Select the answer that properly names all of the functional groups in the molecules below: B C O A: carboxylic acid; B: ether; C: amine; D: amide O A: ketone; B: ether; C: amine; D: amide A: ketone; B: ether; C: amide; D: amine A: aldehyde; B: ether; C: amine; D: amide A: aldehyde; B: ether; C: amide; D: amine
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- Name: Period: V.2 3. Istradefylline, shown below, is a new drug approved in 2019 as a treatment for Parkinson's disease. N. N' N. Which of the listed functional groups does istradefylline contain? Circle all that apply. (5 A) Amine Alkene Amide Aldehyde Alcohol Ether Ketone Ester Carboxylic acid Aromatic ringSelect the answer that properly names all of the functional groups in the molecules below: H. A C A: carboxylic acid; B: ether; C: amine; D: amide O A: carboxylic acid; B: ether; C: amide; D: amine O A: ketone; B: ether; C: amide; D: amine O A: ketone; B: ether; C: amine; D: amide2. Consider the following organic molecules A-H. Many of them are natural products isolated from Nature. Please answer the following questions by writing the Letter pertaining to each molecule next to the question. -N- H;C "CO,H N. Но CH2 ČH3 B strychnine (a plant alkaloid) hirsutic acid A nepetalactone (essence of cutnip) (a fimgul metabolito) H- H. I CH,0 E helminthosporal (a imgal toxu) D progesterone F cantharidin (a progestin hommone) (am insect vesicant) Br NO2 Br CI G untenine C (E)-1,6-dibromo-2,7-dichloro-3,7-dimethyloct-3-ene (fom red algae) (4 sponge metabolite)
- C) a nitrile D) an amine nitrite salt DIRECTIONS: Each of the following questions or incomplete statements below is followed by four suggested answers lettered A - D. Select or choose the letters of the best answer to the question or incomplete statement. 7. An organic nitrogen compound, X, gives ammonia on warming with dilute aqueous sodium hydroxide, X could be A) ethanamide B) ethylamine C) phenylamine D) amino ethanoic acid Which one of the following reagents reacts 1. in a similar fashion with both phenylamine (C H,NH,) and ethylamine. A) Br,(aq) C) conc. HNO, D) cold HNO (aq) 2. Phenylamine (aniline) can be prepared by reducing nitrobenzene with tin and concerntrated hydrochloric acid followed by the addition of alkali and finally steam distillation. The alkali is added to; A) prevent oxidation of phenylamine. B) liberate free phenylamine from solution C) dissolve excess nitro benzene D) dissolve the phenylamine 8. Arrange the following molecules in their increasing order of base…H HIC C-C H ¡O: || I' Classify the molecule below: H A) carboxylic acid B) aldehyde amine D) ketone E) carbonylChoose exactly 3 answers from the choices 1. Nitrogen-containing functional groups: AmidesThiolsAzo dyesAmines 2. Carbonyl-containing functional groups: AldehydesEthersKetonesCarboxylic acids 3. Structural components/groups present in Ethoxymethane: Methyl groupEthyl groupOxygenEster linkage
- Identify the different functional groups in the following molecules using names from the table below. (If there are fewer than 3 different functional groups, leave an appropriate number of answer boxes empty.) a) b) HO Name Alkene Arene Alkyne -c=c- Halide Alcohol Ether Amine Structures of Some Common Functional Groups Structure Nitrile X (X=F, Cl, Br, I) OH -C=N; Nitro Thiol Aldehyde Ketone Name Carboxylic Acid Ester Amide Carboxylic Acid Chloride Structure SH X Yo 0=ú 010 0=U22:22 Tue 11 Jan * 84% Done Assignment 3 (3 of 9) 1. Identify the functional groups in the following molecules: (a) (b) (c) H. H С—ОН С-ОН Н-С—ОН C=C H H HO-C-H C-CH3 Н-С—ОН Acrylic acid (2 functional groups) H-C-OH Aspirin (3 functional groups) CH2OH Glucose (6 functional groups) 2. Identify the carbon atoms in the following molecules as primary, secondary tertiary, or quaternary: (a) CH3 (b) CH3CHCH3 (c) CH3 CH3 CH3CHCH2CH2CH3 CH3CH2CHCH2CH3 CH3CHCH,CCH3 ČH3 3. Give IUPAC names for the following alkanes: (a) CH3 (b) CH3 CH3CHCH2CH2CH3 CH3CH2ĊCH3 ČH3 (c) H3C CH3 (d) CH2CH3 CH3 CH3CHCCH2CH2CH3 CH3CH2CHCH2CH2CHCH3 CH3 (e) CH3 CH2CH3 (f) H3C CH3 CH3CH2CH2CHCH2CCH3 CH3C-CCH2CH2CH3 CH3 H3C CH3 4. Draw structures for the following substances: (a) 2-Methylheptane (c) 4-Ethyl-3,4-dimethyloctane (e) 1,1-Dimethylcyclopentane (b) 4-Ethyl-2-methylhexane (d) 2,4,4-Trimethylheptane (f) 4-Isopropyl-3-methylheptane4G 3G 6:11 4G 93 01:56:26 Remaining Short Answer Draw the structure corresponding to this IUPAC name. 3-ethyl-1,1-dimethylcyclohexane Your Answer Write your answer... 8 of 12 个
- For the following sets of molecules, circle the correct answer(s) to the question and give a brief but clear explanation (~20 words max) when asked. Draw structures if necessary. a) Circle the weakest base: Explanation: b) Circle the compound with the weakest intermolecular forces: Explanation: c) Circle the most acidic hydrogen: Explanation: H H .N. B H. d) Circle the compound with the highest boiling point: Explanation: 人 人 NH e) Circle the compound with the lowest pKa: Explanation: SH SH SHUnknown B: Soluble in water Bubbles upon contact with 5% NaHCO3 and forms a homogenous solutionWhat functional group is most likely present in the sample?Directions: I. A list of seven organic compounds is given above. Write the letter corresponding compound: 1. An ester 2. An aldehyde 3. An alcohol 4. An amide A CH3CH₂COOH CH3CH(OH)CH₂CH3 C CH3COOCH3 CH3CH₂COCH2CH3 B D E CH3CH2CONH2 F H₂NCH₂CH₂CH3 G C6H5CHO 5. An acid 6. An aromatic compound 11. Which two compounds are structural isomers? and