Structure #1
  Mrv0541 02241206592D          

  9  8  0  0  0  0            999 V2000
   -0.1914    0.7145    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.2375    0.7145    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.5230    1.1270    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.9520    1.1270    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.6664    0.7145    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.5230    1.9520    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    1.9520    1.9520    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    3.3809    1.1270    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    2.6664   -0.1105    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
  1  3  1  0  0  0  0
  2  3  1  0  0  0  0
  2  4  1  0  0  0  0
  3  6  1  0  0  0  0
  4  5  1  0  0  0  0
  4  7  2  0  0  0  0
  5  8  1  0  0  0  0
  5  9  2  0  0  0  0
M  END
> <DATABASE_ID>
M2MDB000938

> <DATABASE_NAME>
M2MDB

> <SMILES>
CC(O)CC(=O)C(O)=O

> <INCHI_IDENTIFIER>
InChI=1S/C5H8O4/c1-3(6)2-4(7)5(8)9/h3,6H,2H2,1H3,(H,8,9)

> <INCHI_KEY>
HFKQINMYQUXOCH-UHFFFAOYSA-N

> <FORMULA>
C5H8O4

> <MOLECULAR_WEIGHT>
132.1146

> <EXACT_MASS>
132.042258744

> <JCHEM_ACCEPTOR_COUNT>
4

> <JCHEM_AVERAGE_POLARIZABILITY>
11.939811955813818

> <JCHEM_BIOAVAILABILITY>
1

> <JCHEM_DONOR_COUNT>
2

> <JCHEM_FORMAL_CHARGE>
0

> <JCHEM_GHOSE_FILTER>
0

> <JCHEM_IUPAC>
4-hydroxy-2-oxopentanoic acid

> <ALOGPS_LOGP>
-0.67

> <JCHEM_LOGP>
-0.09778633166666663

> <ALOGPS_LOGS>
-0.06

> <JCHEM_MDDR_LIKE_RULE>
0

> <JCHEM_NUMBER_OF_RINGS>
0

> <JCHEM_PHYSIOLOGICAL_CHARGE>
-1

> <JCHEM_PKA>
15.499099279747792

> <JCHEM_PKA_STRONGEST_ACIDIC>
3.107208587421446

> <JCHEM_PKA_STRONGEST_BASIC>
-2.593847924747535

> <JCHEM_POLAR_SURFACE_AREA>
74.6

> <JCHEM_REFRACTIVITY>
28.8101

> <JCHEM_ROTATABLE_BOND_COUNT>
3

> <JCHEM_RULE_OF_FIVE>
1

> <ALOGPS_SOLUBILITY>
1.16e+02 g/l

> <JCHEM_TRADITIONAL_IUPAC>
4-hydroxy-2-oxopentanoic acid

> <JCHEM_VEBER_RULE>
0

> <MET_ID>
ECMDB20090

> <GENERIC_NAME>
4-Hydroxy-2-oxopentanoate

$$$$