Module 2: Introduction to Organic Molecules and Functional Groups Flashcards
Chain, no rings
* Straight (unbranched) chain
* Branched chain
Acyclic
Rings of Carbon (or Piattos)
Carbocyclic
Have rings with at least one heteroatom
Heterocyclic
Simplest group of organic compounds
Hydrocarbons
Saturated HC (single bond)
Alkanes
Unsaturated HC (multiple bonds)
- Alkenes
- Alkynes
Chains or branched
Aliphatic
Rings
Alicyclic
- Single bonded carbons
- ends with “-ane”
- CnH2n+2
Alkanes
- A Hydrogen atom is removed from an alkane.
- ends with “-yl”
– Methyl (Me)
– Ethyl (Et)
– Propyl (Pr)
– Butyl (Bu)
Alkyl groups (R)
Formula for Alkanes
CnH2n+2
- Consist of rings of -C-C-
- Prefix “cyclo-”
- CnH2n
Cycloalkanes
Formula for Cycloalkanes
CnH2n
A group of atoms within a larger molecule that has a characteristic chemical behavior
Functional Groups
A Hydrogen atom is removed
Alkyl groups (R)
Functional Groups With C-C Multiple Bonds
+ General Formula:
CnH2n
+ Double bond
ALKENES
Functional Groups With C-C Multiple Bonds
+ General Formula:
CnH2n-2
+ Triple bond
ALKYNES
Functional Groups With C-C Multiple Bonds
* Aromatic ring
* “benzene” ring
* Ar-
+ Aromatic rings
+ Piattos
ARENES
Functional Groups With C-C Multiple Bonds
+ Single Bond
+ “-ane”
ALKANES
Functional Groups With C-C Multiple Bonds
+ Double Bonds
+ “-ene”
ALKENES
Functional Groups With C singly bonded to EN atom
+ General Formula: RX
+ Halogen group
ALKYL HALIDES
Functional Groups With C-C Multiple Bonds
+ Triple Bonds
+ “-yne”
ALKYNES
Functional Groups With C singly bonded to EN atom
+ General Formula: ROH
+ *ends with “-ol”
+ hydroxyl group
Note: If the suffix starts with vowel (i.e. -ol, -al, amine), remove the –e and attach the suffix
ALCOHOLS (ALKANOLS)
Functional Groups With C singly bonded to EN atom
+ General Formula: RSH
+ *ends with“-thiol”
+ sulfhydryl group
THIOLS (MERCAPTANS)
Functional Groups With C singly bonded to EN atom
+ General Formula:
R’OR’’
+ *ends with “ether”
ETHER
Functional Groups With C singly bonded to EN atom
+ General Formula:
R’SR’’
+ *ends with “sulfide”
SULFIDES (THIOETHERS)
Functional Groups With C singly bonded to EN atom
+ General Formula:
RNH2
+ *ends with “amine”
+ amino group
AMINES
ALKYL HALIDES formula
General Formula: RX
R - Alkyl
X- Halogen
ALCOHOLS (ALKANOLS) formula
General Formula: ROH
THIOLS (MERCAPTANS) formula
General Formula: RSH
ETHER formula
General Formula:
R’OR’’
SULFIDES (THIOETHERS) formula
General Formula:
R’SR’’
AMINES formula
General Formula:
RNH2
propanamine
AMINES
diethyl sulfide
SULFIDES (THIOETHERS)
ethyl propyl ether
ETHER
propanethiol
THIOLS (MERCAPTANS)
propanol
ALCOHOLS (ALKANOLS)
bromopropane
ALKYL HALIDES
Halides
F, Cl, Br, I
Propylbenzene
ARENES
propyne
ALKYNES
propene
ALKENES
Functional Groups With C=O Carbonyl group
+ General Formula:
RCHO
+ *ends with “-al”
+ carbonyl group
ALDEHYDES
Functional Groups With C=O Carbonyl group
+ General Formula:
R’COR’’
+ *ends with “-one”
Note: Since there are C atoms added, change the parent name
KETONES
Functional Groups With C=O Carbonyl group
+ General Formula:
RCOOH
+ *ends with“-oic acid”
+ carboxyl group
CARBOXYLIC ACIDS
Functional Groups With C=O Carbonyl group
+ General Formula: O
RCONH2
+ *ends with “-amide”
+ amido group
AMIDES
Functional Groups With C=O Carbonyl group
+ General Formula:
R’COOR’’
+ *ends with “-yl”
and “oate”
ESTERS
Functional Groups With C=O Carbonyl group
– Ar-OH
– ends with “-phenol”
Phenols
Functional Groups With C=O Carbonyl group
– R-CN
– ends with “-nitrile”
Nitriles
ALDEHYDES formula
General Formula:
RCHO
propanal
ALDEHYDES
KETONES formula
General Formula:
R’COR’’
butanone
KETONES
CARBOXYLIC ACIDS formula
General Formula:
RCOOH
propanoic acid
CARBOXYLIC ACIDS
AMIDES formula
General Formula:
RCONH2
propanamide
AMIDES
ESTERS formula
General Formula:
R’COOR’’
methyl propanoate
ESTERS
p-chlorophenol
Phenols
ethanenitrile
Nitriles
Anti-hypertensive
enalapril
C20H28N2O5
Narcotic analgesic
methadone
C21H27NO
C9H13NO3
Adrenaline
A neurotransmitter – A deficiency is associated with Parkinson’s disease
C8H11NO2
Dopamine