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inquiryItems Standard Result Assay (Ursolic acid) 98%min 98.22% -----------------------------------------------------------------------------------------------------------
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inquiryProduct Name: DEXTROSE Synonyms: ALPHA-D(+)-GLUCOSE;ALPHA-D-GLUCOSE;ALPHA-D-GLUCOPYRANOSE;DEXTROSUM;D-GLC;D-(+)-DEXTROSE;GLUCOSE STANDARD;GLUCOSUM CAS: 492-62-6 MF: C6H12O6 MW: 180.16 EINECS: 207-757-8 Pro
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inquiryConditions | Yield |
---|---|
With sulfuric acid In water at 110℃; for 24h; Reagent/catalyst; | 88% |
1-Desoxy-N-hydroxy-β-D-glucopyranosylamin
A
β-D-glucose
B
alpha-D-glucopyranose
C
ammonium 2-(β-D-glucopyranosyl)diazene-1-olate-2-oxide
D
(E)-D-glucose oxime
Conditions | Yield |
---|---|
Stage #1: 1-Desoxy-N-hydroxy-β-D-glucopyranosylamin With hydrogenchloride; sodium nitrite at 0℃; for 1h; Stage #2: With ammonium hydroxide Further stages. Further byproducts.; | A 15% B 6% C 65% D n/a |
Conditions | Yield |
---|---|
With hydrogenchloride In water at 85℃; for 2h; Kinetics; Solvent; Reagent/catalyst; Inert atmosphere; | A 57% B n/a |
Conditions | Yield |
---|---|
With hydrogenchloride In water at 20℃; for 0.5h; | A n/a B n/a C 37% D 41% |
urea
lactose
A
alpha-D-glucopyranose
B
β-D-galactopyranoside
C
Lactosylurea
D
Glucosylurea
Conditions | Yield |
---|---|
With phosphoric acid at 60℃; for 3h; Further byproducts given; | A n/a B n/a C 30% D n/a |
alpha-D-glucopyranose
Conditions | Yield |
---|---|
With triethylamine In water; acetonitrile at 80℃; pH=11; Kinetics; Temperature; Concentration; | 28% |
Conditions | Yield |
---|---|
With triethylamine In water; acetonitrile at 100℃; pH=11; Kinetics; Temperature; Concentration; | A 24% B 9% |
Conditions | Yield |
---|---|
With water durch Krystallisation in der Waerme unter vermindertem Druck; |
diazomethane
A
alpha-D-glucopyranose
B
3,4,5-trimethoxybenzoic acid methyl ester
dimethyl (S)-4,4',5,5',6,6'-hexamethoxydiphenoate
3-(2,3-Dimethoxy-5-methoxycarbonyl-phenoxy)-4,5,6,4',5',6'-hexamethoxy-biphenyl-2,2'-dicarboxylic acid dimethyl ester
Conditions | Yield |
---|---|
With sodium hydroxide 1.) MeOH, reflux, 2.5 h, 2.) ether, 30 min; Yield given. Multistep reaction; | |
With sodium hydroxide 1.) MeOH, reflux, 2.5 h, 2.) ether, 30 min; Yield given. Multistep reaction. Yields of byproduct given; |
diazomethane
A
alpha-D-glucopyranose
B
3,4,5-trihydroxybenzoic acid
C
tetramethylellagic acid
D
sanguisorbic acid dilactone heptamethyl ether
Conditions | Yield |
---|---|
With sulfuric acid 1.) reflux, 7.5 h, 2.) ether, overnight; Yield given. Multistep reaction. Yields of byproduct given; |
methanol
nonacosa-O-methylagrimoniin
A
alpha-D-glucopyranose
B
dimethyl penta-O-methyl-m-dehydrodigallate
dimethyl (S)-4,4',5,5',6,6'-hexamethoxydiphenoate
formaldehyd
A
D-Galactose
B
alpha-D-glucopyranose
C
β-D-mannose
D
XYLITOL
E
D-Ribose
F
glycerol
Conditions | Yield |
---|---|
With zeolite of type A under 1 Torr; for 144h; Product distribution; Irradiation; other objects of study: dependence of product distribution on time of irradiation; |
A
alpha-D-glucopyranose
B
D-(+)-maltose
C
Maltopentaose
D
Maltotetraose
Conditions | Yield |
---|---|
With sulfuric acid at 70℃; |
Conditions | Yield |
---|---|
In dimethylsulfoxide-d6; water-d2 at 0 - 90℃; Product distribution; +ΔF, (1)H NMR; | |
In water at 21℃; mutarotation, effect of phosphate concentration, effect of galactose; | |
With sodium perchlorate at 19.9℃; under 750.06 Torr; Rate constant; Equilibrium constant; var. pressure; |
Conditions | Yield |
---|---|
With trehalase; Tris-maleate buffer; sodium chloride at 37℃; Mechanism; | |
With pig kidney trehalase In water-d2 at 23℃; Product distribution; | |
With trehalase from honeybee In water at 35℃; for 0.0166667h; pH=6.0; Enzyme kinetics; Further Variations:; pH-values; Temperatures; Solvents; | |
With plutella xylostella_enterobacter cloacae trehalase; water Enzymatic reaction; |
2-phenylethyl-β-D-glucopyranoside
A
alpha-D-glucopyranose
B
2-phenylethanol
Conditions | Yield |
---|---|
With β-glucosidase |
(2R,3S,4S,5R,6S)-2-Hydroxymethyl-6-phenylsulfanyl-tetrahydro-pyran-3,4,5-triol
A
β-D-glucose
B
alpha-D-glucopyranose
C
levoglucosan
Conditions | Yield |
---|---|
With naphthalene-1,4-dicarbonitrile In acetonitrile for 72h; Product distribution; Mechanism; Irradiation; |
2-hydroxybenzyl alcohol-7-O-β-D-glucopyranoside
A
alpha-D-glucopyranose
B
salicylic alcohol
Conditions | Yield |
---|---|
With β-glucosidase |
β-D-glucopyranosyl fluoride
A
β-D-glucose
B
alpha-D-glucopyranose
Conditions | Yield |
---|---|
With water; Aspergillus niger α-glucosidase In water-d2 at 21℃; for 1.4h; Kinetics; inversion at anomer C; inhibition by maltotriose; |
Conditions | Yield |
---|---|
With water; Aspergillus niger α-glucosidase In water-d2 at 21℃; for 1.4h; Product distribution; | |
With pig kidney trehalase In water-d2 at 23℃; Product distribution; |
1F-deoxysucrose
A
alpha-D-glucopyranose
B
β-D-1-deoxy-fructofuranose
Conditions | Yield |
---|---|
With hydrogenchloride at 30 - 40℃; Rate constant; Kinetics; Thermodynamic data; Ea, ΔS(excit.); |
(2R,3S,4R,5R,6S)-4,5-Bis-(tert-butyl-dimethyl-silanyloxy)-2-(tert-butyl-dimethyl-silanyloxymethyl)-6-methoxy-3-trimethylsilanylethynyl-tetrahydro-pyran-3-ol
alpha-D-glucopyranose
Conditions | Yield |
---|---|
With hydrogen fluoride In acetonitrile Ambient temperature; |
A
alpha-D-glucopyranose
B
mycosporine glutaminol
C
mycosporin-2 open form
Conditions | Yield |
---|---|
With hydrogenchloride at 100℃; for 1.5h; |
A
alpha-D-glucopyranose
Conditions | Yield |
---|---|
With water; glucoamylase from Rhizopus niveus also the compound with two glucose units; |
A
alpha-D-glucopyranose
B
Trifluoro-methanesulfonate7-{3-[3-(4-hydroxy-phenyl)-thioureido]-benzoylamino}-10-prop-2-ynyl-1,2,3,4-tetrahydro-acridinium;
Conditions | Yield |
---|---|
With water; α-glucosidase from Saccharomyces sp |
C54H92O46
B
alpha-D-glucopyranose
C
D-(+)-maltose
D
Maltohexaose
E
Maltoheptose
F
maltoheptaose
Conditions | Yield |
---|---|
In water at 35℃; Rate constant; Product distribution; acetate buffer pH 5.5, barley alpha-amylase 1 or 2; |
Maltohexaose
B
alpha-D-glucopyranose
C
D-(+)-maltose
D
Maltoheptose
E
Maltopentaose
F
Maltotetraose
Conditions | Yield |
---|---|
In water at 35℃; Rate constant; Product distribution; acetate buffer pH 5.5, barley alpha-amylase 1 or 2; |
Maltoheptose
B
alpha-D-glucopyranose
C
D-(+)-maltose
D
Maltohexaose
E
Maltopentaose
F
Maltotetraose
Conditions | Yield |
---|---|
In water at 35℃; Rate constant; Product distribution; acetate buffer pH 5.5, barley alpha-amylase 1 or 2; |
maltoheptaose
A
alpha-D-glucopyranose
B
D-(+)-maltose
C
Maltohexaose
D
Maltoheptose
E
Maltopentaose
F
Maltotetraose
Conditions | Yield |
---|---|
In water at 35℃; Rate constant; Product distribution; acetate buffer pH 5.5, barley alpha-amylase 1 or 2; |
B
alpha-D-glucopyranose
C
D-(+)-maltose
Conditions | Yield |
---|---|
With sulfuric acid at 70℃; Rate constant; |
alpha-D-glucopyranose
acetic anhydride
D-glucose pentaacetate
Conditions | Yield |
---|---|
With pyridine at 20℃; for 16h; | 100% |
With erbium(III) chloride at 50℃; for 7h; | 99% |
With iodine at 20℃; for 1.5h; | 92% |
alpha-D-glucopyranose
vinyl myristate
6-O-tetradecanoyl-α-D-glucopyranoside
Conditions | Yield |
---|---|
With pyridine In tetrahydrofuran at 40 - 80℃; for 48h; Concentration; Enzymatic reaction; regioselective reaction; | 100% |
Conditions | Yield |
---|---|
With indium(III) triflate at 0℃; for 1h; Product distribution; Further Variations:; Reagents; reaction time; | 99% |
cerium triflate at 20℃; for 2.5h; | 98% |
With 4-methyl-morpholine; dmap In dichloromethane at 0 - 5℃; for 2h; Reagent/catalyst; | 97.1% |
alpha-D-glucopyranose
Acetyl bromide
acetic anhydride
acetic acid
2,3,4,6-tetra-O-acetyl-α-D-glucopyranosyl bromide
Conditions | Yield |
---|---|
With perchloric acid In methanol at 20℃; for 2h; | 99% |
alpha-D-glucopyranose
2,2,6-trimethyl-4H-1,3-dioxin-4-one
D-(+)-glucose pentaacetoacetate
Conditions | Yield |
---|---|
In xylene at 150℃; for 0.5h; | 98.5% |
alpha-D-glucopyranose
benzoyl chloride
1,2,3,4,6-penta-O-benzoyl-α-D-glucopyranose
Conditions | Yield |
---|---|
With pyridine In chloroform at -20℃; | 98% |
With pyridine at 20℃; for 8h; Inert atmosphere; | 97.4% |
With pyridine; dmap at 20℃; for 6h; | 96% |
Conditions | Yield |
---|---|
With water at 20℃; pH=4.5; Quantum yield; UV-irradiation; Inert atmosphere; | A n/a B 98% |
Conditions | Yield |
---|---|
With dihydrogen peroxide; iron(II) sulfate In water at 22.5℃; for 0.25h; Temperature; Reagent/catalyst; Irradiation; Green chemistry; | 97% |
With carbon dioxide; bromine; barium carbonate ueber das δ-Lacton; | |
With chromium (VI); pyridinium p-toluenesulfonate In acidic aq. solution at 30℃; Kinetics; Oxidation; |
chloro-trimethyl-silane
alpha-D-glucopyranose
1,2,3,4,6-penta-O-trimethylsilyl-α-D-glucopyranose
Conditions | Yield |
---|---|
With triethylamine In N,N-dimethyl-formamide at 0 - 20℃; for 4h; | 97% |
Conditions | Yield |
---|---|
With acetic anhydride at 90℃; for 1.5h; | 96.2% |
Conditions | Yield |
---|---|
With Dowex 50W Methylation; Heating; | 96% |
With thionyl chloride for 144h; Reflux; | |
With Amberlite IR-120 at 65℃; for 24h; Reflux; | |
With acetyl chloride at 0℃; for 120h; Reflux; Inert atmosphere; |
alpha-D-glucopyranose
3,4,5-tris(benzyloxy)benzoyl chloride
1,2,3,4,6-pentakis-O-(3’,4’,5’-tribenzyloxybenzoyl)-α-D-glucopyranose
Conditions | Yield |
---|---|
With dmap In acetonitrile at 20℃; for 48h; | 96% |
With dmap In acetonitrile at 20℃; for 18h; |
alpha-D-glucopyranose
sodium acetate
acetic anhydride
α/β‐L‐glucopyranosyl‐1,2,3,4,5‐pentaacetate
Conditions | Yield |
---|---|
at -15℃; for 0.333333h; Milling; | 95.4% |
alpha-D-glucopyranose
n-decanoyl chloride
1,2,3,4,6-penta-O-decanoyl-α-D-glucopyranose
Conditions | Yield |
---|---|
With pyridine In chloroform at 80℃; for 11h; | 95% |
alpha-D-glucopyranose
benzoyl chloride
1,2,3,4,6-penta-O-benzoyl-D-glucopyranoside
Conditions | Yield |
---|---|
With pyridine In chloroform at 60 - 70℃; for 1h; | 95% |
alpha-D-glucopyranose
propionic acid anhydride
1,2,3,4,6-penta-O-propionyl-α-D-glucopyranose
Conditions | Yield |
---|---|
With Cl(1-)*C5H14NO(1+)*3ZnCl2 In neat (no solvent) at 20℃; for 1.66667h; Green chemistry; | 94% |
alpha-D-glucopyranose
O-octanoyl acetoxime
6-O-octanoyl-α-D-glucopyranose
Conditions | Yield |
---|---|
In various solvent(s) at 40℃; lipase Amano PS; | 93% |
Conditions | Yield |
---|---|
With sodium acetate for 0.0833333h; Reflux; | 93% |
Conditions | Yield |
---|---|
With acetic acid In ethanol; water at 4℃; for 1h; Inert atmosphere; | 93% |
Conditions | Yield |
---|---|
With sodium acetate at 100 - 130℃; under 760.051 Torr; for 4h; Large scale; | 92.5% |
Conditions | Yield |
---|---|
With pyridine; dmap; dicyclohexyl-carbodiimide at 20℃; | 92% |
Conditions | Yield |
---|---|
With di-isopropyl azodicarboxylate; triphenylphosphine In 1,4-dioxane at 20℃; for 0.5h; Mitsunobu Displacement; Inert atmosphere; stereoselective reaction; | 92% |
Conditions | Yield |
---|---|
In ethanol at 60 - 65℃; for 0.333333h; | 91.8% |
alpha-D-glucopyranose
acetone oxime decanoate
6-O-Octanoyl-α-D-glucopyranose
Conditions | Yield |
---|---|
In various solvent(s) at 40℃; lipase Amano PS; | 91% |
alpha-D-glucopyranose
acetic anhydride
2,3,4,6-tetra-O-acetyl-α-D-glucopyranosyl bromide
Conditions | Yield |
---|---|
Stage #1: alpha-D-glucopyranose; acetic anhydride With perchloric acid at 30 - 40℃; for 1h; Stage #2: With phosphorus; bromine at 20℃; Cooling with ice; Stage #3: With water at 20℃; for 3.16667h; | 90% |
With hydrogen bromide; acetic acid at 20℃; for 11h; | 89% |
With hydrogen bromide; acetic acid at 20℃; for 11h; | 85.88% |
alpha-D-glucopyranose
trifluoroacetic anhydride
1,2,3,4,6-penta-O-trifluoroacetyl-α-D-glucopyranose
Conditions | Yield |
---|---|
With pyridine at 20 - 25℃; for 3h; | 90% |
Conditions | Yield |
---|---|
With pyridine; dmap; dicyclohexyl-carbodiimide at 20℃; | 90% |
Conditions | Yield |
---|---|
With pyridine; dmap; dicyclohexyl-carbodiimide at 20℃; | 89% |
Conditions | Yield |
---|---|
Stage #1: alpha-D-glucopyranose In water Pyrolysis; Stage #2: With 5% active carbon-supported ruthenium; hydrogen at 80℃; under 67506.8 Torr; for 6h; Pressure; Autoclave; | 88.8% |
With 1% Ru/SiO2; hydrogen In water at 195℃; under 22502.3 - 63756.4 Torr; Inert atmosphere; |
Conditions | Yield |
---|---|
With pyridine; dmap In dichloromethane at 0 - 20℃; for 20.5h; Inert atmosphere; | 88.3% |
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