CHEBI:78957 - ascr#19

ChEBI IDCHEBI:78957
ChEBI Nameascr#19
Stars
DefinitionAn (ω−1)-hydroxy fatty acid ascaroside obtained by formal condensation of the alcoholic hydroxy group of (2E,11R)-11-hydroxydodec-2-enoic acid with ascarylopyranose (the α anomer). It is a metabolite of the nematode Caenorhabditis elegans.
Last Modified25 July 2014
SubmitterGareth Owen
DownloadsMolfile
FormulaC18H32O6
Net Charge0
Average Mass344.448
Monoisotopic Mass344.21989
SMILESC[C@H](CCCCCCC/C=C/C(=O)O)O[C@@H]1O[C@@H](C)[C@H](O)C[C@H]1O
InChIInChI=1S/C18H32O6/c1-13(23-18-16(20)12-15(19)14(2)24-18)10-8-6-4-3-5-7-9-11-17(21)22/h9,11,13-16,18-20H,3-8,10,12H2,1-2H3,(H,21,22)/b11-9+/t13-,14+,15-,16-,18-/m1/s1
InChIKeyKSEGTUNZXFPMMN-RSADRIIDSA-N
Species of MetaboliteComponentSourceComments
Caenorhabditis elegans (ncbitaxon:6239) - PubMed (22239548) Detected in wild type (N2) and dhs-28(hj8), acox-1(ok2257), and maoc-1(hj13) mutant worms.
Roles Classification
Chemical Role:
Bronsted acid  A molecular entity capable of donating a hydron to an acceptor (Brønsted base).
Biological Roles:
Caenorhabditis elegans metabolite  A nematode metabolite produced by Caenorhabditis elegans.
semiochemical  A molecular messenger released by an organism that affects the behaviour within or between species.
ChEBI Ontology
Outgoing Relation(s)
ascr#19 (CHEBI:78957) has functional parent (2E,11R)-11-hydroxydodec-2-enoic acid (CHEBI:78977)
ascr#19 (CHEBI:78957) has role Caenorhabditis elegans metabolite (CHEBI:78804)
ascr#19 (CHEBI:78957) is a (ω−1)-hydroxy fatty acid ascaroside (CHEBI:79205)
ascr#19 (CHEBI:78957) is a α,β-unsaturated monocarboxylic acid (CHEBI:79020)
ascr#19 (CHEBI:78957) is conjugate acid of ascr#19(1-) (CHEBI:139642)
Incoming Relation(s)
icas#19 (CHEBI:79106) has functional parent ascr#19 (CHEBI:78957)
ascr#19(1-) (CHEBI:139642) is conjugate base of ascr#19 (CHEBI:78957)
IUPAC Name 
(2E,11R)-11-[(3,6-dideoxy-α-L-arabino-hexopyranosyl)oxy]dodec-2-enoic acid
Synonym  Source
11R-(3'R,5'R-dihydroxy-6'S-methyl-(2H)-tetrahydropyran-2'-yloxy)-2E-dodecenoic acidSMID
Manual XrefsDatabases
ascr%2319%0DSMID
Registry NumbersSources
Reaxys:22233410Reaxys
CAS:1355681-55-8SMID
Citations