Give the arrow mechaniem pushing LBA acctone

Q: supply the missing product with all the mechanisims O Me2NH

A: Aldehydes and ketones react with secondary amines to form enamines. The reaction is catalyzed by…

Q: H-N Ad, C=C H. H3C H DN H-C-CH3 ČH3 AN Pro H CH3 H,C-0-H CH3 Identity

A: Here are the complete reactions

Q: Hillary is studying reactions of alkenes. She would like you to check her work on the following…

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Q: for the gieen seection hhat mechenmim is folloved outu sphese on

A: When coordination compounds react with each other, the product can either be formed via the…

Q: NO₂ OH 4-nitrophenol Fe + HCl H₂O NH₂ OH 4-aminophenol

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Q: 1. LDA 2. Br

A: At first, LDA (base) will abstract acidic proton and in the second step, negative charge will attack…

Q: Draw a diastereomer of the compound shown.

A: The molecules with the same molecular formula but different structures are known as isomers. If the…

Q: haw Could we Prepaled the Compainds clo- 千

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Q: 3. Draw the Newman projection of the most stable rotamer of 'Pr 'Pr iPr = isopropyl

A: The Newman projection represents the dihedral angles of different conformations of a molecule. In…

Q: OH Ои ои И

A: Answer is given below

Q: OH (R) (S) Он

A: A meso compound is an achiral compound with chiral centres. A meso compound possesses an internal…

Q: is this R or S sstereochemistry?

A: Cahn-Ingold-prelog rules are used to assign the priorities to the groups of chiral center. A group…

Q: How to Assign R or S to a Stereogenic Center ? Explain steps ?

A: Chiral centers are assigned R or S configuration. R is used for rectus (clockwise) and S for…

Q: ОН x Br

A: An arrow always depicts from a region of high electron density to low electron density ; that is…

Q: F TI Br

A: We know bulky group prefer to occupy equatorial position to avoid 1,3 - diaxial repulsion and Br is…

Q: What does Meso compound mean? And briefly explain the R/S System of nomenclature with example?

A: The compounds which have chiral center but as there is a plane of symmetry which makes the whole…

Q: In a fischer projection, is the molecule r or s, and what is the highest priority?

A: Priority order can be determined on the basis of atomic number.  With increase in Atomic Number,…

Q: meso compounds

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Q: Draw all four bonds at chiral centers. Draw the major product predicted for the following reaction.…

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Q: Define steps to Designating a Stereogenic Center as R or S When the Lowest-Priority Group Is Not…

A: Any chiral center could have two possible configurations, and these configurations are designated…

Q: Draw Fischer projections of the D-isomer and the L-isomer falanine.

A: Alanine is the simplest optically active amino acid. The D/L isomers represent the relative…

Q: Draw the Haworth projection of a-D-psicose. You will find helpful information in the ALEKS Data…

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Q: ?Which of the following is correct اخترأحد الخيارات a. Curved arrows are always drawn from an…

A: b option is correct. Curved arrows are always drawn from an electron rich centre to an electron poor…

Q: F Br CI

A:

Q: Predict the major product of this reaction. Be sure to include the key model tnat predicts the…

A: In the required conformation the bulkiest group is perpendicular to carbonyl grup.

Q: e) 2 diasteromers OMe CHO OMe + "CHO OMe OMe CHO CHO OMe OMe CI A OMe ÖMe F F racemic

A: Given reaction is an example of the Diels-Alder cycloaddition reaction (4n+2π).Note - As per…

Q: The following model represents the carbocation intermediate formed in the addition reaction of HBr…

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Q: a transform to (2S, 3R)-3-phenylbutan-2-ol that undoes a hydroboration-oxidation Apply reduction.…

A: A chemical reaction in which alkene converts to alcohol on reaction with borane followed by hydrogen…

Q: Propose a reasonable mechanism for the following reaction. F F -F M OH K₂CO3 heat F. F W IN

A: The given reaction is Addition -Elimination reaction.In organic  chemistry, an addition-elimination…

Q: Positive visible result when HCI is added to hexene *

A: When HCl is added to the Hexene then an addition reaction occurs and unsaturated compound is…

Q: Draw all possible stereoisomers for the attached compound. Label pairs ofenantiomers and…

A: The number of stereoisomers of an organic molecule depends upon the number of chiral carbon atoms…

Q: Is THF a polar protic or aprotic?

A: Polar protic solvent - solvents must contain proton attached to electronegative atom.  Polar aprotic…

Q: Meso Compounds Non-Meso NH2 "NH2 HO HO.

A: Meso compounds are those molecules which have plane of symmetry, they are optically inactive…

Q: Determine how many possible stereoisomers there are for each compound.

A: The number of stereoisomers for a non symmetrical compound is given by  number of stereoisomers = 2n…

Q: 1. Explain the formotim of the praduct a) CHOE 1 equinlest BrNU

A: Note: As per our guidelines, we are supposed to answer only the first question which has two parts…

Q: Select the highest-priority group according to Cahn-Ingold-Prelog rules. CH₂NH2 CH2CO2H CH₂SH H

A: Cahn-Ingold-Prelog set some rule for choosing the highest priority group among different groups.

Q: Please design a mutlistep(more than 3) systheis question in O chem, making sure it covers a variety…

A: The question designed is as followsHow will you synthesize acetaminophen from benzene Here is the…

Q: 2) Predicted the diagnostic peaks in the IR spectrum for the starting material, isoborneol, and the…

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Q: which is chiral and which achira

A: 1. Optical activity : the property of rotation of plane polarized light (PPL) of an object (or)…

Q: Br F Draw least stable (onformation of newman projection

A: The compound given is,

Q: the Leu side chain has 2 rotatable bonds that can each each adopt the g+, g- and t conformation. how…

A: Answer :---  The distribution of C-C and C-S Horison angles correlates with Boltzmann factor of the…

Q: Why is B considered a meso but not D?

A: 1) Compound should contain two or more identical substituted stereocenters(Chiral carbon). 2)It has…

Q: H 0= Ph- N- Ph Jza CI N N Light CHO 1) CH₂N₂ 2) light heat Ph- N-

A: