{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

Stereoisomer isomenthol and the 1s2s5r stereoisomer

Info icon This preview shows pages 5–6. Sign up to view the full content.

View Full Document Right Arrow Icon
stereoisomer (isomenthol), and the 1S,2S,5R stereoisomer (neomenthol). OH b. Of the stereoisomers described above, natural menthol ([ α ] D = –51) and neomenthol ([ α ] D = +21) are the major constituents in mentha oil, their main natural source. The menthol-neomenthol mixture in a natural sample of mentha oil exhibits ([ α ] D = –33). What are the percentages of natural menthol and neomenthol in this oil? menthol 9. Draw 4 structural isomers of molecular formula C 4 H 7 Cl that each have a configurational stereoisomer. Provide the structure of the stereoisomer and label it appropriately. Chem 33, Kanan & Stack, 2012, PS 4; pg 5
Image of page 5

Info icon This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
11. Indicate whether each of the following pairs of compounds are identical/meso, enantiomeric, or diastereomeric. Cl 3 C CH 3 Cl Cl Cl 3 C CH 3 Cl Cl CO 2 H I CO 2 H I C H 3 C H 3 C CH 3 H C H 3 C H 3 C H CH 3 OH Et OH Et OH OH OH H H Et H H Et H H H H HO O O CH 3 OH H 3 C CH 3 HO CH 3 Br Br Br Br CH 3 H 3 C H 3 C CH 3 H 3 C CH 3 CH 3 H 3 C Chem 33, Kanan & Stack, 2012, PS 4; pg 6
Image of page 6
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}