1 Flashcards
Sugar units in oligosaccharides
3-10
5 oliggosaccharides
Maltotriose, dextrins, gentianose, raffinose, stachyose
Products of partial hydrolysis (amylas, glucosidase)
Limitng dextrin
Browning of bread
Limiting dextrin
Inhibit post-prandial increase in glucose levels
Alpha- glucosidase inhibitors
Product is dextrin instead of glucose
Acarbose, miglitol
Adverse effects of a-glucosidase inhib
Flatulence, HEPATOXICITY
2glucose + fructose
Gentianose
Glucose+galactose+fructose
Raffinose
Glucose+2galactose+fructose
Stachyose
Aldehyde + mild oxidizing agent (fehling’s/nesslers) plus nessler’s rgt
First group will be COOH, -onic acid, K2HgI4
Aldehyde + enzymes/oxidases
Terminal group will be COOH, -uronic acid
Aldehyde+ strong oxidizing agent
-aric acid, first and last grp COOH
Scientific name of cherry
Prunus cerasus, Rosaceae
Contains pectin, main cause of incompatibilities especially when added to preparations containing alcohol
Cherry juice
Remedy for incompatibilities of pectin
0.1% benzioc acid and leave for 1 week
Constituent of cherry juice
Malic acid
Used to mask the taste of SOUR drugs
Cherry juice
Aliphatic organic acids with not more that 6 carbon and 2 or 3 carboxyl groups
Plant acids
Developed to neutralize excess basic ions in controlling enzyme activity in the protoplasm
Plant acids
Isolated from lemon juice by Scheele in 1784
& scientific name
Citric acid ; citrus limin , rutaceae
Acidulate in effervescent preparations; buffer system
As raphides
Citric acid
Acidulant in infant feeding formula
Lactic acid
By product of wine industry
Tartaric acid
Substitute for citric acid in buffers, grapes, pineapple, tomato
Tartaric acid
Scientific names of
- Grapes
- Tomatoes
- Pineapples
- Vitis vinifera
- Solanum lycopersicum
- Ananas comosus
Found in ants, volatile poison
Formic acid
Precursor of fatty acids/lipids; vinegar
Acetic acid
Very insoluble, as calcium salts
Oxalic acid
Acid in balimbing & kamias (scientific names)
Oxalic acid; Averrhoa carambola, A. bilimbi
Present in onions; makes it resistant to attacks of a certain fungus
Protocatechuic acid
Unripe fruits; free acids in apples and pears
Scientific names of apples and pears
Malic acid
Malus domestica
Pyrus calleryana
Dehydrated form of citric acid
Aconitic acid
Precursor from aromatic compounds
Shikimic acid
Vit c; water sol
Ascorbic acid
Product of fermentation
Alcohl ethanol
Percent of ethanol by volume at 15.56*C
94.9%
Undergo the process of distillation to concentrate the alcohol content to 40-55%
Brandy-
Whiskey
Rum
- wine
- malted grain
- Molasses
2 Oxidative metab
Cherry juice and plant acids
Products if reductive metab
Sorbitol and mannitol
Cns depressant
Alcohol; diluted at 48.4-49.5% ethanol at 15.56*C
From manna & osmotic diuretic and osmotic laxative
Scientific name of manna
Mannitol & Franxinus ornus, Oleaceae
From the berries of mountain ash (scientific name)
Taste half as sweet as sucrose
Not absorbed in oral ingestion; used in the manufacture of toothpastes and chewing gums
Sorbitol; Sorbus aucuparia, Rosaceae