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The Chemical Entities of Biological Interest (ChEBI) ontology is downloaded weekly from EMBL-EBI at The data is made available under the Creative Commons License (CC 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.

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Accession:CHEBI:51209 term browser browse the term
Definition:A member of the class of the class of phenylethanolamines that is (1S)-2-(methylamino)-1-phenylethan-1-ol in which the pro-S hydrogen at position 2 is replaced by a methyl group.
Synonyms:exact_synonym: (1S,2S)-2-(methylamino)-1-phenylpropan-1-ol
 related_synonym: (+) threo-2-(methylamino)-1-phenyl-1-propanol;   (+)-threo-Ephedrine;   (1S,2S)-Pseudoephedrine;   2-(Methylamino)-1-phenyl-1-propanol;   Formula=C10H15NO;   InChI=1S/C10H15NO/c1-8(11-2)10(12)9-6-4-3-5-7-9/h3-8,10-12H,1-2H3/t8-,10+/m0/s1;   InChIKey=KWGRBVOPPLSCSI-WCBMZHEXSA-N;   Isoephedrine;   L(+)-psi-Ephedrine;   L-(+)-Pseudoephedrine;   Pseudoephedrine D-form;   Psi-ephedrin;   Psi-ephedrine;   SMILES=CN[C@@H](C)[C@@H](O)c1ccccc1;   d-Isoephedrine;   d-Pseudoephedrine;   d-psi-2-Methylamino-1-phenyl-1-propanol;   d-psi-Ephedrine;   pseudoefedrina;   pseudoephedrinum;   trans-Ephedrine
 alt_id: CHEBI:44
 xref: Beilstein:2414132;   CAS:90-82-4;   DrugBank:DB00852;   Drug_Central:2326;   HMDB:HMDB0001943;   KEGG:C02765;   KEGG:D08449;   KNApSAcK:C00031097;   LINCS:LSM-3885;   MetaCyc:CPD-9954;   PMID:11153535;   PMID:12199969;   PMID:15532139;   PMID:16410207;   PMID:16531903;   PMID:16965375;   PMID:17230461;   PMID:17316256;   PMID:26708626;   PMID:26762956;   PMID:26888635;   PMID:27168748;   PMID:27179610;   Reaxys:2414132;   Wikipedia:Pseudoephedrine
 cyclic_relationship: is_conjugate_base_of CHEBI:132296

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  CHEBI ontology 19863
    role 19835
      biological role 19833
        xenobiotic 18743
          pseudoephedrine 0
Path 2
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  CHEBI ontology 19863
    subatomic particle 19861
      composite particle 19861
        hadron 19861
          baryon 19861
            nucleon 19861
              atomic nucleus 19861
                atom 19861
                  main group element atom 19807
                    main group molecular entity 19807
                      s-block molecular entity 19639
                        hydrogen molecular entity 19620
                          hydrides 19126
                            inorganic hydride 18134
                              pnictogen hydride 18123
                                nitrogen hydride 18032
                                  azane 17837
                                    ammonia 17836
                                      organic amino compound 17836
                                        amino alcohol 1074
                                          ethanolamines 824
                                            phenylethanolamines 605
                                              pseudoephedrine 0
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