Docsity
Docsity

Prepare for your exams
Prepare for your exams

Study with the several resources on Docsity


Earn points to download
Earn points to download

Earn points by helping other students or get them with a premium plan


Guidelines and tips
Guidelines and tips

Chemistry questions fall, Exercises of Medicine

Chemistry questions fall 2024 with answers

Typology: Exercises

2023/2024

Available from 09/08/2024

Mahitab
Mahitab ๐Ÿ‡บ๐Ÿ‡ธ

2 documents

1 / 25

Toggle sidebar

This page cannot be seen from the preview

Don't miss anything!

bg1
Nomenclature: same general rules that we have seen before with
alkanes and alkenes
Suffix -yne
1.
Triple bond recieves lowest possible number on the parent chain
2.
๎˜ฏ๎œจ๎˜ƒ๎žš๎š๎œž๎žŒ๎œž๎˜ƒ๎๎ž๎˜ƒ๎ต๎ฝ๎žŒ๎œž๎˜ƒ๎žš๎š๎œ‚๎ถ๎˜ƒ๎ฝ๎ถ๎œž๎˜ƒ๎žš๎žŒ๎๎ž‰๎ฏ๎œž๎˜ƒ๎œ๎ฝ๎ถ๎œš๎˜ƒ๎๎ถ๎˜ƒ๎žš๎š๎œž๎˜ƒ๎ž‰๎œ‚๎žŒ๎œž๎ถ๎žš๎˜ƒ๎œ๎š๎œ‚๎๎ถ๎ฅ•๎˜ƒ๎žต๎ž๎œž๎˜ƒ๎œš๎๎ฅ•๎˜ƒ๎žš๎žŒ๎๎ฅ•๎˜ƒ๎žš๎œž๎žš๎žŒ๎œ‚๎ฅ•๎˜ƒ๎œž๎žš๎œ๎ฅ™
3.
Numbering starts on the end of the chain closest to the first multiple bond
(if there is a choice, alkenes receive the lower number)
a.
Compounds with double and triple bonds are called "-enynes," not "-ynenes"
4.
Examples:
Monday, May 15, 2017
10:03 PM
Chapter 7 - Alkyne Reactivity Page 1
Ezra always
vinyl try'drogue
cis trans Athene
E
O
O
nsefereochen
O0Octa 2,4dien6y.nl
I
iWhs Ks peat4yn 2amine
or
S
pf3
pf4
pf5
pf8
pf9
pfa
pfd
pfe
pff
pf12
pf13
pf14
pf15
pf16
pf17
pf18
pf19

Partial preview of the text

Download Chemistry questions fall and more Exercises Medicine in PDF only on Docsity!

Nomenclature: same general rules that we have seen before with

alkanes and alkenes

1. Suffix - yne

2. Triple bond recieves lowest possible number on the parent chain

Numbering starts on the end of the chain closest to the first multiple bond

(if there is a choice, alkenes receive the lower number)

a.

4. Compounds with double and triple bonds are called "-enynes," not "-ynenes"

Examples:

Chapter 7 - Alkyne Reactivity

Monday, May 15, 2017 10:03 PM Ezra always vinyl try'drogue cis trans Athene E O O nsefereochen O (^0) Octa 2,4 dien^6 y.nl I i Whs Ks peat^4 yn 2 amine or S

B y 6 3 2

Mechanism:

Example:

Preparation of Alkynes: Elimination Reactions of

Halides/Dihalides

Monday, May 15, 2017 10:03 PM

Mechanism:

Example:

Preparation of Alkynes: Elimination Reactions of

Halides/Dihalides

Monday, May 15, 2017 10:03 PM HE

Mechanism:

Example:

Reactions of Alkynes: Addition of HX

Monday, May 15, 2017 10:03 PM

Example: Reactions of Alkynes: Halogenation Monday, May 15, 2017 10:03 PM

Acid catalyzed keto-enol tautomerization Base catalyzed keto-enol tautomerization Tautomer Interconversion Monday, May 15, 2017 10:03 PM

Review: Base catalyzed keto-enol tautomerization Example: Hydration of an Internal Alkyne Monday, May 15, 2017 10:03 PM

Summary Example of Alkyne Hydration Methods Monday, May 15, 2017 10:03 PM

Sodium/Ammonia Reduction of an Alkyne Monday, May 15, 2017 10:03 PM

Internal Alkyne: Terminal Alkyne: Oxidative Cleavage of Alkynes

Monday, May 15, 2017 10:03 PM

Any terminal alkyne can undergo alkylation/dialkylation: ย™ Acetylide anions are highly nucleophilic New term - Alkylation: addition of an alkyl group to a molecule (in this case - the acetylide anion) Example: ยพ Must use methyl/primary alkyl halides (Br/I) Alkylation of Acetylide Anions Monday, May 15, 2017 10:03 PM