EXPT. 8 - AMINE AND AMIDES Flashcards
Amines are found in Group ? of the periodic table
Group V
Amines has ___ bonds and a lone pair
3 bonds and a lone pair
Amines and amides are ________ in nature
Abundant
Major components of amines
Proteins
Enzymes
Nucleic Acid
Alkaloid
Drugs
etc.
Amines are organic derivatives of ?
Ammonia (NH3)
Amines are named as _________ when naming common names.
alkylamines
Amines are named as _________ when naming common IUPAC.
alkanamines
Found in many plant metabolites such as alkaloids
Heterocyclic Amines
Cyclohexane in which one carbon is replaced by nitrogen.
Piperidine
Piperine is isolated from ?
black pepper (Piper nigrum)
Pepper scientific name ?
Piper nigrum
Responsible for the pungent smell of paper
Piperine
Cyclopentane in which one carbon is replaced by a nitrogen
Pyrrolidine
Isolated from tobacco
Nicotine
Scientific name of tobacco
Nicotiana tabacum
Caffeine IUPAC name
1,3,7-trimethylxanthine
Coffee scientific name
Coffea arabica
Tea scientific name
Camellia sinensis
Cacao scientific name
Theobroma cacao
Most widely consumed psychotropic drug in existence.
Caffeine
Sources of caffeine
coffee
tea
cacao
the boiling point of amines are higher than _________ lower than _________ of similar mass
which amine has the highest boiling point?
primary amine > secondary & tertiary
polar N-H bond provides hydrogen bond in what amines?
primary & secondary amines ONLY
amines are soluble in water if they have how many atoms?
1-5 atoms
why does propanamine have the highest boiling point?
because it is a primary amine
amines are what bases?
bronsted-lowry bases (attracts H+ from H2O to the N atom)
weak bases in water
ammonium hydroxide
methylammonium hydroxide
an amine salt forms when an amine is ___________ by acid
neutralized
an amine salt is named by replacing the amine part of the name with ammonium followed by the name of?
the negative ion
in amides, amino group (-NH2) replaces what?
the -OH group of carboxylic acid
in amides, the ic or oic ending of the IUPAC name if RCOOH is replaced with the suffix?
-amide
for common names in amide, use the prefix of the ______________ plus suffix ________
classical name; amide
classical names
- Form
- Acet
- Propion
- Butyr
- Valer
- Capro
- Enanth
Cyclic amines that are formally derived from an amino alkanoic acid
Lactams
tyrosine kinase inhibitor
tinib (axitinib)
-triptan suffix is for
migraine
antiseizure, cetam-seizure, epilepsy
Brivaracetam
amides can be synthesized from acid halides or anhydrides, through ?
partial hydrolysis of nitriles
synthesize from a carboxylic acid and amines through the use of the dehydration agent?
DCC or EDC
DCC meaning
Dicyclohexylcaebodiimide