Mrv1533004171504492D          

 19 21  0  0  0  0            999 V2000
    0.7145   -2.8875    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    1.4289   -2.4750    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.4289   -1.6500    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.1434   -1.2375    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
    2.8579   -1.6500    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    3.5724   -1.2375    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    3.5724   -0.4125    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    4.2868   -1.6500    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    5.0013   -1.2375    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    5.7158   -1.6500    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    5.7158   -2.4750    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    5.0013   -2.8875    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    4.2868   -2.4750    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    3.5724   -2.8875    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    3.5724   -3.7125    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    2.8579   -2.4750    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.1434   -2.8875    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.1434   -3.7125    0.0000 O   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
  3  4  1  0  0  0  0
  4  5  1  0  0  0  0
  4  6  2  0  0  0  0
  6  7  1  0  0  0  0
  7  8  2  0  0  0  0
  7  9  1  0  0  0  0
  9 10  2  0  0  0  0
 10 11  1  0  0  0  0
 11 12  2  0  0  0  0
 12 13  1  0  0  0  0
 13 14  2  0  0  0  0
  9 14  1  0  0  0  0
 14 15  1  0  0  0  0
 15 16  2  0  0  0  0
 15 17  1  0  0  0  0
  6 17  1  0  0  0  0
 17 18  2  0  0  0  0
  2 18  1  0  0  0  0
 18 19  1  0  0  0  0
M  END
> <DATABASE_ID>
CHEM016403

> <DATABASE_NAME>
chemdb

> <SMILES>
OC1=CC(O)=C2C(=O)C3=CC=CC=C3C(=O)C2=C1O

> <INCHI_IDENTIFIER>
InChI=1S/C14H8O5/c15-8-5-9(16)14(19)11-10(8)12(17)6-3-1-2-4-7(6)13(11)18/h1-5,15-16,19H

> <INCHI_KEY>
BBNQQADTFFCFGB-UHFFFAOYSA-N

> <FORMULA>
C14H8O5

> <MOLECULAR_WEIGHT>
256.213

> <EXACT_MASS>
256.037173358

> <JCHEM_ACCEPTOR_COUNT>
5

> <JCHEM_ATOM_COUNT>
27

> <JCHEM_AVERAGE_POLARIZABILITY>
24.209401615726723

> <JCHEM_BIOAVAILABILITY>
1

> <JCHEM_DONOR_COUNT>
3

> <JCHEM_FORMAL_CHARGE>
0

> <JCHEM_GHOSE_FILTER>
1

> <JCHEM_IUPAC>
1,2,4-trihydroxy-9,10-dihydroanthracene-9,10-dione

> <ALOGPS_LOGP>
2.67

> <JCHEM_LOGP>
3.3080101096666663

> <ALOGPS_LOGS>
-2.69

> <JCHEM_MDDR_LIKE_RULE>
0

> <JCHEM_NUMBER_OF_RINGS>
3

> <JCHEM_PHYSIOLOGICAL_CHARGE>
0

> <JCHEM_PKA>
9.538039790839939

> <JCHEM_PKA_STRONGEST_ACIDIC>
7.593890292891431

> <JCHEM_PKA_STRONGEST_BASIC>
-5.279717987740255

> <JCHEM_POLAR_SURFACE_AREA>
94.83

> <JCHEM_REFRACTIVITY>
67.09370000000001

> <JCHEM_ROTATABLE_BOND_COUNT>
0

> <JCHEM_RULE_OF_FIVE>
1

> <ALOGPS_SOLUBILITY>
5.18e-01 g/l

> <JCHEM_TRADITIONAL_IUPAC>
purpurin

> <JCHEM_VEBER_RULE>
0

> <NAME>
Purpurin

> <CAS>
81-54-9

> <SYNONYMS>
1,2,4-trihydroxy-9,10-dihydroanthracene-9,10-dione

$$$$