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CHEBI ONTOLOGY - ANNOTATIONS

The Chemical Entities of Biological Interest (ChEBI) ontology is downloaded weekly from EMBL-EBI at http://www.ebi.ac.uk/chebi/. The data is made available under the Creative Commons License (CC BY 3.0, http://creativecommons.org/licenses/by/3.0/). For more information see: Degtyarenko et al. (2008) ChEBI: a database and ontology for chemical entities of biological interest. Nucleic Acids Res. 36, D344–D350.

Term:ketal
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Accession:CHEBI:59777 term browser browse the term
Definition:An acetal of formula R2C(OR)2 (R =/= H) derived from a ketone by replacement of the oxo group by two hydrocarbyloxy groups. The class name 'ketals', once abandoned by IUPAC, has been reinstated as a subclass of acetals.
Synonyms:related_synonym: ketals


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Path 1
Term Annotations click to browse term
  CHEBI ontology 19770
    chemical entity 19769
      atom 19768
        nonmetal atom 19642
          oxygen atom 19320
            oxygen molecular entity 19320
              organooxygen compound 18772
                acetal 4556
                  ketal 2576
                    (1R)-1-[(3aR,5S,6S,6aS)-6-[3-(dimethylamino)propoxy]-2,2-dimethyl-3a,5,6,6a-tetrahydrofuro[2,3-d][1,3]dioxol-5-yl]ethane-1,2-diol 0
                    (2R)-3-[(2S,6R,8S,11R)-2-[(2R)-4-[(2S,2'R,4R,4aS,6R,8aR)-4-hydroxy-2-[(1S,3S)-1-hydroxy-3-[(2S,3R,6S)-3-methyl-1,7-dioxaspiro[5.5]undecan-2-yl]butyl]-3-methylene-2'-spiro[4a,7,8,8a-tetrahydro-4H-pyrano[3,2-b]pyran-6,5'-oxolane]yl]but-3-en-2-yl]-11-hydroxy-4-methyl-1,7-dioxaspiro[5.5]undec-4-en-8-yl]-2-hydroxy-2-methylpropanoic acid 0
                    1-[(5R,6S,6aR)-6-[3-(dimethylamino)propoxy]-2,2-dimethyl-3a,5,6,6a-tetrahydrofuro[2,3-d][1,3]dioxol-5-yl]ethane-1,2-diol 0
                    18-Methyl-nonadecane-1,2-diol, isopropylidene derivative 0
                    2-(1,4-dioxaspiro[4.5]decan-3-ylmethyl)guanidine 0
                    4-(1,4-dioxaspiro[4.11]hexadecan-3-ylmethyl)morpholine 0
                    5,5,6,6-tetramethoxyhexane-1,2,3,4-tetrol 0
                    Acanthifolicin 0
                    LSM-24581 0
                    cyclic ketal + 2466
                    dinophysistoxin 1 164
                    dinophysistoxin 2 4
                    etoxadrol 0
                    promoxolane 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 19770
    subatomic particle 19768
      composite particle 19768
        hadron 19768
          baryon 19768
            nucleon 19768
              atomic nucleus 19768
                atom 19768
                  main group element atom 19655
                    p-block element atom 19655
                      carbon group element atom 19550
                        carbon atom 19539
                          organic molecular entity 19539
                            heteroorganic entity 19142
                              organochalcogen compound 18851
                                organooxygen compound 18772
                                  acetal 4556
                                    ketal 2576
                                      (1R)-1-[(3aR,5S,6S,6aS)-6-[3-(dimethylamino)propoxy]-2,2-dimethyl-3a,5,6,6a-tetrahydrofuro[2,3-d][1,3]dioxol-5-yl]ethane-1,2-diol 0
                                      (2R)-3-[(2S,6R,8S,11R)-2-[(2R)-4-[(2S,2'R,4R,4aS,6R,8aR)-4-hydroxy-2-[(1S,3S)-1-hydroxy-3-[(2S,3R,6S)-3-methyl-1,7-dioxaspiro[5.5]undecan-2-yl]butyl]-3-methylene-2'-spiro[4a,7,8,8a-tetrahydro-4H-pyrano[3,2-b]pyran-6,5'-oxolane]yl]but-3-en-2-yl]-11-hydroxy-4-methyl-1,7-dioxaspiro[5.5]undec-4-en-8-yl]-2-hydroxy-2-methylpropanoic acid 0
                                      1-[(5R,6S,6aR)-6-[3-(dimethylamino)propoxy]-2,2-dimethyl-3a,5,6,6a-tetrahydrofuro[2,3-d][1,3]dioxol-5-yl]ethane-1,2-diol 0
                                      18-Methyl-nonadecane-1,2-diol, isopropylidene derivative 0
                                      2-(1,4-dioxaspiro[4.5]decan-3-ylmethyl)guanidine 0
                                      4-(1,4-dioxaspiro[4.11]hexadecan-3-ylmethyl)morpholine 0
                                      5,5,6,6-tetramethoxyhexane-1,2,3,4-tetrol 0
                                      Acanthifolicin 0
                                      LSM-24581 0
                                      cyclic ketal + 2466
                                      dinophysistoxin 1 164
                                      dinophysistoxin 2 4
                                      etoxadrol 0
                                      promoxolane 0
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