Why is the group of polyketide compounds often referred to as acetogenins? Draw the biosynthesis of the formation of rhein (3) from acetyl Co-A!
Q: Why does deuterium add to C-1 rather than to C-4 in the preceding reaction? a. Why was DCl rather…
A: In general, the presence of conjugated diene undergoes addition readily because the cation…
Q: Explain why iodine (I2) does not react with ethane, even though I2 is more easily cleaved…
A: Radical or free radical: unpaired valence electron of an atom, molecule, or ion is called as…
Q: calculate the % yield of preparation of 2-aminobenzoic acid: mass of phthaliamide = 2.95g mass of…
A: In the question two mass of 2-aminobenzoic acid is given. Hence, the individual percent yield is…
Q: Watch the Iodination of Acetone before answering the questions: https://youtu.be/KkpeiuelvTI - If…
A: Solution: When we add starch solution in the reaction a blue colour complex formed.
Q: Which of the following is not soluble in dichloromethane (aka, DCM)? A. Cellulose B. Caffeine C.…
A: Dichloromethane (DCM) is a volatile and colour less liquid.It has sweet order and it is volatile in…
Q: 1. Which color is produced when egg albumin is treated with NaOH and diluted CuSO4 solution? A.…
A:
Q: Give a reason why reduction reaction (with H2,pt) of nitrobenzene to alanine is so important
A:
Q: Q5. Give one condition for the denaturation step employed in blotting
A: As per the guideline, since you have asked multiple questions, we have solved the first question for…
Q: 13- If you were to have a mythical AA based on Aspartic acid in which the carboxylate on the side…
A: Amino acids are the molecules that contain amino and carboxylic acid group. When both these groups…
Q: What is the azo dye formed from combining 2-naphthol and aniline-3-sulfonic acid? Please give…
A: Aromatic diazonium salt reacts with 2-naphthol to form a highly colored azo compound. The reaction…
Q: Alcohol on refluxing with Cr207 gives Sugar O Ester Carboxylic acid Aldehyde
A: Refluxing is a technique where we heat solvents without losing them. Its a very effective way of…
Q: Two samples of polystyrene, samples A and B, were synthesised. A from the addition of n- butyl…
A: Introduction: Polymers: Polymers are the large molecules made up of repeating units. The physical…
Q: 2. Suggest a plausible arrow-pushing mechanism for the base-catalyzed reaction of the arenediazonium…
A: Here the chemical reaction is:
Q: 12.Use of KMnO4 to effect oxidative cleave of the alkene J, C¿H16, yields two fragments, one of…
A:
Q: Illustrate Limonene Heavy Metals Analysis via ICP-MS?
A: Inductively coupled plasma mass spectrometry is one of the methods of mass spectrometry that is…
Q: Calculate the theoretical mass of benzil that can be reduced to hydrobenzoin using 100 mg NaBH4
A: The percentage yield of a product in a reaction is the percentage of that product obtained compared…
Q: 1. Why is water added in two separate portions to the acetic anhydride/concentrated H2SO4 mixture?…
A: Since your question has multiple parts, we will solve first three parts for you. If you want…
Q: Would HEPES or Tris be a better buff er at pH 7.5?
A: Interpretation- To tell about that which buffer ( HEPES or Tris ) is better at pH =7.5
Q: 1-What is the mechanical properties of a hardened monofilament nylon? 2- What is the processing…
A: The simplest chemical unit that has key functional groups such as the unsaturation unit is known as…
Q: Why SF4 is easily hydrolysed, whereas SF6 is resistant to hydrolysis?
A: The molecule which will be less stabilized and less crowded will be hydrolyzed easily.
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: Explain Diels–Alder Reaction in the Synthesis of Steroids ?
A: Applying concept of steroid synthesis via Diels Alder reaction.
Q: Which statement about the reaction of benzene with Cl₂ in the presence of AICI3 is incorrect?
A:
Q: Why is it impossible to have only one enantiomer of thalidomide under biological conditions?
A: Thalidomide consists of two enantiomers, R and S. The (R)-enantiomer has sedative effects whereas…
Q: P.
A: The above reaction driving force is increase in entropy.One molecule of aryl alkyl bromide gives…
Q: Define characteristics of halohydrin formation ?
A:
Q: Why does the addition of an electron from zinc to maleic acid occur to initiate reduction of the…
A: The given reaction is represented as follows:
Q: Why are 2-nitrobenzoic acid and 2-chlorobenzoic acid stronger acids than benzoic acid?
A: 2-nitrobenzoic acid and 2-chlorobenzoic acid stronger acids than benzoic acid?
Q: Why are hexane, cyclohexane, and toluene soluble in ligroin?
A: Ligroin is a volatile organic solvent obtained from petroleum. "Like dissolves like" is the thumb…
Q: 5. A. Provide step by step reaction for conversion of 1-bromopropane to 1- aminobutane B. Starting…
A:
Q: Explain why 5% acetic acid is used as the solvent in the analysis of riboflavin and not deionized…
A: Riboflavin is vitamin B2, which helps for growth and good health. It helps to break carbohydrates,…
Q: Why are alcohols usually bad electrophiles? You must support your answer with data on the…
A:
Q: Why is NO2 a deactivator during SeAR but and activator during SnAR ?
A: In NO2,multiple bonds are present and also the N-atom which gets joined to the benzene ring is…
Q: 2. If 0.52 moles of terephthalic acid are reacted with 0.50 moles of ethylene glycol, what is the…
A: The polymers are macromolecules that are generated by the combination of a large no. of monomers.…
Q: Question 5 Which is NOT true about Auxochromes O They are conjugated dienes they are functional…
A: Answer Auxochrome modified that ability that chromophore of…
Q: Explain the Synthesis of adipic acid and 1,6-diaminohexane for nylon 6,6 synthesis ?
A:
Q: HO
A: - Provide all of the steps and reagents required for the following chemical conversion. More than…
Q: write the mechanism of: 1) Melamine Formaldehyde resin. 2) Poly (ethylene adipamide). in an acidic…
A: Since you have asked multiple questions, we will answer the first one. If you want any specific…
Q: why is the synthesis of NH4BF4 conducted under acidic conditions?
A: The synthesis of NH4BF4 conducted under acidic conditions as follows,
Q: Why 5% acetic acid was used as the solvent in the analysis of riboflavin solution and not deionized…
A: Spectrophotometric analysis is radiation-based analysis. In this analysis, specific wavelength…
Q: Draw a structure for the exo product formed by cyclopentadiene and maleic anhydride.
A: The reaction between a diene and a dienophile to form a derivated of cyclohexene, and the reaction…
Q: Specific objectives in extraction of beta-carotene from carrot.
A: Given Specific objectives in extraction of beta-carotene from carrot.
Q: Draw
A: CH3COCl is a good protecting agent for NH2 group not for COOH Carboxylic acid group in alpha amino…
Q: The following compound is being tested by Pfizer a drug candidate to treat Covid-19. There is a…
A: The structure of the drug given is,
Q: Explain the Addition of X and OH—Halohydrin Formation ?
A: The halohydrin word involves Halo which means halogen and Hydrin which means OH. The addition of…
Q: OH
A: PCC is a strong oxidising agent. PCC reacts with primary alcohol to give aldehyde. PCC reacts with…
Q: in the esterification synthesis of isopentyl acetate, why is CO2 produced during the extraction…
A: The ester isopentyl acetate is formed by the esterification reaction of isopentyl alcohol and acetic…
Q: Draw a structural formula for the symmetrical acid anhydride that forms from 2,3-dimethylbutanoic…
A: #Q.1: Anhydride on hydrolysis gives 2 molecules of the acid from which it was previously made. Since…
Why is the group of polyketide compounds often referred to as acetogenins? Draw the biosynthesis of the formation of rhein (3) from acetyl Co-A!
Step by step
Solved in 2 steps