68721
  -OEChem-03010813432D

  9  9  0     1  0  0  0  0  0999 V2000
   -1.2702   -0.1999    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
   -0.6702    0.8650    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    1.1792   -0.5279    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
   -0.0702   -0.1999    0.0000 C   0  0  3  0  0  0  0  0  0  0  0  0
   -0.6702    0.2359    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.6557   -0.0049    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   -0.2992   -0.9049    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   -1.0402   -0.9049    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.8468    0.7098    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
  1  5  1  0  0  0  0
  1  8  1  0  0  0  0
  2  5  2  0  0  0  0
  3  6  2  0  0  0  0
  4  5  1  0  0  0  0
  4  6  1  0  0  0  0
  4  7  1  0  0  0  0
  6  9  1  0  0  0  0
  7  8  1  0  0  0  0
M  END
> <PUBCHEM_COMPOUND_ID_TYPE>
0

> <PUBCHEM_TOTAL_CHARGE>
0

> <PUBCHEM_SUBSTANCE_ID>
68721

> <PUBCHEM_SUBSTANCE_VERSION>
2

> <PUBCHEM_EXT_DATASOURCE_NAME>
DTP/NCI

> <PUBCHEM_EXT_DATASOURCE_REGID>
2019

> <PUBCHEM_SUBSTANCE_COMMENT>
DTP/NCI from molfile.  Release-June 2007.
Structure Evaluation:Consistent with Molecular Formula.
Deposition record created from database webdb on host dtpiv1.ncifcrf.gov on Feb 22, 2008

> <PUBCHEM_SUBSTANCE_SYNONYM>
.alpha.-(2-Hydroxyethyl)acetoacetic acid .gamma.-lactone
.alpha.-Acetobutyrolactone
.alpha.-Acetyl-.gamma.-butyrolactone
.alpha.-Acetyl-.gamma.-hydroxybutyric acid .gamma.-lactone
.alpha.-Acetylbutyrolactone
2(3H)-Furanone, 3-acetyldihydro-
2-Acetyl-.gamma.-butyrolactone
2-Acetyl-4-hydroxybutyric acid .gamma.-lactone
2-Acetylbutyrolactone
2-Oxo-3-acetyltetrahydrofuran
3-Acetyl-2(3H)-4,5-dihydrofuranone
3-Acetyltetrahydro-2-furanone
517-23-7
NSC2019

> <PUBCHEM_GENERIC_REGISTRY_NAME>
517-23-7

> <PUBCHEM_XREF_EXT_ID>
2019

> <PUBCHEM_EXT_DATASOURCE_URL>
http://dtp.nci.nih.gov/

> <PUBCHEM_EXT_SUBSTANCE_URL>
http://dtp.nci.nih.gov/dtpstandard/servlet/dwindex?searchtype=NSC&outputformat=html&searchlist=2019

> <PUBCHEM_CID_ASSOCIATIONS>
10601  1

$$$$