Conditions | Yield |
---|---|
With (S)-(+)-5,5’-bis[di(3,5-di-tert-butyl-4-methoxyphenyl)phosphino]-4,4’-bi-1,3-benzodioxole; dichloro(benzene)ruthenium(II) dimer; hydrogen In methanol at 100℃; for 17h; Autoclave; diastereoselective reaction; | 88% |
Conditions | Yield |
---|---|
With hydrogen In water; isopropyl alcohol at 109.84℃; under 2400.24 Torr; for 3h; Autoclave; | 87% |
With sodium borate; water Hydrogenation; | |
With platinum(IV) oxide; water at 25℃; under 1471.02 - 2206.5 Torr; Hydrogenation; |
per-O-trimethylsilyl-D-galactopyranoside
D-galactitol
Conditions | Yield |
---|---|
Stage #1: per-O-trimethylsilyl-D-galactopyranoside With bis(pentafluorophenyl)borinic acid; 1,1,3,3-tetramethyldisilazane In 1,4-dioxane at 25℃; for 240h; Inert atmosphere; Glovebox; Stage #2: In methanol Inert atmosphere; Glovebox; chemoselective reaction; | 84% |
1,2-3,4-5,6-tri-O-isopropylidene-D-mannitol
A
D-galactitol
B
3,4-O-isopropylidene-D-mannitol
Conditions | Yield |
---|---|
With acetic acid at 40℃; for 1.5h; | A n/a B 82% |
6-bromo-6-deoxy-D-galactitol
A
D-galactitol
B
1,4-anhydro-DL-galactitol
Conditions | Yield |
---|---|
In water for 3h; Heating; | A 9% B 82% |
D-Galactose
A
D-galactitol
C
(3R,4R,5S)-2-Hydroxymethyl-tetrahydro-pyran-3,4,5-triol
Conditions | Yield |
---|---|
With sodium dicyanodihydridoborate In trifluoroacetic acid at 100℃; for 40h; | A 65% B 25% C 11% |
D-galactitol
Conditions | Yield |
---|---|
With sodium tetrahydroborate In water; dimethyl sulfoxide at 0℃; for 18h; | 62% |
1,2-5,6-dianhydrogalactitol
A
D-galactitol
B
1,5-anhydro-DL-galactitol
Conditions | Yield |
---|---|
In water for 6h; Heating; | A 11% B 31% |
Conditions | Yield |
---|---|
With hydrogen In water; isopropyl alcohol at 109.84℃; under 2400.24 Torr; for 3h; Reagent/catalyst; Solvent; Autoclave; | A 15% B n/a C n/a |
hex-3c-ene-1,2,5,6-tetraol
A
allitol
B
D-galactitol
Conditions | Yield |
---|---|
With sodium hydroxide; platinum unter Ausschluss von Luft; | |
With sodium hydroxide; nickel | |
With sodium hydroxide; nickel | |
With sodium hydroxide; platinum unter Ausschluss von Luft; |
aldehydo-L-Galactose
D-galactitol
Conditions | Yield |
---|---|
With sodium amalgam |
Conditions | Yield |
---|---|
With sodium borate; water; boric acid unter Zusatz eines sauren Kationen-Austauschers und anschliessendes Behandeln mit wss.Natronlauge; |
Conditions | Yield |
---|---|
With sodium amalgam | |
With nickel(II) oxide; ethanol; nickel Hydrogenation; | |
With nickel(II) oxide; ethanol; nickel at 130 - 135℃; under 56240 Torr; |
2-amino-2-deoxy-D-galacticol
A
2-Deoxy-D-lyxo-hexitol
B
D-galactitol
C
2-deoxy-2-hydroxymethyl-3,4-threo-pentitol
D
2-deoxy-D-xylo-hexitol
Conditions | Yield |
---|---|
With sodium cyanoborohydride; sodium nitrite Product distribution; 1.) H2O, glacial CH3CO2H, 1 h; 2.) r.t., 1 h; |
D-galactitol
(2R,3R)-3-((4R,5S)-5-Benzyloxymethyl-2,2-dimethyl-[1,3]dioxolan-4-yl)-2,3-dihydroxy-propionic acid methyl ester
D-galactitol
Conditions | Yield |
---|---|
Multistep reaction; |
Lactose
A
D-Glucose
B
D-Galactose
C
D-sorbitol
D
D-galactitol
Conditions | Yield |
---|---|
With hydrogen; nickel In water at 120℃; under 77572.2 Torr; for 4h; Product distribution; var. reaction times, var. hydrogen pressure, var. catalyst amount, var. temperature; also lactulose; |
hex-3c-ene-1,2,5,6-tetraol
A
allitol
B
D-galactitol
A
D-galactitol
Conditions | Yield |
---|---|
With formic acid; dihydrogen peroxide Erwaermen des Reaktionsprodukts mit wss.Salzsaeure enthaltendem Aethanol; |
Conditions | Yield |
---|---|
With sodium amalgam |
Conditions | Yield |
---|---|
Reduktion des Lactons; |
Conditions | Yield |
---|---|
unter Ausschluss von Sauerstoff; |
(2R,3S,4R,5S)-2,3,4,5-Tetrahydroxy-hexanedioic acid diethyl ester
A
D-galactitol
Conditions | Yield |
---|---|
Verseifung; |
Conditions | Yield |
---|---|
Verseifung; |
Conditions | Yield |
---|---|
With hydrogenchloride In methanol for 1h; Hydrolysis; Heating; |
D-galactitol
LACTIC ACID
Conditions | Yield |
---|---|
With barium hydroxide octahydrate In methanol at 140℃; for 12h; Inert atmosphere; Sealed tube; | 99% |
With H2O*Ba8H16O16 In methanol at 140℃; for 12h; Sealed tube; | 99 %Chromat. |
Conditions | Yield |
---|---|
With pyridine for 1.5h; Reflux; | 91% |
With pyridine at 20℃; for 168h; | 89% |
In pyridine at 100℃; for 12h; | 78% |
With pyridine; dmap for 48h; Ambient temperature; | 69% |
With dmap; triethylamine In N,N-dimethyl-formamide at 20℃; for 24h; Etherification; tritylation; |
D-galactitol
phenylcarbonochloridothioate
galactitol-1,2:5,6-bis-thionocarbonate
Conditions | Yield |
---|---|
Stage #1: D-galactitol With di(n-butyl)tin oxide In toluene Stage #2: phenylcarbonochloridothioate In chloroform at 20℃; for 4h; | 90% |
Stage #1: D-galactitol With di(n-butyl)tin oxide In 1,4-dioxane Heating; Stage #2: phenylcarbonochloridothioate In chloroform at 20℃; for 4h; | 90% |
D-galactitol
Conditions | Yield |
---|---|
With pyridine hydrochloride at 150℃; for 18h; | 80% |
D-galactitol
L-tagatose
Conditions | Yield |
---|---|
With galactitol dehydrogenase; sodium pyruvate; NAD; tris hydrochloride; magnesium chloride; lactate dehydrogenase at 30℃; pH 8.5; | 78% |
Conditions | Yield |
---|---|
With sulfonated polystyrene cation exchange resin CAT600 at 40℃; for 3h; Green chemistry; | 76% |
D-galactitol
mono-4-methoxytrityl chloride
1,6-bis[(p-methoxyphenyl)(diphenyl)methyl]-galactitol
Conditions | Yield |
---|---|
With dmap In pyridine at 20℃; for 48h; Substitution; | 74% |
Conditions | Yield |
---|---|
With triethylammonium acetate at 20℃; for 3h; | 72% |
With pyridine at 22℃; for 16h; Yield given; | |
With pyridine for 2h; Heating; | |
With pyridine |
D-galactitol
diethyl 3,3-diethoxypropylphosphonate
1,3:4,6-di-O-(3-diethoxyphosphinylpropylidene)galactitol
Conditions | Yield |
---|---|
With hydrogenchloride for 168h; Ambient temperature; | 72% |
D-galactitol
[ReCl3(η(1)-NNC5H4NH)(η(2)-HNNC5H4N)]
Conditions | Yield |
---|---|
With Et3N In ethanol stirring and refluxing overnight (pptn.); evapn., washing (Et2O, CH2Cl2, water), collection (filtration), drying in air; elem. anal.; | 72% |
Conditions | Yield |
---|---|
In acetone under ar atm. to soln. (PtMe3(Me2CO)3)BF4 in acetone was added D-mannitol in acetone and stirred for 12 h; react. mixt. was cooled to -50°C and filtered, hexane was added, ppt. was filtered, washed with Et2O, and dried in vacuo; elem. anal.; | A 67% B 29% |
Conditions | Yield |
---|---|
In water at 276.84℃; for 10h; Kinetics; Temperature; | A n/a B 62.4% |
D-galactitol
dibromodulcitol
Conditions | Yield |
---|---|
With hydrogen bromide; acetic acid In water at 20 - 50℃; under 750.075 Torr; for 26h; Reagent/catalyst; Temperature; Pressure; Inert atmosphere; Large scale; | 61% |
With hydrogen bromide; acetic acid In water at 40℃; for 15h; pH=2.5; Temperature; pH-value; Reagent/catalyst; | 55% |
With hydrogen bromide; acetic acid In propionic acid at 30℃; for 15h; pH=2; Temperature; pH-value; Solvent; Large scale; | 55% |
D-galactitol
Conditions | Yield |
---|---|
With 1-Phenylbut-1-en-3-one; rhodium hydrido (PEt3)3 complex In N,N-dimethyl-formamide Heating; | 60% |
D-galactitol
2,2-dimethoxy-propane
2,3;4,5-diisopropylidene-1,6-dihydroxy-D,L-galactiol
Conditions | Yield |
---|---|
With camphor-10-sulfonic acid In benzene for 17.5h; Heating; | 57% |
D-galactitol
Bromoacetaldehyde diethyl acetal
1,3:4,6-di-O-(2-bromoethylidene)-D-galactitol
Conditions | Yield |
---|---|
With hydrogenchloride for 14h; Ambient temperature; | 54% |
D-galactitol
acetic anhydride
benzyl bromide
A
Dulcit-hexa-O-acetat
Conditions | Yield |
---|---|
Stage #1: D-galactitol With bis(tri-n-butyltin)oxide In toluene for 5h; Heating; Stage #2: benzyl bromide at 70℃; for 30h; Stage #3: acetic anhydride With pyridine at 20℃; | A 25% B 47% C 21% |
D-galactitol
acetone
A
2,3;4,5-diisopropylidene-1,6-dihydroxy-D,L-galactiol
2,3;5,6-di-O-isopropylidene-1,4-dihydroxy-D-galactitol
Conditions | Yield |
---|---|
With hydrogenchloride at 20℃; for 24h; | A 36% B 41% |
With sulfuric acid; copper(II) sulfate for 65h; Ambient temperature; Yield given; Yields of byproduct given; |
D-galactitol
2,2-dimethoxy-propane
B
1,2:5,6-di-O-isopropylidenegalactitol
C
2,3;4,5-diisopropylidene-1,6-dihydroxy-D,L-galactiol
2,3;5,6-di-O-isopropylidene-1,4-dihydroxy-D-galactitol
Conditions | Yield |
---|---|
With pyridinium p-toluenesulfonate In dimethyl sulfoxide at 90 - 95℃; for 1h; Further byproducts given; | A 4% B 35% C n/a D n/a |
D-galactitol
Conditions | Yield |
---|---|
With phosphorus trichloride In 1,4-dioxane at 55 - 60℃; for 25h; | A 30% B n/a |
D-galactitol
Conditions | Yield |
---|---|
With sodium dicyanodihydridoborate In trifluoroacetic acid at 100℃; for 40h; | 25% |
D-galactitol
1,4-anhydro-DL-galactitol
Conditions | Yield |
---|---|
With sulfuric acid In water at 140℃; under 15 Torr; for 0.5h; | 23% |
The Galactitol, with CAS registry number 608-66-2, belongs to the following product categories: (1)Miscellaneous Natural Products; (2)Biochemistry; (3)Galactose; (4)Sugar Alcohols; (5)Sugars; (6)Dextrins、Sugar & Carbohydrates. It has the systematic name of D-galactitol. The main use of this chemical is for medical treatment and bacteriology research. And this chemical is produced from galactose in a reaction catalyzed by aldose reductase. What's more, its EINECS is 200-061-5.
Physical properties of Galactitol: (1)ACD/LogP: -4.67; (2)# of Rule of 5 Violations: 1; (3)ACD/LogD (pH 5.5): -4.67; (4)ACD/LogD (pH 7.4): -4.67; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 1; (8)ACD/KOC (pH 7.4): 1; (9)#H bond acceptors: 6; (10)#H bond donors: 6; (11)#Freely Rotating Bonds: 11; (12)Polar Surface Area: 55.38 Å2; (13)Index of Refraction: 1.597; (14)Molar Refractivity: 38.89 cm3; (15)Molar Volume: 114.1 cm3; (16)Polarizability: 15.41×10-24cm3; (17)Surface Tension: 99.8 dyne/cm; (18)Density: 1.596 g/cm3; (19)Flash Point: 292.5 °C; (20)Enthalpy of Vaporization: 87.81 kJ/mol; (21)Boiling Point: 494.9 °C at 760 mmHg; (22)Vapour Pressure: 7.22E-12 mmHg at 25°C.
When you are using this chemical, please be cautious about it as the following:
The Galactitol irritates to eyes, respiratory system and skin. When use it, wear suitable protective clothing, gloves and eye/face protection. If contact with eyes, rinse immediately with plenty of water and seek medical advice. You should keep its container dry and avoid contact with skin and eyes.
You can still convert the following datas into molecular structure:
(1)SMILES: O[C@H]([C@@H](O)CO)[C@@H](O)[C@H](O)CO
(2)InChI: InChI=1/C6H14O6/c7-1-3(9)5(11)6(12)4(10)2-8/h3-12H,1-2H2/t3-,4+,5+,6-
(3)InChIKey: FBPFZTCFMRRESA-GUCUJZIJBM
(4)Std. InChI: InChI=1S/C6H14O6/c7-1-3(9)5(11)6(12)4(10)2-8/h3-12H,1-2H2/t3-,4+,5+,6-
(5)Std. InChIKey: FBPFZTCFMRRESA-GUCUJZIJSA-N
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