Module 2B: Organic Structure Flashcards
Test 3
Parent chain prefix: 1
meth
Parent chain prefix: 2
eth
Parent chain prefix: 3
prop
Parent chain prefix: 4
but
Parent chain prefix: 5
pent
Parent chain prefix: 6
hex
Parent chain prefix: 7
hept
Parent chain prefix: 8
oct
Parent chain prefix: 9
non
Parent chain prefix: 10
dec
Parent chain prefix: 11
undec
Parent chain prefix: 12
dodec
Parent chain suffix (end)
-ane
-ene
-yne
How do you prioritize parent chains?
1st: Alkenes
2nd: Alkynes
3rd: Alkanes
Substituent suffix (end)
-yl
-enyl
-ynyl
Multiple substituents prefix: 2
di
Multiple substituents prefix: 3
tri
Multiple substituents prefix: 4
tetra
Multiple substituents prefix: 5
penta
Multiple substituents prefix: 6
hexa
Multiple substituents prefix: 7
hepta
What is another name for a stereocenter?
Chiral center
stereogenic center
How many different groups must a stereocenter have?
4
Stereocenters must have 4 ___________ attached
different types of groups
What is an enantiomer?
Have all the same properties except optical rotation
All stereocenters are switched
How are atoms attached to a stereocenter prioritized?
highest atomic number
With alkenes, if the priority atom is on the same side, it is a _______ stereoisomer
Z
With alkenes, if the priority atom is on opposite sides, it is a _______ stereoisomer
E
