Wikipedia:  

(R)-(-)-Pantolactone

Pantoic acid gamma-lactone; (3R)-Dihydro-3-hydroxy-4,4-dimethyl-2(3H)-Furanone; (R)-Pantoyl lactone; (R)-Pantolactone
Molecular Formula
C6 H10 O3
Natural Isotopic Abundance Mass
130.1418
Mono-Isotopic Molecular Masses
C12N14:   130.0629941873
C13N14:   136.0831232141
C12N15:   130.0629941873
C13N15:   136.0831232141
(R)-(-)-Pantolactone image
(R)-(-)-Pantolactone
InCHi String:
InChI=1S/C6H10O3/c1-6(2)3-9-5(8)4(6)7/h4,7H,3H2,1-2H3/t4-/m0/s1

canonical SMILES:
CC1(COC(=O)C1O)C
isomeric SMILES:
CC1(COC(=O)[C@@H]1O)C


PUBCHEM iupac NAME
(3R)-3-hydroxy-4,4-dimethyloxolan-2-one

PUBCHEM iupac TRADITIONAL NAME: PUBCHEM iupac OPENEYE NAME
(3R)-3-hydroxy-4,4-dimethyl-tetrahydrofuran-2-one

PUBCHEM iupac CAS NAME
(3R)-3-hydroxy-4,4-dimethyl-2-tetrahydrofuranone

PUBCHEM iupac SYSTEMATIC NAME
(3R)-3-hydroxy-4,4-dimethyl-oxolan-2-one



PubChem Substance (SID):   85165175   24854272   36883602
PubChem Compound (CID):   439368
KEGG: Compound ID   C01012
CAS Registry IDs:   599-04-2
PDB Chemical Component   n/a
Miscellaneous Databases and IDs:   Sigma-Aldrich 237817_ALDRICH   ChemSpider 388488   NMRShiftDB 20055544   ZINC ZINC00155364

Reference data were obtained primarily from the PubChem database.

Three dimensional molecular rendering uses Jmol.