What are the physical properties of the three stereoisomers of tartaric acid ?

Q: Give the detailed pathway for the biosynthesis of melatonin, including the type of reaction and the…

A: The biosynthesis of melatonin starts from tryptophan. Tryptophan converted to 5-hydroxy tryptophan…

Q: Can hemi-acetal carbon be formed even in open chain structure of carbohydrates or only in cyclic…

A: Hemiacetal formation occur when the alcohol oxygen gets added up to carbonyl carbon of ketone and…

Q: Explain the basic principles of chirality ?

A: In chemistry the chiral molecule is the molecule which has non-superimposible images.…

Q: Cellobiose, a disaccharide obtained by the hydrolysis of cellulose, is composed of two glucose units…

A: The joining of two monosaccharides through glycosidic linkage leads to the formation of sugar is…

Q: Construct models of the stereoisomers of 2,3-dihydroxysuccinic acid (COOH-CHOHCHOH-COOH). Draw the…

A: The given organic compound is 2,3-dihydroxysuccinic acid (COOH-CHOHCHOH-COOH).

Q: How many constitutional isomers are possible for a triglyceride containing one molecule each of…

A: a) The three different constitutional isomers of the triglyceride is given as,

Q: Carbohydrates are classified on the basis of their behaviour on hydrolysis and also as reducing or…

A: Sucrose is a non-reducing sugar.

Q: Condensed structural formula of the saponification of tristearin with KOH

A: Tristearin is higher fatty ester with Molecular formula of C57H110O6. It has Following structure -

Q: hich of the following sweet molecule and its classification is correct?     cyclamate: artificial…

A: Given : We have to choose which of the following is true.

Q: urea is diamide of which acid?

A: The chemical formula of urea is NH2CONH2. The two -NH2 groups are joined by the carbonyl group(C=O).…

Q: which of the structure represent glucopyranose

A: The molecular formula of glucose is C6H12O6. Glucose present in equilibrium between its open-chain…

Q: Why are all of the elements in group 18 relatively unreactive, whereasthose in group 17 are very…

A: The reason for all the elements of group 18 being unreactive when compared with those elements of…

Q: Which one of the labeled carbon atoms is a chiral center?

A: The given organic molecule is a functionalized aromatic molecule where one of the hydrogens is…

Q: The following statements about the chair conformation of D glucopyranose are true EXCEPT * a. The…

A: The pyranose structure of glucose is highly stable.  Bulky substituent at Equatorial position give…

Q: Explain why methicillin-resistant S. aureus (MRSA) is a problem in clinical medicine.

A: MRSA is a type of staph bacteria which has become resistant to antibiotics and are used to treat…

Q: Draw the structure of the (R)-enantiomer of naproxen.

A:

Q: Define the Chemical Properties of Enantiomers ?

A: A pair of molecules that can exist in two forms such that one form is the exact mirror images of…

Q: entella Asiatica How is it distributed How is it metabolized/biotransformation How…

A: Answer - Centella Asiatica - Centella asiatica, commonly known as Gotu kola, kodavan, Indian…

Q: What is the active form (structure) of doxorubicin *write the structure legibly

A: The above structure is a best example of the fused ring structure with multiple hydroxyl group and…

Q: What is the maximum number of stereoisomers for mannuronic acid?

A:

Q: The a and B anomers of a D-glucopyranose are related as: A) enantiomers. B) meso compounds. C)…

A: 1  The α  and β anomers of D‐glucopyranose are related as     -An anomer is  epimers  as the…

Q: How do the physical and chemical properties of enantiomers compare?

A: Enantiomers have identical chemical and physical properties in an achiral environment.

Q: What is the structure of oxacyclobutane.?

A:

Q: What is the terazosin structure ? With illustration

A: The compound given is terazosin.

Q: Which are the two compounds that display stereoisomerism?

A: Here there is not mentioned of any compounds, so  this question is solve  by taking a common…

Q: what are the stereogenic centers of captopril and why

A: Stereogenic centers are those carbon centers at which 4 different groups are attached.…

Q: What is the stereochemical basis of the observation that D-aspartyl-D-phenylalanine has a bitter…

A: The chemical structure for D-aspartyl-D-phenylalanine and L-aspartyl-L-phenylalanine are shown…

Q: Pertinent General Reactions of: Chromic acid oxidation:

A: We have given that   General Reactions of Chromic acid oxidation  Chromic acid oxidation :   Chromic…

Q: In solution, glucose is mostly found in the cyclic hemiacetal state, which lacks an aldehyde group.…

A: Answer - The sugar glucose may be the most commonly known hemiacetal. A hemiacetal is a carbon…

Q: 7. Lactose octaacetate What can you conclude about the conformation across the glycosidic linkage?

A: Lactose is a disaccharide made up of glucose and galactose. A glycosidic bond is a bond (covalent…

Q: Draw the structure of an optically inactive fat that, when hydrolyzed under acidic conditions, gives…

A: Triglycerides are compounds in which the three OH groups of glycerol are esterified with fatty…

Q: Does the fruit/berry of Malabar spinach contain lot of anthocyanin pigment?

A: Concept - Pigments are generally inorganic compounds that provide color to the material and…

Q: What happens when ZnCl2 is dissolved in acetone?

A: Zn is a reducing agent and can reduce aldehydes and ketones to alkanes.

Q: SHOW the three different structural features giving rise to DIASTEREOMERS

A: Diastereomers: They are the stereoisomers in which no mirror images are formed and also they are…

Q: How does stereoisomerism features affect the pharmacodynamic effect?

A: Stereochemistry play a very important role in the action of drugs.

Q: What structural feature is required for a carbohydrate to behave asreducing sugar?

A: Reducing sugars are those sugars that could reduce Tollens reagent (or) Fehling's solution.…

Q: Draw the structure of N-acetylmuramic acid as represented by the Fischer projection formula.

A: The molecular formula of N-acetylmuramic acid is C11H19NO8

Q: One step in the synthesis of Occidental, a natural product isolated from the eastern white cedar…

A: Here, the 1st step includes Diels-Alder reaction i.e. [4+2] cycloaddition.

Q: How many chiral centers are in B-d-glucopyranose and a-D-galactopyranose? How many stereoisomers of…

A: Beta -D-glucopyranose and alpha-D-glucopyranose are isomers.  Chiral centers is carbon having four…

Q: EXPLAIN ISOMERISM IN TARTARIC ACID?

A: The property of different compounds having same molecular formula but different structure or spatial…

Q: Explain the phenomenon of mutarotation with reference to carbohydrates. By what means is it…

A: In Haworth projection, the carbohydrates are in two forms which are said to be α-form and 13-form.…

Q: What does it mean to say that D and l glyceraldehyde are enantiomers

A:

Q: What does the term reducing sugar mean? What tests is used to identify reducing sugars and what is…

A: We have to tell about reducing sugars are their detection

Q: Explain the Physical Properties of Stereoisomers ?

A: Enantiomers are chiral molecules that are non-superimposable mirror images of each other.

Q: Is Corannulene planar?

A: A molecule is said to be planar if its all the atoms,  rings lie in the same plane. And if it…

Q: What do you mean by Dienophile Reactivity ?

A: The reaction of conjugated dienes with alkenes to form a six membered cyclic adduct is named as…

Vitamins and Coenzymes

A class of organic compounds needed in the human body for normal activities is known as vitamins. They are characterized into two parts depending upon their solubility in water. They can act as coenzymes, cofactors, or prosthetic groups for enzymes.