2,4,6-trinitro-N,N-dimethylaniline (A) is about 40,000 more basic than 2,4,6-trinitroaniline (B): show that this result is consistent with the existence of intramolecular hydrogen bonding and with the possibility of conjugation between the NH2 group and the aromatic ring in compound B; Specify what kind of effect may be at the origin of the prevention of this conjugation in compound A. NO2 NH2 NO2 O2N NO2 NO2

2,4,6-trinitro-N,N-dimethylaniline (A) is about 40,000 more basic than 2,4,6-trinitroaniline (B): show that this result is consistent with the existence of intramolecular hydrogen bonding and with the possibility of conjugation between the NH2 group and the aromatic ring in compound B; Specify what kind of effect may be at the origin of the prevention of this conjugation in compound A. NO2 NH2 NO2 O2N NO2 NO2

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Similar questions

Q5:- Give structures and names of the principal organic reactants and products of the following reactions. a- pentinoic acid from butanol b- Preparation of acid anhydrides Q6:- Rank the following substances in order of increasing acidity , Justify your choice. benzoic acid, p-chlorobenzoic acid , 2,4-dichlorobenzoic acid , 2,4,6-trichlorobenzoic acid
Propose a synthesis for esmolol from 4-hydroxycinnamic acid, epichlorohydrin, and isopropylamine
2- Arrange the following compounds in the approximate order of their basicity toward 5% hydrochloric acid solution: Diphenylamine, benzylamine, 4-methylaniline, benzamide
A student was trying to determine the identity of an unknown compound. The melting point of the compound was 117-118oC. The student narrowed the possible compound down to the following: Compound Melting Point Range acetanilide 113-115oC fluorene 114-116oC mandelic acid 120-122oC A second student, doing the same experiment as above, found that their melting point was 100-108oC. What is wrong with the student’s melting point? Propose two reasons why the melting point could be incorrect. View keyboard shortcuts
Outline the theoretically possible stereochemical outcomes of reduction of benzil. Describe isomers of hydrobenzoin and stereochemical relationships between them.
Treatment of 1,3,6-cyclononatriene (Compound 1), or its dimethyl derivative (Compound 2), with potassium amide (KNH₂) in liquid ammonia results in the formation of anion 1a or 2a, respectively (J. Am. Chem. Soc. 1973, 95, 3437-3438): 9 15.85a 2 6 3 4 5 Compound 1 (R=H) Compound 2 (R=CH3) * You answer is incorrect. KNH₂ KNH₂ 1a (anion) 2a (anion) Of the following, which is NOT one of the four resonance structures of 1a?
Indicate the order of basicity of: aniline, 2-propylamine and 1-(2-aminophenyl)ethanone. Explain.
Following is a series of anorexics (appetite suppressants). As you study their structures, you will surely be struck by the sets of characteristic structural features Q. Knowing what you do about the synthesis of amines, including the Ritter reaction , suggest a synthesis for compound
4. Each of the following is a much weaker base than aniline. Present a resonance argument to explain the effect of the substituent in each case. (a) o-cyanoaniline (b) C6H5NHCOCH3 (c) p-aminoacetophenone
How are the following conversions carried out: (i) Aniline to Iodobenzene (ii) Ethyl nitrile to Ethyl amide (iii) Benzene diazonium chloride to Benzonitrile
Write the chemical equations involved in the following reactions:(i) Hoffmann-bromamide degradation reaction(ii) Carbylamine reaction
1H NMR spectra for the alkenyl protons of (E)- and (Z)-3-chloropropenoic acid. Define ?