How is (–) hygrine produced from putrescine? Give all the steps involved in this synthesis.

Q: Suggest a mechanism for the formation of N-methylbenzaldimine

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Q: Provide a synthetic scheme along wi che reagents for the synthesis rglyceric acid from L-ascorbic…

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Q: Suggest a method for the synthesis of the unnatural d enantiomer of alanine from the readily…

A: The tosylation of an alcohol is done by TsCl/pyridine. This tosylation reaction converts an alcohol…

Q: Indicate the mechanism of the Hofmann degradation of N-(2-phenylethyl) butan-1-amine. What is the…

A: Detail mechanistic pathway for Hofmann degradation reaction is shown below

Q: Write down the synthesis of two representative Evan’s oxazolidinones. What is the major reason for…

A: Oxazolidinone is a five-member heterocyclic ring exhibiting potential medicinal properties with…

Q: Give full reaction for the synthesis of Loratadine?

A: Introduction : Loratadine is used for treatment of sneezing, coughing, running nose, water eyes,…

Q: Analyze the mechanism of each rearrangement and list their similarities.

A: Deamination of β-aminoalcohol using nitrous acid is shown below,

Q: Propose a full mechanism for the synthesis of alpha D-glucose pentaacetate from D-glucose using…

A: Solution -

Q: CIe II NO L-tyrosine F. ZEZ-

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Q: Predict the reactions ofcarbohydrates in acidic and basicsolutions, and with oxidizingand reducing…

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Q: Emil Fischer synthesized l-gulose, an unusual aldohexose that reduces to give d-glucitol.Suggest a…

A: The structure of D-glucitol is shown below.

Q: Identify the reaction that is the reverse of ahydrogenation reaction.

A: Reverse of hydrogenation reaction : Hydrogenation reaction is a type of chemical reaction where…

Q: Describe the scheme for the synthesis of acrolein based on Bi/Mo catalyst.

A: Here in this catalytic cycle, oxidation of propene is done using Bi/Mo catalysts. The propene…

Q: Predict whether d-altrose exists preferentially as a pyranose or a furanose.

A: The reason is give below:

Q: ii) Write a reaction to illustrate B-cleavage of secondary hepthyl radical H3CH2CH2CH2CH•CH2CH3).

A: The above reaction is an example of radical cleavage reaction leading to formation of another…

Q: a. What species other than an acid can be used to increase the rate of the transesterification…

A: a. The conjugate base of alcohol molecule is better nucleophile as it has negatively charged oxygen…

Q: CH4 to

A: A chemical reaction proceeds in the forward direction by the collision of one molecule to the other…

Q: Please provide the full curly arrow mechanism of the conversion of L-Tyrosine into 4-Coumaric Acid

A: Tyrosine is an amino acid (non-essential) which is made from phenylalanine.

Q: The reaction of ninhydrin with an -amino acid occurs in several steps (a) The first step is loss of…

A: Concept is based on identification of amino acids.

Q: there you found that labels had fallen off from the bottles containing D-lyxose and D-xylose. How…

A: D-xylose and D-lyxose are two aldopentoses. These are epimeric to each other at carbon number 3.

Q: Give biosynthesis of thujone from gerany|pyrophosphate

A: Thujone is a monoterpene with a ketone group and it is found in several plants including Salvia…

Q: State various conditions required in preparation of H2SO4?

A: Sulphuric acid (H2SO4) is a colorless liquid and corrosive in nature. Its other name is oil of…

Q: For the compound shown below, identify the two beta hydrogens and give the major Hofmann eliminaron…

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Q: Give full reaction of the synthesis of Doxylamine?

A: The full reaction of the synthesis of Doxylamine is given below.

Q: 2. Draw the scheme of nifedipine synthesis (name all the products).

A: The drug can be defined as a  medcation. They are used to treat and cure diseases. One of the…

Q: Detail how you would use the amidomalonate synthesis to prepare a racemic mixture of leucine.…

A: We have find out the mechanism for leucine.

Q: 2. Give the product for the transfaormation given below ( Hint selective oxidation).

A: Primary alcohols upon mild oxidation gives aldehyde (or) with strong oxidising agent gives…

Q: Which of the following substances aside from diketohydrindamine is also produced from the reaction…

A: Ninhydrin is reacted with amino acid to at the end it's colour changes to pink which denotes the…

Q: Show the mechanism for the acid-catalyzed formation of 23c starting with the product obtained from…

A: Fischer esterification- When carboxylic acid is heated with alcohol in presence of concentrated…

Q: conversion of L-Tyrosine into 4-Coumaric Acid

A: conversion of L-Tyrosine into 4-Coumaric Acid is given below

Q: The following metabolic product was found to occur after administration of the electrophile butyl…

A:

Q: 5. Suggest the synthesis pathways for the following: CH4 to OH а. CI to HO. b.

A: In this question, we want to Synthesized this two transformation by using Reagents.  You can see…

Q: For the compound shown below, identify the two beta hydrogens and give the major Hofmann elimination…

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Q: Suggest a product of the following reaction. HI is a very strong acid Ch3ch2Och2ch3+ 2 HI gives

A: SN2 Reaction: It is a nucleophilic substitution reaction in which the rate determining step depends…

Q: Give full reaction of the synthesis of pethidine?

A: Pethidine is a drug molecule which is a anticholinergic agent. Pethidine is also known as…

Q: H S. NH2 H S- H3CO2C H3CO2C Nafcillin IZ

A: There are many mechanisms in organic chemistry such as nucleophilic substitution, nucleophilic…

Q: HO.

A: it is an example of aldol condensation

Q: In Sunthesis of Diben zalacetone, why does the reaction end up being fully conjugated at the…

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Q: Give the synthesis of Caffeine from inosine monophosphate.

A: Synthesis of Caffeine from inosine monophosphate -  Caffeine can be synthesized by Ionosine…

Q: 1. Acetic acid undergoes haloform reaction. 2. Acetic acid has alpha hydrogens Which is True

A: Haloform reaction is a chemical reaction where a haloform is produced by the halogenation of a…

Q: please answer one and can you show the mechanism for the second question. a) Detail how you would…

A:

Q: How Ranitidine will be syntesized? give full reaction

A: Ranitidine : Ranitidine is a drug that is used orally and it belongs to class of drug called…

Q: please give full Synthesis reaction of  these drugs i) Acetazolamide  ii) Frusemide

A: Drug synthesis is the process of obtaining a new compound from a chemical reaction or series of…

Q: Explain why this is the proposed mechanism for oxidation of benzoin to benzil using nano-MgO.

A: Nanocrystalline Magnesium oxide is very efficient catalyst for the selective oxidation of benzoins…

Q: Enalapril is an anti-hypertension "prodrug" (i.e, a drug precursor) that is inactive until the ethyl…

A: Answer -

Q: Compound U is an aldopentose that can be oxidized to an optically inactive aldaric acid V. Upon…

A: Structures for compound U to Z are