439896
  -OEChem-03010813462D

 13 12  0     0  0  0  0  0  0999 V2000
    0.3744    0.0299    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
   -0.3955    0.7400    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    1.1944    0.7400    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
   -0.3955    0.0299    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.1944    0.0299    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   -1.3255    0.0299    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.9544    0.0299    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   -2.0955    0.0299    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    3.1744    0.0299    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   -3.1765    0.0299    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   -2.0955   -0.8100    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    3.1744   -0.8100    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    3.9354    0.0299    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
  1  4  1  0  0  0  0
  1  5  1  0  0  0  0
  2  4  2  0  0  0  0
  3  5  2  0  0  0  0
  4  6  1  0  0  0  0
  5  7  1  0  0  0  0
  6  8  2  0  0  0  0
  7  9  2  0  0  0  0
  8 10  1  0  0  0  0
  8 11  1  0  0  0  0
  9 12  1  0  0  0  0
  9 13  1  0  0  0  0
M  END
> <PUBCHEM_COMPOUND_ID_TYPE>
0

> <PUBCHEM_TOTAL_CHARGE>
0

> <PUBCHEM_SUBSTANCE_ID>
439896

> <PUBCHEM_SUBSTANCE_VERSION>
2

> <PUBCHEM_EXT_DATASOURCE_NAME>
DTP/NCI

> <PUBCHEM_EXT_DATASOURCE_REGID>
165785

> <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>
2-Butenoic acid, 3-methyl-, anhydride
3-Methyl-2-butenoic acid anhydride
34876-10-3
Crotonic acid, 3-methyl-, anhydride
NSC165785

> <PUBCHEM_GENERIC_REGISTRY_NAME>
34876-10-3

> <PUBCHEM_XREF_EXT_ID>
165785

> <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=165785

> <PUBCHEM_CID_ASSOCIATIONS>
98789  1

$$$$