ORGANIC CHEMISTRY
6th Edition
ISBN: 9781260826791
Author: SMITH
Publisher: MCG
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Chapter 28, Problem 59P
Melmac, a thermosetting
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Identify the class of polymer for each structure.
Doct
Structure A:
Structure A is a:
O polycarbonate
polyester
O polyurethane
O polyamide
Fotoy
Structure B:
Structure B is a:
CH3
O polycarbonate
O polyurethane
polyamide
O polyester
Thermosetting resins similar to Bakelite (Section 31.7) have also been prepared from renewable
feedstocks. One method uses cardinol, the major constituent of the liquid obtained from roasted
cashew nutshells. What polymer is obtained when cardinol is treated with formaldehyde (H2C=O)
in the presence of a proton source?
он
H2C=0
H+
cardinol
Draw a structural formula for the polymer formed in the following reactions
Chapter 28 Solutions
ORGANIC CHEMISTRY
Ch. 28.1 - Prob. 1PCh. 28.2 - Prob. 2PCh. 28.2 - Prob. 3PCh. 28.2 - Draw the mechanism for the radical polymerization...Ch. 28.2 - Prob. 8PCh. 28.2 - Prob. 9PCh. 28.2 - Prob. 10PCh. 28.3 - Problem 30.12
What polymer is formed by anionic...Ch. 28.5 - Prob. 12PCh. 28.5 - Prob. 13P
Ch. 28.6 - Problem 30.15
What polyamide is formed from each...Ch. 28.6 - Prob. 19PCh. 28.7 - Prob. 20PCh. 28.8 - Prob. 21PCh. 28.9 - Prob. 22PCh. 28.9 - Prob. 23PCh. 28 - Prob. 24PCh. 28 - Prob. 25PCh. 28 - 30.30 Draw each polymer in Problem 30.29 using the...Ch. 28 - Prob. 44PCh. 28 - 30.49 Draw the products of each reaction.
a. e....Ch. 28 - Prob. 56PCh. 28 - 30.56 Compound A is a novel poly (ester amide)...Ch. 28 - 30.57 Researchers at Rutgers University have...Ch. 28 - 30.58 Melmac, a thermosetting polymer formed from...Ch. 28 - 30.59 Although chain branching in radical...Ch. 28 - Prob. 61P
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- Explain the effects the addition of glycerol (a triol) will have on the molecular architecture of the following polymerization reactions: a) Condensation polymerization of terephthalic acid + ethylene glycol b) Condensation polymerization of 6-hydroxyhexanoic acidarrow_forwardNomex, another aromatic polyamide (compare aramid), is prepared by polymerization of 1,3-benzenediamine and the diacid chloride of 1,3-benzenedicarboxylic acid. The physical properties of the polymer make it suitable for high-strength, high-temperature applications such as parachute cords and jet aircraft tires. Draw a structural formula for the repeating unit of Nomex. H,N. NH2 CI polymerization Nomex 1,3-Benzenediamine 1,3-Benzene- dicarbonyl chloridearrow_forwardWhich monomer was used to make the polymer shown? О B OH B) OH "JON" орон х D) Zom OH НО A) C)arrow_forward
- Lactones, cyclic esters such as compound A, are prepared byhalolactonization, an addition reaction to an alkene. For example,iodolactonization of B forms lactone C, a key intermediate in thesynthesis of prostaglandin PGF2α. Draw a stepwise mechanism for this addition reaction.arrow_forwarda) Draw the structure of the prepolymer A formed from 1,4 dihydroxybenzene and excess epichlorohydrin. (b) Draw the structure of the cross-linked polymer B formed when A is treated with H2NCH2CH2CH2NH2 as the hardening agent.arrow_forwardWhich of the following pairs of compounds can be used directly for the synthesis of a step-growth polymer? The following pair of compounds: 0 NH₂ CI H₂N h O The following pair of compounds: NH₂ НО H₂N The following pair of compounds The following pair of compounds: ОН НО O The following pair of compounds H H НО. НО CI OH OH ОНarrow_forward
- Draw the structure of the repeating unit of the polyamide formed from this reaction. CI H H₂N NH₂ You do not have to consider stereochemistry. + CI polymerizationarrow_forwardDraw the organic products formed in attached reaction.arrow_forwardA в 00 Give the organic product: Мискориа NaBH4 which ? H+ heat C D OHarrow_forward
- Synthesize attached compound from toluene (C6H5CH3) and any other organic or inorganic reagents.arrow_forwardOxidation of aldehyde results in caboxylic acid in a reaction similar to this: izi. ОН (OX) || R-CH - R - OH Draw the chemicals that form when the following chemicals are oxidized a.) 3-Chloroproponal b.) Methanalarrow_forwardDraw the reagent HgSO4 H₂SO4, H₂Oarrow_forward
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