Dolbier HW Solutions 335

Dolbier HW Solutions 335 - 429 ALDEHYDES AND KETONES:...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
Step 3: Formation of the hemiacetal is followed by loss of water to give a carbocation. Step 4: Step 5: The next two steps describe the capture of the carbocation by ethanol to give the acetal: Step 6: Step 7: 17.8 ( b ) 1,3-Propanediol forms acetals that contain a six-membered 1,3-dioxane ring. H 1 1 C 6 H 5 H 2-Phenyl-1,3-dioxane HOCH 2 CH 2 CH 2 OH 1,3-Propanediol C 6 H 5 CH O Benzaldehyde O O 1 O H CH 2 CH 3 C 6 H 5 CH OCH 2 CH 3 OCH 2 CH 3 Acetal C 6 H 5 CH OCH 2 CH 3 O CH 3 CH 2 H 1 1 O CH 2 CH 3 H H 1 C 6 H 5 CH OCH 2 CH 3 O CH 3 CH 2 H 1 1 C 6 H 5 CH
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.
Ask a homework question - tutors are online