For the substituted cyclohexane compound shown, identify the atoms that are trans to the bromo substituent. I CH3 Br J HD H. HCI- НА F- -H B HOE K HG Identify the atoms that are trans to the bromine. B D E F G J K O O O O O O O O O O O

What is the absolute stereochemistry at carbons 1,2,3, and 5 ?

3 CHO H-2Br H --Br ČH2OH Identify the erythro/threo isomer in the drawn structure.

Answer the following questions based on these structures. Here is the terminology you can use to describe the relationships. Structural isomers, Enantiomers, Diastereomers, and no relationship. CHO CHO -Н H- I CHO HO-H H- -OH -OH CH₂OH 1 I НО- OH I I CHO -H H -ОН -ОН HO I CH₂OH =0 H -OH CH₂OH 2 H H но Но CHO НО H H НО -ОН -ОН -H -H CH2OH 8 -H OH OH H CH₂OH 3 I НО CH₂OH 7 What is the relationship between 1 and 4? What is the relationship between 1 and 3? What is the relationship between 1 and 5? What is the relationship between 2 and 9? What is the relationship between 4 and 10? What is the relationship between 5 and 6? What is the relationship between 2 and 10? CH2OH -ОН -Н CH2OH 9 НО H- H CH2OH 0 H -ОН ОН CH2OH Н- НО- НО- НО НО H- Н- CH2OH -0 -ОН -H -H CH2OH 10 H -OH ОН CH2OH 5 Н НО НО- H- CHO OH -Н H OH CH₂OH 6