Mrv0541 10301309402D          

 23 25  0  0  0  0            999 V2000
    0.9501   -0.2075    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.9501   -1.0324    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.2356    0.2050    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.2356   -1.4449    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   -0.4788   -0.2075    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   -0.4788   -1.0324    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.3790   -0.2075    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.3790   -1.0324    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.6645    0.2050    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.6645   -1.4449    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    3.8080   -1.0324    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    3.0935    0.2050    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    3.0935   -1.4449    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    4.5225   -1.4450    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.6645    1.0300    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    0.2356    1.0300    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.9501    1.4425    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
   -0.4789    1.4424    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
   -1.1933    0.2050    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
   -1.1933   -1.4449    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    3.8079   -0.2075    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    3.0935    1.0300    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    3.8079    1.4425    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
  3  1  2  0  0  0  0
  4  2  2  0  0  0  0
  5  3  1  0  0  0  0
  6  4  1  0  0  0  0
  6  5  2  0  0  0  0
  9  7  1  0  0  0  0
 10  8  1  0  0  0  0
  1  9  1  0  0  0  0
  2 10  1  0  0  0  0
  2  1  1  0  0  0  0
  7 12  1  0  0  0  0
  8 13  1  0  0  0  0
  8  7  2  0  0  0  0
 11 14  1  0  0  0  0
  9 15  2  0  0  0  0
  3 16  1  0  0  0  0
 16 17  1  0  0  0  0
 16 18  2  0  0  0  0
  5 19  1  0  0  0  0
  6 20  1  0  0  0  0
 12 21  1  0  0  0  0
 11 21  1  0  0  0  0
 13 11  2  0  0  0  0
 12 22  1  0  0  0  0
 22 23  1  0  0  0  0
M  END
> <ID>
CHEBI:68710

> <NAME>
7,8-dihydroxy-1-methoxy-3-methyl-10-oxo-1H,10H-pyrano[4,3-b]chromene-9-carboxylic acid

> <DEFINITION>
An organic heterotricyclic compound that is 1H,10H-pyrano[4,3-b]chromene substituted by hydroxy groups at positions 7 and 8, a methoxy group at position 1, a methyl group at position 3 and an oxo group at position 10. Isolated from Chaetomium funicola, it exhibits inhibitory activity against metallo-β-lactamases.

> <STAR>
3

> <SYNONYM>
SB238569

> <IUPAC_NAME>
7,8-dihydroxy-1-methoxy-3-methyl-10-oxo-1H,10H-pyrano[4,3-b]chromene-9-carboxylic acid

> <FORMULA>
C15H12O8

> <MASS>
320.25100

> <MONOISOTOPIC_MASS>
320.05322

> <CHARGE>
0

> <SMILES>
COC1OC(C)=Cc2oc3cc(O)c(O)c(C(O)=O)c3c(=O)c12

> <INCHI>
InChI=1S/C15H12O8/c1-5-3-7-10(15(21-2)22-5)13(18)9-8(23-7)4-6(16)12(17)11(9)14(19)20/h3-4,15-17H,1-2H3,(H,19,20)

> <INCHIKEY>
CBEPLTZXYMLBAP-UHFFFAOYSA-N

> <REAXYS_REGISTRY_NUMBER>
9580812

> <PUBMED_CITATION>
12019104

$$$$