Concept explainers
(a)
Interpretation:
The difference between cyclohexanone and hexanal is to be stated using IR spectroscopy.
Concept introduction:
Spectroscopy method is used to identify the structure of the molecule. It is based on the interactions between matter and
(b)
Interpretation:
The difference between
Concept introduction:
Spectroscopy method is used to identify the structure of the molecule. It is based on the interactions between matter and electromagnetic radiations and IR spectroscopy is used to identify the functional group present in a compound. Each and every bond vibrates at a characteristic frequency.
(c)
Interpretation:
The difference between
Concept introduction:
Spectroscopy method is used to identify the structure of the molecule. It is based on the interactions between matter and electromagnetic radiations and IR spectroscopy is used to identify the functional group present in a compound. Each and every bond vibrates at a characteristic frequency.
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Organic Chemistry
- (b) State the reagents needed to convert benzoic acid into the following compounds. (i) C6H§COCI (ii) C,H$CH2OH (iii) C6H$CONHCH3arrow_forwardDraw a three-dimensional structure for each compound, and star all asymmetric carbon atoms. Draw the mirror image for each structure, and state whether you have drawn a pair of enantiomers or just the same molecule twice. Build molecular models of any of these examples that seem difficult to you. (a) ОН (b) (c) NH, ОН СH—CH—СООН | pentan-2-ol pentan-3-ol alanine (d) 1-bromo-2-methylbutane (e) chlorocyclohexane (f) cis-1,2-dichlorocyclobutane (h) (i) H CH; "H H. H CH, Harrow_forwardPredict the major products formed when benzoyl chloride (PhCOCl) reacts with the following reagents.(a) ethanol (b) sodium acetate (c) anilinearrow_forward
- Describe the characteristic infrared absorption frequencies that would allow you to distinguish between the following pairs of compounds. (a) pentanal and pentan-2-one (b) butanamide and pentan-3-onearrow_forward(a) How will you convert the following :(i) Propanone to Propan-2-ol (ii) Ethanal to 2-hydroxy propanoic acid(iii) Toluene to benzoic acid(b) Give simple chemical test to distinguish between :(i) Pentan-2-one and Pentan-3-one (ii) Ethanal and Propanalarrow_forwardGive reasons for the following :(i) Ethyl iodide undergoes SN2 reaction faster than ethyl bromide.(ii) (±) 2-Butanol is optically inactive.(iii) C—X bond length in halobenzene is smaller than C—X bond length in CH3—X.arrow_forward
- Provide reagentsarrow_forwardCompound A exhibits a peak in its 1H NMR spectrum at 7.6 ppm, indicating that it is aromatic. (a) How are the carbon atoms of the triple bonds hybridized? (b) In what type of orbitals are the π electrons of the triple bonds contained? (c) How many π electrons are delocalized around the ring in A?arrow_forwardIdentify the compound in each of the following pairs that reacts more rapidly in SN2 reactions: (a) 1-bromopentane or 3-bromopentane (b) 2-chloropentane or 2-fluoropentane (c) 2-bromopropane or 1-bromohexane (d) 1-chlorohexane or cyclohexyl chloridearrow_forward
- (c) Compound C has a molecular formula of C6H14O. The IR spectrum shows strong absorption bands at 2980, 2850 and 1100 cm-1. The 'H NMR spectrum shows three singlets at &H 1.25 (9H), 3.23 (3H) and 3.79 (2H). Based on the spectral data given, deduce the structure of compound C.arrow_forward1 (a) In the following reactions, CI (1) LIAIH, A (2) H20 MCPBA (i) Draw the structure of compounds A and B. (ii) For each reaction, explain the type of reaction involved. (iii) Explain the successful transformation of compound A using mass spectra. (b) Complete the following reactions by filling in missing reactants or product. (i) (1) O3 (2) CH;SCH3 (ii) он (CH3)3(COOH) D Ti(OCH(CH3)2l4 (-)-DETarrow_forward(b) Rank the following compounds in order of decreasing ease of removing a proton from amethyl group. Provide an explanation CH3 CH3 CH3 CH2Carrow_forward