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CAS No.: | 644-76-8 |
---|---|
Name: | 1,6-ANHYDRO-BETA-D-GALACTOPYRANOSE |
Article Data: | 27 |
Molecular Structure: | |
Formula: | C6H10O5 |
Molecular Weight: | 162.142 |
Synonyms: | Galactopyranose,1,6-anhydro-, b-D-(6CI,8CI);1,6-Anhydro-b-D-galactopyranose;D-Galactosan;Levogalactosan;NSC 1376; |
EINECS: | 1312995-182-4 |
Density: | 1.688 g/cm3 |
Melting Point: | 226 °C |
Boiling Point: | 383.8 °C at 760 mmHg |
Flash Point: | 185.9 °C |
Hazard Symbols: | Xn |
Risk Codes: | 20/21/22-36/37/38 |
Safety: | 26-36 |
PSA: | 79.15000 |
LogP: | -2.17580 |
D-Galactose
1,6-anhydro-β-D-galactopyranose
Conditions | Yield |
---|---|
With 2-chloro-1,3-dimethylimidazolinium chloride; triethylamine In water at 0℃; for 0.25h; | 99% |
Conditions | Yield |
---|---|
With sodium hydroxide for 120h; Heating; | 95% |
With sodium hydroxide In water for 120h; Heating; | 95% |
Pentachlorophenyl 2,3,4,6-tetra-O-acetyl-β-D-galactose
1,6-anhydro-β-D-galactopyranose
Conditions | Yield |
---|---|
With potassium hydroxide for 1h; Heating; | 75% |
1,6-anhydro-2,3,4-tri-O-benzyl-β-D-galactopyranose
A
1,6-anhydro-3-O-benzoyl-2-O-benzyl-β-D-galactopyranose
B
1,6-anhydro-3-O-benzoyl-β-D-galactopyranose
C
1,6-anhydro-3,4-di-O-benzyl-β-D-galactopyranose
D
1,6-anhydro-β-D-galactopyranose
Conditions | Yield |
---|---|
palladium on activated charcoal In isopropyl alcohol for 5h; Heating; further O-benzyl protecting 1,6-anhydrohexoses, various reaction time; | A n/a B 70% C 40% D n/a |
1,6-anhydro-2,3,4-tri-O-benzyl-β-D-galactopyranose
A
1,6-anhydro-3-O-benzoyl-β-D-galactopyranose
B
1,6-anhydro-β-D-galactopyranose
Conditions | Yield |
---|---|
palladium on activated charcoal In isopropyl alcohol for 5h; Heating; | A 70% B n/a |
With isopropyl alcohol; palladium on activated charcoal for 5h; Heating; | A 70% B n/a |
Conditions | Yield |
---|---|
With ammonium hydroxide In methanol for 15h; Ambient temperature; | 59% |
With sodium methylate |
3-(β-D-galactopyranosyloxy)-2-furanyl methyl ketone
1,6-anhydro-β-D-galactopyranose
Conditions | Yield |
---|---|
With pyrrolidine; triethylamine In ethanol at 79 - 80℃; for 24h; | 41% |
Conditions | Yield |
---|---|
at 360℃; under 0.1 Torr; |
D-Galactose
A
1,6-anhydro-β-D-galactopyranose
B
1,6-Anhydro-α-D-galactofuranose
Conditions | Yield |
---|---|
under 15 Torr; | |
With sulfuric acid | |
at 265 - 375℃; under 2 Torr; α-D-Galactopyranose; |
Conditions | Yield |
---|---|
at 360℃; under 0.1 Torr; β-D-Galactopyranose; |
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The CAS register number of 1,6-Anhydro-beta-D-galactose is 644-76-8. It also can be called as b-D-Galactopyranose, 1,6-anhydro- and the IUPAC name about this chemical is 6,8-dioxabicyclo[3.2.1]octane-2,3,4-triol. The molecular formula about this chemical is C6H10O5 and molecular weight is 162.14. It belongs to the following product categories which include 13C & 2H Sugars; Carbohydrates & Derivatives and so on.
Physical properties about 1,6-Anhydro-beta-D-galactose are: (1)ACD/LogP: -0.04; (2)ACD/LogD (pH 5.5): -0.04; (3)ACD/LogD (pH 7.4): -0.04; (4)ACD/BCF (pH 5.5): 1; (5)ACD/BCF (pH 7.4): 1; (6)ACD/KOC (pH 5.5): 22.6; (7)ACD/KOC (pH 7.4): 22.6; (8)#H bond acceptors: 5; (9)#H bond donors: 3; (10)#Freely Rotating Bonds: 3; (11)Polar Surface Area: 46.15Å2; (12)Index of Refraction: 1.619; (13)Molar Refractivity: 33.7 cm3; (14)Molar Volume: 95.9 cm3; (15)Polarizability: 13.36x10-24cm3; (16)Surface Tension: 70.6 dyne/cm; (17)Enthalpy of Vaporization: 73.13 kJ/mol; (18)Boiling Point: 383.8 °C at 760 mmHg; (19)Vapour Pressure: 1.81E-07 mmHg at 25°C.
When you are using this chemical, please be cautious about it as the following:
This chemical is harmful by inhalation or in contact with skin and if swallowed. It is irritating to eyes, respiratory system and skin. When you are using it, wear suitable protective clothing. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
You can still convert the following datas into molecular structure:
(1)SMILES: OC2C(O)C(O)C1OC2OC1
(2)InChI: InChI=1/C6H10O5/c7-3-2-1-10-6(11-2)5(9)4(3)8/h2-9H,1H2
(3)InChIKey: TWNIBLMWSKIRAT-UHFFFAOYAR
(4)Std. InChI: InChI=1S/C6H10O5/c7-3-2-1-10-6(11-2)5(9)4(3)8/h2-9H,1H2
(5)Std. InChIKey: TWNIBLMWSKIRAT-UHFFFAOYSA-N