Anodyne

Fentanyl
Fentanyl
Salts
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Fentanyl citrate
Fentanyl citrate
Fentanyl hydrochloride
Fentanyl hydrochloride
Molecular structure via molpic
Conformer structure via 3Dmol.js
Molecular formulaC22H28N2O[1]
Molecular mass336.5 g/mol[1]
AppearanceCrystals[1]
Predicted LogP4[1]
Melting point83-84[1]
DecompositionWhen heated to decomposition it emits toxic fumes of /nitrogen oxides/.[1]
Solubility0.74mg/mL[1]
Chiralityachiral[2]
Identifiers
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IUPAC nameN-phenyl-N-[1-(2-phenylethyl)piperidin-4-yl]propanamide[1]
SMILESCCC(=O)N(C1CCN(CC1)CCC2=CC=CC=C2)C3=CC=CC=C3[1]
InChIInChI=1S/C22H28N2O/c1-2-22(25)24(20-11-7-4-8-12-20)21-14-17-23(18-15-21)16-13-19-9-5-3-6-10-19/h3-12,21H,2,13-18H2,1H3[1]
InChIKeyPJMPHNIQZUBGLI-UHFFFAOYSA-N[1]
Dosing
Elimination half-lifeIntravaneous: 6 mins (T1/2 α) 1 hours (T1/2 β) 16 hours (T1/2 ɣ) Intranasal: 15–25 hours Transdermal: 20–27 hours Sublingual: 5–13.5 hours Buccal: 3.2–6.4 hours
Duration of actionIntravaneous: 30–60 minutes
Transdermal
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Threshold2.5 - 14.5 µg
Light14.5 - 25 µg
Common25 - 50 µg
Strong50 - 100 µg
Heavy100 µg
Statistically derived dosages by Sernyl

Fentanyl

Fentanyl (also known as Phentanyl, Fentanil, Durogesic, Fentanila, Fentanylum, Sentonil, Sublimase, Matrifen, Duragesic-100 or N-(1-Phenethylpiperidin-4-yl)-N-phenylpropionamide) is a substance of the piperidine class.

Chemistry

Fentanyl is typically found in the form of its citrate and hydrochloride salts.

Stereochemistry

Fentanyl is a achiral mixture

See also