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Monosaccharide

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Monosaccharide is the polyhydroxy aldehyde or ketone comprising 3 to 7 carbon atoms in combination with hydrogen and oxygen atoms. The simplest monosaccharide is triose monosaccharide containing three carbon atoms. With the number increase of carbon atoms , there are tetrose, pentose and hexose and the like. The most important pentose in human body is ribose and deoxyribose, which form the RNA and DNA. The three most important monosaccharides are glucose, fructose and galactose, of which C6H12O6 is the common chemical formula. Monosaccharide structure has aldehyde or ketone group: glucose and galactose contain aldehyde group, and fructose contains ketone group. Due to the existence of aldehyde and ketone group, monosaccharide has reducibility and can be used to check whether there is urine or blood sugar. Monosaccharide contains multiple hydroxyl groups and can be used for esterification, glycosidation, deoxygenation, dehydration and amination reaction. Monosaccharide is the basic unit of many sugars, and the carbohydrate foods can be digested into monosaccharides, which are absorbed in the small intestine. Different monosaccharides have different absorption rates: 100 of glucose, 110 of galactose, 43 of fructose, 19 of mannose, 15 of xylulose, 9 of arabinose.

Monosaccharides are the basic components of marine life and carbohydrates in sea water and marine sediments. The major monosaccharides in marine plankton include (as usual abundance in the order listed) galactose, glucose, mannose, ribose, xylose, fucose, rhamnose and arabinose. The present forms of sugars in vivo are mainly polysaccharide and combined sugar. These monosaccharides can also be commonly found in seawater and sediments. Fructose lacks a big biological source in the ocean, but can be converted from glucose by epimerization in seawater.

The concentration range of individual monosaccharides in seawater is 0-20 μg/ L, and 10 mg carbon / L generally represents the total concentration of free monosaccharides. The total free monosaccharide content in seawater can be measured by the method of METH. The glucose content can be directly measured via enzymatic reaction or bioassay. The simultaneous determination of all individual monosaccharides in seawater sample are commonly carried out through chromatography. Since monosaccharide is non-volatile compounds, it must be processed via derivatization when used for gas chromatography, in which the same monosaccharide appears in different forms of anomer and gives complex  peaks. Liquid chromatography have more applications, such as the ethanol / water partition chromatography on anion exchange resin and the ion exchange chromatography in which boric acid complexes formed on the borate anion exchange resin.

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Structure:
Chemical Name:
5-Bromo-6-chloro-3-indolylb-D-glucuronide
CAS:
144110-42-9
MF:
C14H13BrClNO7
Structure:
Chemical Name:
4-FLUORO-4-DEOXY-D-GLUCOPYRANOSE
CAS:
29218-07-3
MF:
C6H11FO5
Structure:
Chemical Name:
BETA-D-GALACTOPYRANOSYL AZIDE
CAS:
35899-89-9
MF:
C6H11N3O5
Structure:
Chemical Name:
2,3-O-Isopropylidene-D-ribofuranose
CAS:
4099-88-1
MF:
C8H14O5
Structure:
Chemical Name:
2,5-DIDEOXY-2,5-IMINO-D-MANNITOL
CAS:
59920-31-9
MF:
C6H13NO4
Structure:
Chemical Name:
2-Azido-2-deoxy-D-glucose
CAS:
56883-39-7
MF:
C6H11N3O5
Structure:
Chemical Name:
5-Bromo-4-chloro-3-indolyl-2-acetamido-2-deoxy-alpha-D-galactopyranoside
CAS:
210110-89-7
MF:
C16H18BrClN2O6
Structure:
Chemical Name:
1-THIO-BETA-D-GLUCOSE SODIUM SALT
CAS:
10593-29-0
MF:
C6H13NaO5S
Structure:
Chemical Name:
2-KETO-D-GLUCOSE
CAS:
1854-25-7
MF:
C6H10O6
Structure:
Chemical Name:
DIACETONE-D-GLUCOSE
CAS:
14686-89-6
MF:
C12H20O6
Structure:
Chemical Name:
ALLYL-TETRA-O-ACETYL-BETA-D-
CAS:
10343-15-4
MF:
C17H24O10
Structure:
Chemical Name:
METHYL ALPHA-L-RHAMNOPYRANOSIDE
CAS:
14917-55-6
MF:
C7H14O5
Structure:
Chemical Name:
4-METHYLUMBELLIFERYL BETA-L-FUCOPYRANOSIDE
CAS:
72601-82-2
MF:
C16H18O7
Structure:
Chemical Name:
PHENYL-BETA-D-THIOGLUCOPYRANOSIDE
CAS:
2936-70-1
MF:
C12H16O5S
Structure:
Chemical Name:
6-CHLORO-3-INDOLYL-BETA-D-GALACTOPYRANOSIDE
CAS:
159954-28-6
MF:
C14H16ClNO6
Structure:
Chemical Name:
4-Isothiocyanatophenyl α-D-mannopyranoside
CAS:
96345-79-8
MF:
C13H15NO6S
Structure:
Chemical Name:
1,5-ANHYDRO-D-GLUCITOL
CAS:
154-58-5
MF:
C6H12O5
Structure:
Chemical Name:
N-acetylneuraminic Acid Methyl Ester 2,4,7,8,9-Pentaacetate
CAS:
73208-82-9
MF:
C22H31NO14
Structure:
Chemical Name:
2,3,4,6-TETRA-O-BENZYL-ALPHA-D-MANNOPYRANOSE
CAS:
61330-61-8
MF:
C34H36O6
Structure:
Chemical Name:
HEXYL-BETA-D-GLUCOPYRANOSIDE
CAS:
59080-45-4
MF:
C12H24O6
Structure:
Chemical Name:
4-METHYLUMBELLIFERYL-ALPHA-D-GALACTOPYRANOSIDE
CAS:
38597-12-5
MF:
C16H18O8
Structure:
Chemical Name:
2,3,5-Tri-O-benzoyl-2-C-methyl-D-ribonic acid-1,4-lactone
CAS:
7392-74-7
MF:
C27H22O8
Structure:
Chemical Name:
5-Bromo-4-chloro-3-indolyl-alpha-D-galactopyranoside
CAS:
107021-38-5
MF:
C14H15BrClNO6
Structure:
Chemical Name:
5-Bromo-6-chloro-3-indolyl-D-glucuronide cyclohexylammonium salt
CAS:
144110-43-0
MF:
C20H26BrClN2O7
Structure:
Chemical Name:
6-CHLORO-3-INDOXYL-N-ACETYL-BETA-D-GLUCOSAMINIDE
CAS:
156117-44-1
MF:
C16H19ClN2O6
Structure:
Chemical Name:
4-NITROPHENYL-BETA-D-MANNOPYRANOSIDE
CAS:
35599-02-1
MF:
C12H15NO8
Structure:
Chemical Name:
L-Mannono-1,4-lactone
CAS:
22430-23-5
MF:
C6H10O6
Structure:
Chemical Name:
6-AMINO-6-DEOXY-D-GLUCOSE HYDROCHLORIDE
CAS:
55324-97-5
MF:
C6H14ClNO5
Structure:
Chemical Name:
OCTYL 2-ACETAMIDO-2-DEOXY-B-D-GLUCOPYRANOSIDE
CAS:
147126-58-7
MF:
C16H31NO6
Structure:
Chemical Name:
5-O-tert-Butyldiphenylsilyl-2,3-O-isopropylidene-D-ribofuranose
CAS:
141607-35-4
MF:
C24H32O5Si
Structure:
Chemical Name:
5-Bromo-4-chloro-3-indolyl-a-D-glucopyranoside
CAS:
108789-36-2
MF:
C14H15BrClNO6
Structure:
Chemical Name:
1,3,5-Tri-O-benzoyl-2-O-methyl-D-ribose
CAS:
68045-07-8
MF:
C27H24O8
Structure:
Chemical Name:
4-METHYLUMBELLIFERYL BETA-D-MANNOPYRANOSIDE
CAS:
67909-30-2
MF:
C16H18O8
Structure:
Chemical Name:
D-XYLULOSE
CAS:
551-84-8
MF:
C5H10O5
Structure:
Chemical Name:
3-Deoxy-D-manno-2-octulosonic acid ammonium salt
CAS:
103404-70-2
MF:
C8H17NO8
Structure:
Chemical Name:
3-O-BENZYL-4-(HYDROXYMETHYL-1,2-O-ISOPROPYLIDENE)-ALPHA-D-ERYTHROPENTOFURANOSE
CAS:
63593-03-3
MF:
C16H22O6
Structure:
Chemical Name:
ALPHA-L-ERYTHRO-PENTOFURANOSYL CHLORIDE-2-DEOXY-BIS(4-METHYL BENZOATE)
CAS:
141846-57-3
MF:
C21H21ClO5
Structure:
Chemical Name:
4-AMINOPHENYL-1-THIO-BETA-D-GALACTOPYRANOSIDE
CAS:
29558-05-2
MF:
C12H17NO5S
Structure:
Chemical Name:
4-Methylumbelliferyl2,3,4,6-tetra-O-acetyl-a-D-mannopyranoside
CAS:
28541-71-1
MF:
C24H26O12
Structure:
Chemical Name:
4-CHLORO-3-INDOLYL BETA-D-GALACTOPYRANOSIDE
CAS:
135313-63-2
MF:
C14H16ClNO6
Structure:
Chemical Name:
2-NAPHTHYL-ALPHA-D-GLUCOPYRANOSIDE
CAS:
25320-79-0
MF:
C16H18O6
Structure:
Chemical Name:
N-HEPTYL-BETA-D-THIOGLUCOPYRANOSIDE
CAS:
85618-20-8
MF:
C13H26O5S
Structure:
Chemical Name:
N-OCTYL ALPHA-D-GLUCOPYRANOSIDE
CAS:
29781-80-4
MF:
C14H28O6
Structure:
Chemical Name:
5-BROMO-6-CHLORO-3-INDOXYL-BETA-D-GLUCOPYRANOSIDE
CAS:
93863-89-9
MF:
C14H15BrClNO6
Structure:
Chemical Name:
P-NITROPHENYL 6-DEOXY-ALPHA-L-MANNOPYRANOSIDE
CAS:
18918-31-5
MF:
C12H15NO7
Structure:
Chemical Name:
2-NITROPHENYL 4-O-BETA-D-XYLOPYRANOSYL-BETA-D-XYLOPYRANOSIDE
CAS:
157956-98-4
MF:
C16H21NO11
Structure:
Chemical Name:
METHYL 2-ACETAMIDO-2-DEOXY-ALPHA-D-GLUCOPYRANOSIDE
CAS:
6082-04-8
MF:
C9H17NO6
Structure:
Chemical Name:
L-ALTROSE
CAS:
1949-88-8
MF:
C6H12O6
Structure:
Chemical Name:
2,3,5-Tri-O-benzyl-D-ribose
CAS:
54623-25-5
MF:
C26H28O5
Structure:
Chemical Name:
P-AMINOPHENYL ALPHA-D-MANNOPYRANOSIDE
CAS:
34213-86-0
MF:
C12H17NO6
Structure:
Chemical Name:
ETHYL 2,3,4,6-TETRA-O-ACETYL-ALPHA-D-THIOGLUCOPYRANOSIDE
CAS:
52645-73-5
MF:
C16H24O9S
Structure:
Chemical Name:
5-DEOXY-L-ARABINOSE
CAS:
13039-56-0
MF:
C5H10O4
Structure:
Chemical Name:
3,4,6-Tri-O-acetyl-alpha-D-galactopyranose 1,2-(methyl orthoacetate)
CAS:
50801-29-1
MF:
C15H22O10
Structure:
Chemical Name:
Allyl 2,3-O-isopropylidene-a-L-rhamnopyranoside
CAS:
71695-57-3
MF:
C12H20O5
Structure:
Chemical Name:
3-ACETAMIDO-3-DEOXY-D-GLUCOSE
CAS:
14086-88-5
MF:
C8H15NO6
Structure:
Chemical Name:
1-DEOXY-1-NITRO-D-MANNITOL
CAS:
14199-83-8
MF:
C6H13NO7
Structure:
Chemical Name:
1-NAPHTHYL-N-ACETYL-BETA-D-GLUCOSAMINIDE
CAS:
10329-98-3
MF:
C18H21NO6
Structure:
Chemical Name:
1-THIO-D-GLUCOSE, SODIUM SALT HYDRATE
CAS:
255818-98-5
MF:
C6H13NaO6S
Structure:
Chemical Name:
D-MANNOSE 6-PHOSPHATE MONOSODIUM SALT
CAS:
70442-25-0
MF:
C6H14NaO9P
Structure:
Chemical Name:
N-ACETYL-ALPHA-D-GLUCOSAMINE
CAS:
10036-64-3
MF:
C8H15NO6
Structure:
Chemical Name:
AMYL 2-ACETAMIDO-3,4,6-TRI-O-ACETYL-2-DEOXY-BETA-D-GLUCOPYRANOSIDE
CAS:
146288-30-4
MF:
C19H31NO9
Structure:
Chemical Name:
HEPTADECYL 2-ACETAMIDO-2-DEOXY-BETA-D-GLUCOPYRANOSIDE
CAS:
262856-90-6
MF:
C25H49NO6
Structure:
Chemical Name:
BUTYL 2-ACETAMIDO-3,4,6-TRI-O-ACETYL-BETA-D-GLUCOPYRANOSIDE
CAS:
155197-37-8
MF:
C18H29NO9
Structure:
Chemical Name:
2-Azido-2-deoxy-D-galactose
CAS:
68733-26-6
MF:
C6H11N3O5
Structure:
Chemical Name:
Ethyl 2,3,6-tri-O-benzyl-1-thio-b-D-glucopyranoside
CAS:
141263-02-7
MF:
C29H34O5S
Structure:
Chemical Name:
Methyl 2,3,4,6-Tetra-O-benzyl-a-D-glucopyranoside
CAS:
17791-37-6
MF:
C35H38O6
Structure:
Chemical Name:
alpha-D-Galactose1-phosphate(and/orunspecifiedsalts)
CAS:
2255-14-3
MF:
C6H13O9P
Structure:
Chemical Name:
4-O-ACETYL-2,5-ANHYDRO-1,3-O-ISOPROPYLIDENE-6-O-TRITYL-D-GLUCITOL
CAS:
65729-83-1
MF:
C30H32O6
Structure:
Chemical Name:
2-CHLORO-4-NITROPHENYL-2,3,4,6-TETRA-O-ACETYL-ALPHA-D-GLUCOPYRANOSIDE
CAS:
153823-58-6
MF:
C20H22ClNO12
Structure:
Chemical Name:
5-O-Allyl-2,3,4-tri-O-benzyl-D-ribitol
CAS:
111549-97-4
MF:
C29H34O5
Structure:
Chemical Name:
2-NITROPHENYL-N-ACETYL-BETA-D-GLUCOSAMINIDE
CAS:
13264-92-1
MF:
C14H18N2O8
Structure:
Chemical Name:
1,2,4,6-Tetra-O-acetyl-3-deoxy-D-glucopyranose
CAS:
5040-09-5
MF:
C14H20O9
Structure:
Chemical Name:
2,3,4,6-Tetra-O-acetyl-a-D-mannopyranosyltrichloroacetimidate
CAS:
121238-27-5
MF:
C16H20Cl3NO10
Structure:
Chemical Name:
2,4-O-Benzylidene-D-glucitol
CAS:
61340-09-8
MF:
C13H18O6
Structure:
Chemical Name:
4-Nitrophenyl4,6-cyclohexylidene-b-D-mannopyranoside
CAS:
102717-16-8
MF:
C18H23NO8
Structure:
Chemical Name:
Octylb-D-mannopyranoside
CAS:
140147-38-2
MF:
C14H28O6
Structure:
Chemical Name:
6-aminosaccharin
CAS:
22094-62-8
MF:
C7H6N2O3S
Structure:
Chemical Name:
5-BROMO-4-CHLORO-3-INDOLYL ALPHA-D-MANNOPYRANOSIDE
CAS:
125229-64-3
MF:
C14H15BrClNO6
Structure:
Chemical Name:
8-HYDROXYQUINOLINE-BETA-D-GLUCOPYRANOSIDE
CAS:
29266-96-4
MF:
C15H17NO6
Structure:
Chemical Name:
1-O-ALPHA-D-GLUCOPYRANOSYL-D-MANNITOL
CAS:
20942-99-8
MF:
C12H24O11
Structure:
Chemical Name:
1-NAPHTHYL-ALPHA-D-GALACTOPYRANOSIDE
CAS:
65174-63-2
MF:
C16H18O6
Structure:
Chemical Name:
N-ε-Aminocaproyl-β-D-galactopyranosylamine
CAS:
38822-56-9
MF:
C12H24N2O6
Structure:
Chemical Name:
1,2,3,5-TETRA-O-ACETYL-BETA-L-RIBOFURANOSE
CAS:
144490-03-9
MF:
C13H18O9
Structure:
Chemical Name:
3-FLUORO-3-DEOXY-D-XYLOFURANOSE
CAS:
14537-01-0
MF:
C5H9FO4
Structure:
Chemical Name:
PHENYLETHYL-BETA-D-GALACTOSIDE
CAS:
14861-16-6
MF:
C14H20O6
Structure:
Chemical Name:
2-AMINOPHENYL-BETA-D-GLUCURONIC ACID
CAS:
15959-03-2
MF:
C12H15NO7
Structure:
Chemical Name:
6-DEOXY-D-GLUCOSE
CAS:
7658-08-4
MF:
C6H12O5
Structure:
Chemical Name:
CHLOROPHENOL RED-BETA-D-GALACTOPYRANOSID
CAS:
99792-79-7
MF:
C25H22Cl2O10S
Structure:
Chemical Name:
1-AZIDO-1-DEOXY-BETA-D-GLUCOPYRANOSIDE
CAS:
20379-59-3
MF:
C6H11N3O5
Structure:
Chemical Name:
Methyl 5-O-(tert-butyldiphenylsilyl)-2-deoxy-beta-D-erythro-pentofuranoside
CAS:
130144-86-4
MF:
C22H30O4Si
Structure:
Chemical Name:
N-ACETYL-D-GLUCOSAMINE 6-PHOSPHATE DISODIUM SALT
CAS:
102029-88-9
MF:
C8H15NNaO9P
Structure:
Chemical Name:
2-NAPHTHYL-BETA-D-GLUCURONIC ACID, SODIUM SALT
CAS:
20838-64-6
MF:
C16H17NaO7
Structure:
Chemical Name:
ALLYL-BETA-D-GALACTOPYRANOSIDE
CAS:
2595-07-5
MF:
C9H16O6
Structure:
Chemical Name:
BUTYL-ALPHA-D-GLUCOPYRANOSIDE
CAS:
25320-93-8
MF:
C10H20O6
Structure:
Chemical Name:
ETHYL 2-ACETAMIDO-2-DEOXY-BETA-D-GLUCOPYRANOSIDE
CAS:
2495-96-7
MF:
C10H19NO6
Structure:
Chemical Name:
2'-FORMYLPHENYL 2-ACETAMIDO-2-DEOXY-BETA-D-GLUCOPYRANOSIDE
CAS:
15430-78-1
MF:
C15H19NO7
Structure:
Chemical Name:
DODECYL 2-ACETAMIDO-3,4,6-TRI-O-ACETYL-2-DEOXY-BETA-D-GLUCOPYRANOSIDE
CAS:
211567-22-5
MF:
C26H45NO9
Structure:
Chemical Name:
HEXYL 2-ACETAMIDO-3,4,6-TRI-O-ACETYL-2-DEOXY-BETA-D-GLUCOPYRANOSIDE
CAS:
172945-26-5
MF:
C20H33NO9
Structure:
Chemical Name:
TETRADECYL 2-ACETAMIDO-2-DEOXY-BETA-D-GLUCOPYRANOSIDE
CAS:
152914-69-7
MF:
C22H43NO6
Structure:
Chemical Name:
Allyl 3-O-benzyl-a-L-rhamnopyranoside
CAS:
460745-20-4
MF:
C16H22O5