ROTD
IUPAC
100

2 pi bonds and 2 sigma/lone pairs 

sp hybridization

100
1-methylethyl

isopropyl

200

same molecular formula, different connectivity 

constitutional isomers 

200

10 carbon parent chain

decane 

300

strain does what to stability 

lowers stability

300

another name for 3-methylbutyl

isopentyl

400

clockwise rotation of a chiral center

R

400

heptane 

7 carbon parent chain

500

counterclockwise rotation of a molecule chiral

S

500

4 carbon parent chain

butyl 

M
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