Wikipedia:  

D-Galactono-1,4-lactone

gamma-D-Galactonolactone; D-Galactono-1,4-lactone
Molecular Formula
C6 H10 O6
Natural Isotopic Abundance Mass
178.14
Mono-Isotopic Molecular Masses
C12N14:   178.047738054
C13N14:   184.06786708
C12N15:   178.047738054
C13N15:   184.06786708
D-Galactono-1,4-lactone image
D-Galactono-1,4-lactone
InCHi String:
InChI=1S/C6H10O6/c7-1-2(8)5-3(9)4(10)6(11)12-5/h2-5,7-10H,1H2/t2-,3-,4-,5-/m1/s1

isomeric SMILES:
C([C@H]([C@@H]1[C@@H]([C@H](C(=O)O1)O)O)O)O
canonical SMILES:
C(C(C1C(C(C(=O)O1)O)O)O)O


IUPAC: IUPAC systematic
(3R,4S,5R)-5-[(1R)-1,2-dihydroxyethyl]-3,4-dihydroxy-oxolan-2-one

IUPAC traditional: IUPAC cas: IUPAC openeye
(3R,4S,5R)-5-[(1R)-1,2-dihydroxyethyl]-3,4-dihydroxy-tetrahydrofuran-2-one



PubChem Substance (SID):   85164970   6218
PubChem Compound (CID):   439994
KEGG: Compound ID   C03383
CAS Registry IDs:   2782-07-2
PDB Chemical Component   n/a
Miscellaneous Databases and IDs:   CHEBI 15895

Reference data were obtained primarily from the PubChem database.

Three dimensional molecular rendering uses Jmol.