methyl group
make sure to
have defined
/
angles #\ hexane
( ethyl group
1
methyl
group
ex ) draw 2.3.4 trim
ethyl
-
-
6-
propyl octane 1incorrect name)
/ ft this is
actually a nonane
actual
parent I
✓
Vg
assumed
6-
ethyl
-
2.3.4
trimethylnonane
bra h
parent branch
only differ by
homologous series a series of molecules in the same
group that a
repeating
:
Unit between each member city Catto ↳ Hs Cytlio ↳ Hip all increase by CH2
isomers :
compounds in same molecular formula but different structures and names
ex) what are three isomers of Ghia a) draw ! names isomers of Cathy
-
: a. a-
dimethyl In .tv
propane methyl pentane
2- a. a-
dimethyl
pentane methyl
-
-
a-
my
, butane
butane 3.
methyl \
pentane a. 3- dimethyl butane
cyclic prefix added to aliphatic parent name Cntlan
" "
cyclic molecules ring structure molecules
:
,
-
cyclopropane
:
,
cyclo butane ☐ :
.
. . .
/ end start direction How numbers)
decide here beginning is
numbering can
anywhere go any
-
-
.
↳ if there are branches , number Ñ lowest possible numbers
↳ to break a tie compare addresses
, . Winner at first point of difference
ex ) name this
:
i. a. 4-
trimetnyl cyclohexane ex ) draw this :
2.
ethyl -1,3 dimethyl cyclopentane
-
É
4
3
2
,
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