Naming Alkenes
Naming Alkenes. Suffix: -ene. Many of the same rules for alkanes apply to alkenes. 1. Name the parent hydrocarbon by locating the longest carbon chain that
Chapter 8 - Alkenes Alkynes and Aromatic Compounds
Answers. 1. Alkenes have double bonds; alkynes have triple bonds. The cis-trans naming system can be used to distinguish simple isomers where each.
ORGANIC CHEMISTRY I – PRACTICE EXERCISE Alkene reactions
This illustrates the principle of . 35) Which of the following is the best reaction sequence to accomplish a Markovnikov addition of water to an alkene with
Naming Alkenes And Alkynes Quiz With Answers (PDF) - m.central
Chemistry Bruce Averill 2007 Emphasises on contemporary applications and an intuitive problem-solving approach that helps students discover the exciting
Practice Set Answer Keys Organic Chemistry I Table of Contents
Test 3 PS3: Test 3 Alkene Reactions Practice. 43. Test 3 PS4: Test 3 Extra Synthesis Practice (6 pages). 45. Test 4. Test 4 PS1: Test 4 HBr Addn to Dienes;
Naming Organic Compounds Practice
A. Identify the class of the following compounds. For any alkanes alkenes
Chapter 2 Unsaturated Hydrocarbons
Learn to recognize the alkene alkyne
Practice Tests Answer Keys Organic Chemistry I
Alkane Acyclic: CnH2n+2. Alkane Cyclic: CnH2n. Alkene: CnH2n (not expected to remember but evident if you count). Counting H's can always double-check on this!
1 Chapter 6. Alkenes: Structure and Stability Degrees of
Naming Alkenes. Suffix: -ene. Many of the same rules for alkanes apply to alkenes Indicate the double bond by the number of the first alkene carbon.
PRACTICE – ORGANIC NOMENCLATURE
Directions: Write your answers to the following questions in the space provided. Use Would an alkene be considered a saturated or unsaturated.
Naming Alkenes
Suffix: -ene
Many of the same rules for alkanes apply to alkenes1.Name the parent hydrocarbon by locating the longest carbon chain that contains the
double bond and name it according to the number of carbons with the suffix -ene.H3CCH2CH2
CCH2CH2H3C
H3CCH2CH2
CCH2CH2H3C
Parent = pentenenot hexene
(does not contain double bond)2.a. Number the carbons of the parent chain so the double bond carbons have the
lowest possible numbers.H3CCH2CH2CHCHCH3
123456
2-hexeneb. If the double bond is equidistant from each end, number so the first substituent
has the lowest number.H3CCHCHCHCH2CH3
123456
2-methyl-3-hexene
CH33.Write out the full name, numbering the substituents according to their position in the chain and list them in alphabetical order.4.Indicate the double bond by the number of the first alkene carbon.
H3CCH2CH2CHCHCH3
123456
2-hexene5.If more than one double bond is present, indicate their position by using the number
of the first carbon of each double bond and use the suffix -diene (for 2 double bonds), -triene (for 3 double bonds), -tetraene (for 4 double bonds), etc.H2CCHCH2CHCH2
123451,4-pentadiene
H2CCHCHCHCH3
123451,3-pentadiene
6.a. Cycloalkenes are named in a similar way. Number the cycloalkene so the double
bond carbons get numbers 1 and 2, and the first substituent is the lowest possible number.CH3 1 2 33-methylcyclohexene
CH3 1 2 3 4 5 6 NOT6-methylcyclohexeneb. If there is a substituent on one of the double bond carbons, it gets number 1.
CH3 CH3 CH3 CH3 1 234 5 1 2 3 4 5
1,5-dimethylcyclopenteneNOT
2,3-dimethylcyclopenteneAlkenes as Substituents:
CHCH2 ethenyl or vinyl (vinylcyclohexane)CH2CHCH2
2-propenyl or allyl
(allylcyclohexane) CH2 methylene (methylenecyclohexane) HC CH3 ethylidene (ethylidenecyclohexane)Non-IUPAC Alkenes (Table 6.1, pg. 184)H2CCH2CHCH2H3C
ethylene (ethene)propylene (propene) CCH2 H3C H3Cquotesdbs_dbs2.pdfusesText_3[PDF] naming aromatic compounds chemsheets
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