154543
  -OEChem-02060822392D

  5  4  0     0  0  0  0  0  0999 V2000
   -0.5310   -0.0034    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.7966    0.7690    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   -1.8690    0.7690    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   -0.5310   -1.5310    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.1310   -0.0034    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
  1  2  1  0  0  0  0
  1  3  1  0  0  0  0
  1  4  1  0  0  0  0
  2  5  2  0  0  0  0
M  END
> <PUBCHEM_COMPOUND_ID_TYPE>
0

> <PUBCHEM_TOTAL_CHARGE>
0

> <PUBCHEM_SUBSTANCE_ID>
154543

> <PUBCHEM_SUBSTANCE_VERSION>
3

> <PUBCHEM_EXT_DATASOURCE_NAME>
ChemIDplus

> <PUBCHEM_EXT_DATASOURCE_REGID>
000563451

> <PUBCHEM_SUBSTANCE_SYNONYM>
1-Butene, 3-methyl-
2-Methyl-3-butene
3-METHYL-1-BUTENE
3-Methyl-1-butene [UN2561]  [Flammable liquid]
3-Methylbut-1-ene
563-45-1
EINECS 209-249-1
HSDB 5696
Isopentene
Isopropylethylene
UN2561
Vinylisopropyl
alpha-Isoamylene

> <PUBCHEM_GENERIC_REGISTRY_NAME>
563-45-1

> <PUBCHEM_XREF_EXT_ID>
000563451

> <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=000563451

> <PUBCHEM_CID_ASSOCIATIONS>
11239  1

$$$$