Carbohydrate - PowerPoint PPT Presentation

Loading...

PPT – Carbohydrate PowerPoint presentation | free to download - id: 80b9c0-YWRiM



Loading


The Adobe Flash plugin is needed to view this content

Get the plugin now

View by Category
About This Presentation
Title:

Carbohydrate

Description:

Title: Carbohydrate Author: compaq Last modified by: compaq Created Date: 2/2/2009 2:37:11 PM Document presentation format: On-screen Show (4:3) Company – PowerPoint PPT presentation

Number of Views:22
Avg rating:3.0/5.0
Slides: 23
Provided by: compaq160
Learn more at: http://www.mwit.ac.th
Category:

less

Write a Comment
User Comments (0)
Transcript and Presenter's Notes

Title: Carbohydrate


1
Carbohydrate
  • Mr. POP (Sarote Boonseng)
  • Mahidol Wittayanusorn School

2
Carbohydrate
  • ???????????? (Carbohydrate) (?????, 2542)
    ????????????????????
  • ???????????????????????????????????????????
  • ???????????? ??????? (carbon) ??????
    (hydrate) ?????????

  • ???????
  • ?????????????????????
    ?????

(CH2O)n
3
????????????????????
  • ???? ??? ????? ??? ???????????????
  • ???????????????? ?????????????????????????
    ??????????????????
  • ??????????? ???? ?????? ????????????? ???? ????

4
????????
  • Formula (CH2O)n
  • Aldehyde or ketone
  • Monosaccharide Number of sugar unit
  • Stereochemistry

5
  • ???????????????????????????????????????
  • ?????????????? (Monosaccharide)
    ????????????????? ?????
  • ???????????????? (oligosaccharide)
  • ?????????????? (polysaccharide)

6
Monosaccharide
  • ???????????????????
  • ???????????????????
  • Aldose Ketose

???????????? ????
3 ??????
4 ??????
5 ??????
6 ??????
7
(No Transcript)
8
(No Transcript)
9
D-ribose D-riburose
D-glucose D-fructose D-Galactose
10
Structure of monosaccharide
11
Cyclic forms for sugars (pyranose Furanose)
  • ?????????? ???????????????????????????????????????
    ? ???????????????? ????????? ??? ????????? ????
    ????? ??? ????????? ??? hemiacetal ??? hemiketal
  • ??????????????????????????????????????????????????
    ???????? 5

12
(No Transcript)
13
(No Transcript)
14
Monosacharide as reducing sugar agent
????????
Reducing sugar ??? ??????????????????? Benedict
15
Disacharide
16
??????????????????????????????????
17
Polysaccharides
  • Linear or branched
  • Food storage cell protectant
  • Homopolysaccharide ????????????????? ??????
    ????, Glycogen, cellulose
  • Heteropolysaccharide ????????????????

18
Homopolysaccharides ??????????????????
  • Starch Amylose Amylopectin ???????
  • Amylose
  • Long chain homopolysaccharide of glucose with
    a(1-4) linkage.
  • Helical coil 6 glucose units/turn
  • Digest with a-amylase
  • Amylopectin
  • Homopolysaccharide of glucose with a(1-4)
    linkage, branch every 25-30 units with a(1-6)
    linkage

1
6
19
Homopolysaccharides ??????????????????
  • Glycogen
  • Homopolysaccharide of glucose
  • Similar to amylopectin with more branches with
    a(1-4) linkage, branched every 8-10 units with
    a(1-6) linkage.

20
Homopolysaccharides ???????????????????????
  • Cellolose
  • Linear chain of glucose with b(1-4) linkage
    ??????????

21
Homopolysaccharides ???????????????????????
  • Chitin
  • Linear homopolysacharide of N-acetyllucosamine
    with b(1-4) linkage

22
The End
About PowerShow.com