH H. H. H. HO

A: The mirror image isomerism (enantiomerism) shown by the compounds that contain a chiral carbon. The…

Q: Which of the following is/are meso compound/s? C ||C/ || HO- OH Br ||| -Br

A:

Q: ОН a. b. с. d. Na2Cr2O7 (xs.) H2SO4, H2O ОН OH ОН еще OH НО OH НО exy ely ОН OH еде

A:

Q: Q3:- Draw and specify as R or S the enantiomers (if any) of: (a) 3-bromohexane (d)…

A:

Q: Label each attached compound as cis or trans. Then draw the second chair conformation.

A: The axial and equatorial positions in chair conformation of cyclohexane are as,

Q: connections do

A: Those organic compounds inwhich metal attached with carbon atom direactly called organometallic…

Q: PLease draw the Follocoing stueture in the most 8table chair fom.sustily youm chotee

A: While placing the position of substituents in the chair form of cyclohexane, pay attention at the…

Q: Locate the stereogenic centers in attached molecule. Compounds may have one or more stereogenic…

A: A stereogenic center is the Carbon atom bonded to four different groups.

Q: How many degrees of unsaturation are present in C8H9ClO? Ans.  degrees of unsaturation

A: How many degrees of unsaturation are present in C8H9ClO?

Q: 2. Label each chiral carbon either as R or S stereoisomers. OH b. HS Br a. H. H2N H

A: Chiral Carbon: The carbon center in which all the 4 attached group is different Then those carbon is…

Q: CH3 H2N,, НООС COCH3 A R configuration B S configuration

A:

Q: This compound, drawn as a Fischer projec Br Br CH3 Br HO, OH

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

Q: Is this a meso compounds?

A: The given compound is: 1, 3 equatorial, equatorial is cis and 1, 2 equatorial, axial is also cis.…

Q: Explain "Gauche conformations are generally higher in energy than anti conformations because of…

A: The stability of any conformation  depends upon   their energies as higher is the energy ,lesser is…

Q: CN ОН

A: The molecule given is,

Q: Draw a meso compound for the attached molecules.

A:

Q: s this molecule an enantiomer?

A: A molecule or a complex which has mirror image but both mirror image is non-superimposable on one…

Q: 4. Circle any hemiacetal carbons in this molecule. но OH OH

A: Hemiacetal carbon : In any oxygen containing organic compound , the carbon atom attached to the…

Q: (a) (S)-2-chlorobutane, label each structure you have drawn as chiral or achiral.

A: A molecule is said to be chiral if it has non-superimposable mirror images. If the carbon atom has…

Q: (a) (S)-2-chlorobutane, draw any enantiomer.

A: (a) (S)-2-chlorobutane, draw any enantiomer.

Q: Does the HOMO of ethene (left) match the LUMO of ethene (right)? O True O False

A:

Q: Which of the attached cyclic molecules are meso compounds?

A: If a compound, despite the presence of two or more chiral centres in its molecule is achiral due to…

Q: Produk apa yang anda harapkan dari reaksi 1-phenyl-2-butene dengan NBS? Jelaskan alasan anda!

A: NBS is N- Bromosuccinimide. It is used to form radical at benzylic or allylic position. It is a…

Q: i) BH3, THF i) H,О,NaOH ? CH3 CH3 -CH3 FHO- он -CH3 HO + + enantiomer enantiomer I II III IV

A:

Q: NANH2 1) HgSO, H,SO, 2) H,0 Br 1)NANH2(xs) 2)H,0 Br 2 1)Hg(OAc)2, HO 2)NOBH tautomerization Br…

A: Mercury (2) acetate is used as oxidising agent.

Q: Does methylcyclopentane have a stereogenic center?

A: Methyl cyclopentane has no stereogenic center, because no any carbon atom is connected to four…

Q: (a) (1R,2R)-1,2-dibromocyclohexane, draw any enantiomer.

A: The structure of (1R 2R)-1,2-dibromocyclohexane is as follows: If the carbon atom is attached to…

Q: Label attached stereogenic center as R or S.

A: The molecule is chiral if the carbon center is attached to four different groups and has…

Q: Is this a meso compounds?

A: When the stereoisomer has an internal plane of symmetry, it is termed as the meso compound. The…

Q: Which of the following cyclic molecules are meso compounds?

A:

Q: (a) (1R,2R)-1,2-dibromocyclohexane, draw any diastereomers.

A: The chemical structure for the (1R,2R)-1,2-dibromocyclohexane is shown below.

Q: (a)(2R,3S)-2,3-dibromohexane, draw any enantiomer.

A: The organic compounds are said to be the enantiomers of one another when they are non superimposable…

Q: (T) CH3 (d) CH2CH3 (e) H2NCH2CH2CHNH2 CH3

A: The IUPAC system is the most widely used system of nomenclature in organic chemistry. There are…

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

A: R (Latin word ‘Rectus’ means right handed) and S (Latin word ‘sinister’ means left handed)-…

Q: Label each statement as true or false H2CH32 is the conjugate base of CH3CH2+

A: According to the explanations by Bronsted-Lowry, if a species loses a proton then it is an acid…

Q: Assign Ror S to each chiral center in this molecule:

A: Assign priorities to the groups at each chiral or stereogenic centers according to the…

Q: 3.) Which structure is a meso compound? В. CH3 A. C. D. CH3 CH3 CH3 H--ci H--ci H--ci H--ci ci-- CH3…

A:

Q: what is the chair conformed and the ring that represents it? which chair conformation is the most…

A: Given is cyclohexane derivative.

Q: CH2CH3 b. H-C-CH2-CHCH3 CH, d. CHs-CHCH--OCHS

A: Alkanes are hydrocarbons containing only the carbon and the hydrogen atoms present in them. The…

Environmental Pollution

Environmental pollution occurs due to some unwanted alteration in the surroundings which results in unfavorable effects on all organisms of that surrounding.