Pre lab Alkenes part I _ Sterochmemistry of Alkenes (1)

Organic Chemistry - nucleophilic substitution and elimination rxns chapter

1. The hybridization of the functional carbons in alkynes is sp2 while those of alkenes is sp. True False   2. Internal alkynes will produce only one type of product in electrophilic addition. True False   3. The reaction common to both alkenes and alkynes that results in the formation of a new bond between the functional carbon and the reagent is electrophilic addition radical addition electrophilic substitution nucleophilic addition

HW 10 #7

B Predict the major products of both organic reactions. Be sure to use wedge and dash bonds to show the stereochemistry of the products when it's important, for example to distinguish between two different major products. کی ☐ חי : + + ☑ ☑ а © હે H₂O Click and drag to start drawing a structure. G P 1. Hg(OAc)2. H₂O Click and drag to start drawing a structure. 2. NaBH 4

Draw the structure(s) of the major organic product(s) of the following reaction. 20 Aasi pdf с 54 4 You do not have to consider stereochemistry. If no reaction occurs, draw the organic starting material. Draw one structure per sketcher. Add additional sketchers using the drop-down menu in the bottom r Separate multiple products using the + sign from the drop-down menu. 2 50 % 1:8) // G Search or type URL 5 1. LAH4/ dy ELO 2. aqueous HCI ChemDoodle (0) 6 224 O. Salt 87 & 7 4 8 9 0 I' Email is

Aromatic Hydrocarbons

(a) • All hydrogen atoms are implied. • You do not have to consider stereochemistry. • Omit lone pairs and radical electrons from your answer. 3-ethyl-3-pentanol Draw the structure of the alkene that was used to prepare the alcohol in highest yield. -8) O GA + H₂C * Cat CH₂ ? ChemDoodle Which process does this employ? 01. Hg(OAc)2, H₂O; 2. NaBH4 01. BH3; 2. H₂O2, NaOH OOSO4, H₂O2 Y

18. Which carbanion is the most stable A. methyl carbanion (CH3-) B. ethyl carbanion (CH3CH2-) C. isopropyl carbanion ((CH3)2CH-) D.Chloromethyl carbanion (CICH2-) 19. Which structural effect best explains the observed trend below: Compound C-CI bond length (A) 1.78 1.77 1.76 H3C-CI CIH₂C-CI Cl₂HC-CI FH₂C-CI 1.76 A. resonance B. C-H hyperconjugation C. Inductive effect D. steric effect 20. Assuming that each methyl/hydrogen 1,3-diaxial interaction destabilizes the methyl substituted cyclohexane by 0.9 kcal/mole; then what is the energy difference between 2 chair conformations of cis-1,3-dimethylcyclohexane. A. 0.9 kcal/mol B. 1.8 kcal/mol C. 2.7 kcal/mol D. 3.6 kcal/mol

Jj.120.

Q3 and q4

Organic chem HW

Explain the principles of tests for hydrocarbons connected to the results accumulated.

I want a solution in steps

Carvone is the major constituent of spearmint oil. Draw the major organic product of the reaction of carvone with HOCH2CH2OH, HCI. Carvone • You do not have to consider stereochemistry. • You do not have to explicitly draw H atoms. • Do not include lone pairs in your answer. They will not be considered in the grading. • In cases where there is more than one answer, just draw one. • If no reaction occurs, draw the organic starting material. + Sn 1

Please don't provide handwrittin solution...

Draw a structural formula for the major organic product of the reaction shown below. Br Ca -85 -CuLi • Consider E/Z stereochemistry of alkenes. • Do not show stereochemistry in other cases. • You do not have to explicitly draw H atoms. • Do not include organocopper or inorganic ion by-products in your answer. Sn [F ChemDoodleⓇ

Shown below is a carbocation intermediate in an electrophilic addition reaction of HCl with two different alkenes. Draw structural formulas for both of the alkenes.

20. In the IUPAC name for the following compound, the -Br group is located on carbon number_? CH;CHCH=CH, Br a. 1 b. 2 С. 3 d. 4

Draw the organic product(s) of the following reactions including stereochemistry when it is appropriate. CEC + O $9.95 OCH3 • Use the wedge/hash bond tools to indicate stereochemistry where it exists. • Consider E/Z stereochemistry of alkenes. H₂ Lindlar catalyst • If no reaction occurs, draw the organic starting material. • Draw one structure per sketcher. Add additional sketchers using the drop-down menu in the bottom right corner. • Separate multiple products using the + sign from the drop-down menu. ChemDoodleⓇ O. Sn [F GL

Please answer all questions. This is all the information

Draw a structural formula for the major organic product of the following reaction: CH2C2 Br2 • Show product stereochemistry IF the reactant alkene has both carbons of the double bond within a ring. • Do not show stereochemistry in other cases. • If enantiomers are formed, just draw one. opy aste ChemDoodle Previous MAR étv P 30 MacBook Air DD 80 888 F9 F10 F11 F7 F8 F3 F4 F5 F6 * $ % & 4 5 6. { Y * 00 R

a) Give the molecular formula and draw the skeletal structure for 3-bromo-3- methylhexane. b) Name (including E/Z stereochemistry) the FIVE alkenes that can produce 3-bromo-3- methylhexane on reaction with HBr. Draw the skeletal structure of each molecule.??? c) Define the type of stereoisomerism present in 3-bromo-3-methylhexane. Name and draw the tetrahedral representation of the two stereoisomers?. d) For the base-catalysed hydrolysis of 3-bromo-3-methylhexane (i.e. reaction with the nucleophile OH-): i) ii) iii) iv) State whether the reaction is likely to proceed by an SN1 or SN2 mechanism, and explain your choice Give the likely rate law for the reaction. Explain your choice. For the reaction intermediate, draw its structure and give the VSEPR description of the geometry at the reaction centre Give the names and draw the structures of the two reaction products. Explain your conclusions

Name and draw 4 different isomers for C6H14

69 Quiz: HW 2: Ch 4: Study of Reacti x 9 Quiz: HW 3: Ch 5: Stereochem A Quiz: HW 1: Ch 3: Alkanes A online.butlercc.edu/courses/1479546/quizzes/2495661/take The following stereoisomers are related as... CH3 H- OH Н онн он H- HO- .C. CH,OH CH3 Но- H- Но н н оН HO H- CH2OH enantiomers. epimers. identical compounds. diastereomers.

please draw the major products for both reactions

Draw the predominant product(s) of the following reactions including stereochemistry when it is appropriate. CEC-H 1 HBr • Consider E/Z stereochemistry of alkenes. Do not show stereochemistry in other cases. • If no reaction occurs, draw the organic starting material. Draw one structure per sketcher. Add additional sketchers using the drop-down menu in the bottom right corner. • Separate multiple products using the + sign from the drop-down menu. P opy aste ChemDoodle

Consider alkene 1. H₂C © Macmillan Lear f4 4 Consider alkene 2. 101 Consider alkene 3. H3C- Q Search f5 % PHOEN 5 G 6 CH3 & H 7 CH3 ? lipp fg * + 8 N fg Alkene 1 systematic name: Alkene 2 systematic name: Alkene 3 systematic name: 9 K O (10 f11 f12 BANG & OLUFSEN insert ]

103. Subject  :- Chemistry

Draw the predominant product(s) of the following reactions including stereochemistry when it is appropriate. CEC-H 1 HCI • Consider E/Z stereochemistry of alkenes. • Do not show stereochemistry in other cases. • If no reaction occurs, draw the organic starting material. • Draw one structure per sketcher. Add additional sketchers using the drop-down menu in the bottom right corner. • Separate multiple products using the + sign from the drop-down menu.

Draw the structural formula of the product of the reaction shown below. HBr (anhydrous) • Use the wedge/hash bond tools to indicate stereochemistry where it exists. • If the reaction produces a racemic mixture, just draw one stereoisomer. ору aste

Chemistry 3. The following sequence generates crystals. The crystals produced are insoluble in organic solvents but freely soluble in water. They have a melting point of 203 °C. There is an instantaneous precipitate formed with silver nitrate solution. Catalytic hydrogenation gives cycloheptane. What is the crystalline compound? Why does it have these unexpected properties? heat 1 equiv Br2 dibromide crystals - HBr tropilidene

Chapter 5: Aromatic Hydrocarbons/Compounds 1. On the structure shown below, indicate the Ortho, Meta and Para positions to the substituent X. 2. Give names for the following compounds. NO2 ÇH2CH3 AF Br CHCH,CH,CH2CH3 CI ОН Cl NO2. 3. Draw a reaction for electrophilic aromatic substitution.