D-GALACTONO-1,4-LACTONE

D-GALACTONO-1,4-LACTONE
  • CAS No.:2782-07-2
Other grades of this product :
D-GALACTONO-1,4-LACTONE Basic information
Product Name:D-GALACTONO-1,4-LACTONE
Synonyms:1,4-D-Galactonolactone;Galactonic acid, gamma-lactone, D-;GALACTONO-1,4-LACTONE, D-;GAMMA-D-GALACTONOLACTONE;D(-)-GALACTONIC ACID GAMMA-LACTONE;D-GALACTONO-1,4-LACTONE;D(-)-GALACTONO-GAMMA-LACTONE;D-GALACTONO-GAMMA-LACTONE
CAS:2782-07-2
MF:C6H10O6
MW:178.14
EINECS:220-484-9
Product Categories:
Mol File:2782-07-2.mol
D-GALACTONO-1,4-LACTONE Chemical Properties
Melting point 137°C
Boiling point 467.9±18.0 °C(Predicted)
density 1.766±0.06 g/cm3(Predicted)
pka12.06±0.60(Predicted)
CAS DataBase Reference2782-07-2(CAS DataBase Reference)
EPA Substance Registry SystemD-Galactonic acid, .gamma.-lactone (2782-07-2)
Safety Information
Safety Statements 22-24/25
HS Code 29322090
MSDS Information
D-GALACTONO-1,4-LACTONE Usage And Synthesis
UsesD-Galactono-1,4-lactone was used in carbohydrate research as an elution compound for the purification process of exo-β-D-galactofuranosidase enzyme.
DefinitionChEBI: A galactonolactone derived from D-galactonic acid.
Purification MethodsCrystallise the lactone from EtOH, aqueous EtOH, MeOH or EtOAc. It is also purified by passage through a column of Amberlite IR-120 (H+ form), and the effluent and washings are then freeze-dried [Wolfrom & Thompson Methods in Carbohydrate Chemistry I 67 1963, Academic Press]. The 5,6-O-isopropylidene-D-galactono-1,4-lactone is purified by chromatography (EtOAc) and has m 165-167o (from EtOH/hexane), and 167.5-168.5o (from Me2CO/*C6H6) [NMR: Copel & Stick Aust J Chem 31 1371 1978.] [Beilstein 18 III/IV 3026, 18/5 V 18.]
D-GALACTONO-1,4-LACTONE Preparation Products And Raw materials

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