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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 19808
        chemical entity 19808
          atom 19807
            nonmetal atom 19694
              oxygen atom 19432
                oxygen molecular entity 19432
                  organooxygen compound 19001
                    acetal 10449
                      ketal 5805
                        (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
                        (2Z,4'Z)-2-(5-Methylthio-4-penten-2-ynylidene)-1,6-dioxaspiro[4.4]non-3-ene 0
                        1,1'-(Tetrahydro-6a-hydroxy-2,3a,5-trimethylfuro[2,3-d]-1,3-dioxole-2,5-diyl)bis-ethanone 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
                        2,2,4-Trimethyl-1,3-dioxolane 0
                        2,2,7,7-Tetramethyl-1,6-dioxaspiro[4.4]nona-3,8-diene 0
                        2-(1,4-dioxaspiro[4.5]decan-3-ylmethyl)guanidine 0
                        2-(2-Thienylmethylene)-1,6-dioxaspiro[4.4]non-3-ene 0
                        2-[(5-Methylsulfinyl)-4-penten-2-ynylidene]-1,6-dioxaspiro[4.4]non-3-ene 0
                        3-Hydroxy-2,8-dimethyl-1,7-dioxaspiro[5.5]undecane 0
                        4-(1,4-dioxaspiro[4.11]hexadecan-3-ylmethyl)morpholine 0
                        5,5,6,6-tetramethoxyhexane-1,2,3,4-tetrol 0
                        6-Methyl-5-hepten-2-one propyleneglycol acetal 0
                        7E-Mycosinyl acetate 0
                        Acanthifolicin 0
                        Kamahine C 0
                        LSM-24581 0
                        Leontogenin 0
                        Talaromycin A 0
                        cyclic ketal + 5734
                        dinophysistoxin 1 165
                        dinophysistoxin 2 4
                        etoxadrol 0
                        promoxolane 0
    Path 2
    Term Annotations click to browse term
      CHEBI ontology 19808
        subatomic particle 19807
          composite particle 19807
            hadron 19807
              baryon 19807
                nucleon 19807
                  atomic nucleus 19807
                    atom 19807
                      main group element atom 19704
                        p-block element atom 19704
                          carbon group element atom 19626
                            carbon atom 19616
                              organic molecular entity 19616
                                heteroorganic entity 19280
                                  organochalcogen compound 19051
                                    organooxygen compound 19001
                                      acetal 10449
                                        ketal 5805
                                          (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
                                          (2Z,4'Z)-2-(5-Methylthio-4-penten-2-ynylidene)-1,6-dioxaspiro[4.4]non-3-ene 0
                                          1,1'-(Tetrahydro-6a-hydroxy-2,3a,5-trimethylfuro[2,3-d]-1,3-dioxole-2,5-diyl)bis-ethanone 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
                                          2,2,4-Trimethyl-1,3-dioxolane 0
                                          2,2,7,7-Tetramethyl-1,6-dioxaspiro[4.4]nona-3,8-diene 0
                                          2-(1,4-dioxaspiro[4.5]decan-3-ylmethyl)guanidine 0
                                          2-(2-Thienylmethylene)-1,6-dioxaspiro[4.4]non-3-ene 0
                                          2-[(5-Methylsulfinyl)-4-penten-2-ynylidene]-1,6-dioxaspiro[4.4]non-3-ene 0
                                          3-Hydroxy-2,8-dimethyl-1,7-dioxaspiro[5.5]undecane 0
                                          4-(1,4-dioxaspiro[4.11]hexadecan-3-ylmethyl)morpholine 0
                                          5,5,6,6-tetramethoxyhexane-1,2,3,4-tetrol 0
                                          6-Methyl-5-hepten-2-one propyleneglycol acetal 0
                                          7E-Mycosinyl acetate 0
                                          Acanthifolicin 0
                                          Kamahine C 0
                                          LSM-24581 0
                                          Leontogenin 0
                                          Talaromycin A 0
                                          cyclic ketal + 5734
                                          dinophysistoxin 1 165
                                          dinophysistoxin 2 4
                                          etoxadrol 0
                                          promoxolane 0
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