Protocatechuic acid
  Mrv1572001071617312D          

 11 11  0  0  0  0            999 V2000
    0.0000    2.4750    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    0.7145    2.0625    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.4289    2.4750    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    0.7145    1.2375    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.4289    0.8250    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.4289    0.0000    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.1434   -0.4125    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    0.7145   -0.4125    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.7145   -1.2375    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    0.0000    0.0000    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.0000    0.8250    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
  1  2  1  0  0  0  0
  2  3  2  0  0  0  0
  2  4  1  0  0  0  0
  4  5  2  0  0  0  0
  5  6  1  0  0  0  0
  6  7  1  0  0  0  0
  6  8  2  0  0  0  0
  8  9  1  0  0  0  0
  8 10  1  0  0  0  0
 10 11  2  0  0  0  0
  4 11  1  0  0  0  0
M  END
> <DATABASE_ID>
DB03946

> <DATABASE_NAME>
drugbank

> <SMILES>
OC(=O)C1=CC(O)=C(O)C=C1

> <INCHI_IDENTIFIER>
InChI=1S/C7H6O4/c8-5-2-1-4(7(10)11)3-6(5)9/h1-3,8-9H,(H,10,11)

> <INCHI_KEY>
YQUVCSBJEUQKSH-UHFFFAOYSA-N

> <FORMULA>
C7H6O4

> <MOLECULAR_WEIGHT>
154.121

> <EXACT_MASS>
154.026608673

> <JCHEM_ACCEPTOR_COUNT>
4

> <JCHEM_ATOM_COUNT>
17

> <JCHEM_AVERAGE_POLARIZABILITY>
13.851000704716842

> <JCHEM_BIOAVAILABILITY>
1

> <JCHEM_DONOR_COUNT>
3

> <JCHEM_FORMAL_CHARGE>
0

> <JCHEM_GHOSE_FILTER>
0

> <JCHEM_IUPAC>
3,4-dihydroxybenzoic acid

> <ALOGPS_LOGP>
1.32

> <JCHEM_LOGP>
1.0236980806666667

> <ALOGPS_LOGS>
-1.10

> <JCHEM_MDDR_LIKE_RULE>
0

> <JCHEM_NUMBER_OF_RINGS>
1

> <JCHEM_PHYSIOLOGICAL_CHARGE>
-1

> <JCHEM_PKA>
9.401748678864411

> <JCHEM_PKA_STRONGEST_ACIDIC>
4.160229176821464

> <JCHEM_PKA_STRONGEST_BASIC>
-6.341303650784174

> <JCHEM_POLAR_SURFACE_AREA>
77.76

> <JCHEM_REFRACTIVITY>
37.275999999999996

> <JCHEM_ROTATABLE_BOND_COUNT>
1

> <JCHEM_RULE_OF_FIVE>
1

> <ALOGPS_SOLUBILITY>
1.24e+01 g/l

> <JCHEM_TRADITIONAL_IUPAC>
3,4-dihydroxybenzoic acid

> <JCHEM_VEBER_RULE>
0

> <DRUGBANK_ID>
DB03946

> <SECONDARY_ACCESSION_NUMBERS>
EXPT01187

> <DRUG_GROUPS>
experimental

> <GENERIC_NAME>
3,4-Dihydroxybenzoic Acid

$$$$