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Term:catiguanin A
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Accession:CHEBI:65601 term browser browse the term
Definition:An organic heterotetracyclic compound that is 3,4-dihydro-2H,12H-pyrano[2,3-a]xanthene substituted by a 3,4-dihydroxyphenyl group at position 2, hydroxy groups at positions 3, 5, 9 and 10 and a 2-methoxy-2-oxoethyl group at position 12 (the 2R,3R,12R stereoisomer). It is isolated from the barks of Trichilia catigua and exhibits antioxidant activity.
Synonyms:exact_synonym: methyl [(2R,3R,12R)-2-(3,4-dihydroxyphenyl)-3,5,9,10-tetrahydroxy-3,4-dihydro-2H,12H-pyrano[2,3-a]xanthen-12-yl]acetate
 related_synonym: Formula=C25H22O10;   InChI=1S/C25H22O10/c1-33-22(32)7-12-11-5-17(29)18(30)9-20(11)34-21-8-15(27)13-6-19(31)24(35-25(13)23(12)21)10-2-3-14(26)16(28)4-10/h2-5,8-9,12,19,24,26-31H,6-7H2,1H3/t12-,19-,24-/m1/s1;   InChIKey=XECJBJHITROSPL-UCKKVMSCSA-N;   SMILES=COC(=O)C[C@@H]1c2cc(O)c(O)cc2Oc2cc(O)c3C[C@@H](O)[C@H](Oc3c12)c1ccc(O)c(O)c1
 xref: PMID:18020420 "Europe PMC";   Reaxys:11222868 "Reaxys"

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  CHEBI ontology 19734
    role 19680
      chemical role 19197
        antioxidant 14130
          catiguanin A 0
Path 2
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  CHEBI ontology 19734
    subatomic particle 19730
      composite particle 19730
        hadron 19730
          baryon 19730
            nucleon 19730
              atomic nucleus 19730
                atom 19730
                  main group element atom 19614
                    p-block element atom 19614
                      carbon group element atom 19506
                        carbon atom 19500
                          organic molecular entity 19500
                            organic molecule 19418
                              organic cyclic compound 19189
                                organic heterocyclic compound 18267
                                  oxacycle 17013
                                    benzopyran 9474
                                      1-benzopyran 9169
                                        flavonoid 6323
                                          extended flavonoid 946
                                            catiguanin A 0
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RGD is funded by grant HL64541 from the National Heart, Lung, and Blood Institute on behalf of the NIH.