155508
  -OEChem-02060822392D

 11 10  0     0  0  0  0  0  0999 V2000
    0.0034    0.6931    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    1.3207   -1.5897    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
   -1.3172   -1.5897    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    1.3207   -0.0690    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   -1.3172   -0.0690    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.6552    0.6931    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   -2.6586    0.6931    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    3.9897   -0.0690    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   -3.9931   -0.0690    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    5.3310    0.6931    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   -5.3310    0.6931    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
  9 11  1  0  0  0  0
M  END
> <PUBCHEM_COMPOUND_ID_TYPE>
0

> <PUBCHEM_TOTAL_CHARGE>
0

> <PUBCHEM_SUBSTANCE_ID>
155508

> <PUBCHEM_SUBSTANCE_VERSION>
3

> <PUBCHEM_EXT_DATASOURCE_NAME>
ChemIDplus

> <PUBCHEM_EXT_DATASOURCE_REGID>
000623687

> <PUBCHEM_SUBSTANCE_SYNONYM>
2-Butenoic acid, anhydride
2-Butenoic anhydride
623-68-7
Anhydrid kyseliny krotonove [Czech]
CROTONIC ANHYDRIDE
Crotonic acid anhydride
EINECS 210-807-1
HSDB 2815
NSC 97397

> <PUBCHEM_GENERIC_REGISTRY_NAME>
623-68-7

> <PUBCHEM_XREF_EXT_ID>
000623687

> <PUBCHEM_EXT_DATASOURCE_URL>
http://chem.sis.nlm.nih.gov/chemidplus/

> <PUBCHEM_EXT_SUBSTANCE_URL>
http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced&regno=000623687

> <PUBCHEM_CID_ASSOCIATIONS>
6049834  1

$$$$