Wikipedia

Naloxol

Naloxol is an opioid antagonist closely related to naloxone. It exists in two isomeric forms, α-naloxol and β-naloxol.

Naloxol
α-naloxol
α-naloxol
β-naloxol
β-naloxol
Names
IUPAC names
α-naloxol: (4R,4aS,7S,7aR,12bS)-3-allyl-2,3,4,4a,5,6,7,7a-octahydro-1H-4,12-methanobenzofuro[3,2-e]isoquinoline-4a,7,9-triol
β-naloxol: (4R,4aS,7R,7aR,12bS)-3-allyl-2,3,4,4a,5,6,7,7a-octahydro-1H-4,12-methanobenzofuro[3,2-e]isoquinoline-4a,7,9-triol
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.236.696 Edit this at Wikidata
UNII
  • InChI=1S/C19H23NO4/c1-2-8-20-9-7-18-15-11-3-4-12(21)16(15)24-17(18)13(22)5-6-19(18,23)14(20)10-11/h2-4,13-14,17,21-23H,1,5-10H2/t13-,14+,17-,18-,19+/m0/s1 ☒N
    Key: HMWHERQFMBEHNG-AQQQZIQISA-N ☒N
  • (α): InChI=1/C19H23NO4/c1-2-8-20-9-7-18-15-11-3-4-12(21)16(15)24-17(18)13(22)5-6-19(18,23)14(20)10-11/h2-4,13-14,17,21-23H,1,5-10H2/t13-,14+,17-,18-,19+/m0/s1
    Key: HMWHERQFMBEHNG-AQQQZIQIBS
  • (β): InChI=1/C19H23NO4/c1-2-8-20-9-7-18-15-11-3-4-12(21)16(15)24-17(18)13(22)5-6-19(18,23)14(20)10-11/h2-4,13-14,17,21-23H,1,5-10H2/t13-,14-,17+,18+,19-/m1/s1
    Key: HMWHERQFMBEHNG-CSJNCLCHBP
  • (β): InChI=1S/C19H23NO4/c1-2-8-20-9-7-18-15-11-3-4-12(21)16(15)24-17(18)13(22)5-6-19(18,23)14(20)10-11/h2-4,13-14,17,21-23H,1,5-10H2/t13-,14-,17+,18+,19-/m1/s1
    Key: HMWHERQFMBEHNG-CSJNCLCHSA-N
  • (α): OC1=C2C3=C(C=C1)C[C@@H]4[C@]5(O)CC[C@H](O)[C@H](O2)[C@@]53CCN4CC=C
  • (β): OC1=C2C3=C(C=C1)C[C@@H]4[C@]5(O)CC[C@@H](O)[C@H](O2)[C@@]53CCN4CC=C
Properties
C19H23NO4
Molar mass 329.396 g·mol−1
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
☒N verify (what is checkY☒N ?)

α-naloxol is a human metabolite of naloxone.[1] Synthetically, α-naloxol can be prepared from naloxone by reduction of the ketone group, and β-naloxol can be prepared from α-naloxol by a Mitsunobu reaction.[2]

Naloxol can be said to be the oxymorphol analogue of naloxone.

See also

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References

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  1. ^ Weinstein, S. H.; Pfeffer, M.; Schor, J. M.; Indindoli, L.; Mintz, M. (1971). "Metabolites of naloxone in human urine". Journal of Pharmaceutical Sciences. 60 (10): 1567–1568. doi:10.1002/jps.2600601030. PMID 5129377.
  2. ^ Simon, C (1994). "Stereoselective synthesis of β-naltrexol, β-naloxol β-naloxamine, β-naltrexamine and related compounds by the application of the mitsunobu reac". Tetrahedron. 50 (32): 9757–9768. doi:10.1016/S0040-4020(01)85541-1.


 

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