1 / 14

ESTERS

ESTERS. Mo and Lana. RCOOR’. Structure of ester:. 4 th on priority list 1 st : Cations 2 nd : Carboxylic Acids 3 rd : Acid Anhydrides 4 th : Esters. Esters. RCOOR’. Esterification- How to make an ester. Carboxylic Acid. Alcohol. Ester. Water. Naming.

billie
Télécharger la présentation

ESTERS

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. ESTERS Mo and Lana RCOOR’

  2. Structure of ester: 4th on priority list 1st: Cations 2nd: Carboxylic Acids 3rd: Acid Anhydrides 4th: Esters Esters RCOOR’

  3. Esterification-How to make an ester Carboxylic Acid Alcohol Ester Water

  4. Naming • Esters have two parts to their names • Part 1: the group that came from the alcohol • Everything right of single bonded O, name as attached group (using yl and priority) • Part 2: the group that came from the carboxylic acid • Everything to the left of the O, drop e and add ---oate. • Note: Esters are drawn with the carboxylic acid first and then the alcohol but they are written with the alcohol first and carboxylic acid second

  5. Ethyl Ethanoate

  6. Practice- NAME THESE

  7. ANSWERS Ethyl nonanoate “Grape” Ethyl penanoate “Apple”

  8. Practice- DRAW THESE • Methyl penanoate • “Flowery” • Methyl benzoate • “Fruity”

  9. ANSWERS • Methyl penanoate • “Flowery” • Methyl benzoate • “Fruity”

  10. Artificial and natural flavors and smells Such as: -Fruits -Flowers -Candy Uses

  11. NoApplePie No Pecan Pie • Ingredients • 2 cups water • 1 ½ cups white sugar • 1 ½ teaspoons cream of tartar • 1 tablespoon butter • Cinnamon • Approx. 30 Ritz crackers • Pie shells • Ingredients • 9-in pre-made refrigerator crust • 1 1/2 cups sugar • 1 stick butter or margarine • 2 eggs • 1/2 cup coconut • 1/2 cup and 1 Tbsp mashed pinto beans • 1 tsp vanilla extract

  12. Cream of Tartar + Sugar + heat = Apple Ester!! Ritz Crackers look like cooked apples Pinto Beans = Pecan Pie Texture Sugar = Pecan Pie Flavor No Apple/ Pecan Pie Science

More Related