9261
1
2
3
4
5
6
7
8
9
10
7
7
6
6
6
6
1
1
1
1
1
1
2
2
3
3
4
5
5
6
3
5
4
6
4
7
8
6
9
10
2
1
2
1
1
1
1
2
1
1
1
5
255
1
2
3
4
5
6
7
8
9
10
2.866
2.866
2
2
3.732
3.732
1.4631
1.4631
4.269
4.269
-1
1
-0.5
0.5
-0.5
0.5
-0.81
0.81
-0.81
0.81
8
8
8
8
8
8
1
1
2
2
3
5
3
5
4
6
4
6
0
Compound
Canonicalized
5
2011.04.04
1
Compound Complexity
7
E_COMPLEXITY
3.384
Cactvs
xemistry.com
2011.09.13
26.5
Count
Hydrogen Bond Acceptor
5
E_NHACCEPTORS
3.384
Cactvs
xemistry.com
2011.09.13
2
Count
Hydrogen Bond Donor
5
E_NHDONORS
3.384
Cactvs
xemistry.com
2011.09.13
0
Count
Rotatable Bond
5
E_NROTBONDS
3.384
Cactvs
xemistry.com
2011.09.13
0
Fingerprint
SubStructure Keys
16
extended 2
E_SCREEN
3.384
Cactvs
xemistry.com
2011.09.13
00000371806300000000000000000000000000000000000000002C0000000000000000018000001C00000000000000C102042C8012081000A000102744000080241112200840001830000040400000001000000000008000000000000000000000000000000000000000000000000000000000
IUPAC Name
Allowed
1
2.0.2
LexiChem
openeye.com
2011.09.13
pyrazine
IUPAC Name
CAS-like Style
1
2.0.2
LexiChem
openeye.com
2011.09.13
pyrazine
IUPAC Name
Preferred
1
2.0.2
LexiChem
openeye.com
2011.09.13
pyrazine
IUPAC Name
Systematic
1
2.0.2
LexiChem
openeye.com
2011.09.13
pyrazine
IUPAC Name
Traditional
1
2.0.2
LexiChem
openeye.com
2011.09.13
pyrazine
InChI
Standard
1
1.0.3
InChI
nist.gov
2011.09.13
InChI=1S/C4H4N2/c1-2-6-4-3-5-1/h1-4H
InChIKey
Standard
1
1.0.3
InChI
nist.gov
2011.09.13
KYQCOXFCLRTKLS-UHFFFAOYSA-N
Log P
XLogP3
7
3.0
sioc-ccbg.ac.cn
2011.09.13
-0.2
Mass
Exact
7
2.1
PubChem
ncbi.nlm.nih.gov
2011.09.13
80.037448
Molecular Formula
1
2.1
PubChem
ncbi.nlm.nih.gov
2011.09.13
C4H4N2
Molecular Weight
7
2.1
PubChem
ncbi.nlm.nih.gov
2011.09.13
80.08796
SMILES
Canonical
1
1.7.4
OEChem
openeye.com
2011.09.13
C1=CN=CC=N1
SMILES
Isomeric
1
1.7.4
OEChem
openeye.com
2011.09.13
C1=CN=CC=N1
Topological
Polar Surface Area
7
E_TPSA
3.384
Cactvs
xemistry.com
2011.09.13
25.8
Weight
MonoIsotopic
7
2.1
PubChem
ncbi.nlm.nih.gov
2011.09.13
80.037448
6
0
0
0
0
0
0
0
1
1