Anodyne

Secobarbital
Generated by the Chemistry Development Kit (http://github.com/cdk)
Salts
[]
Secobarbital sodium
Generated by the Chemistry Development Kit (http://github.com/cdk)
Molecular structure via molpic
Conformer structure via 3Dmol.js
Molecular formulaC12H18N2O3[1]
Molecular mass238.28 g/mol[1]
AppearanceWHITE, AMORPHOUS OR CRYSTALLINE POWDER[1]
OdorODORLESS[1]
TasteSlightly bitter[1]
Predicted LogP2[1]
Melting point100 °C[1]
DecompositionWhen heated to decomposition it emits toxic fumes of /nitrogen oxides/.[1]
SolubilityVery slightly sol in water; freely sol in alc, ether, in soln of /fixed/ alkali hydroxides and carbonates; sol in chloroform[1]
Chiralityracemic[2]
Identifiers
[]
IUPAC name5-pentan-2-yl-5-prop-2-enyl-1,3-diazinane-2,4,6-trione[1]
SMILESCCCC(C)C1(C(=O)NC(=O)NC1=O)CC=C[1]
InChIInChI=1S/C12H18N2O3/c1-4-6-8(3)12(7-5-2)9(15)13-11(17)14-10(12)16/h5,8H,2,4,6-7H2,1,3H3,(H2,13,14,15,16,17)[1]
InChIKeyKQPKPCNLIDLUMF-UHFFFAOYSA-N[1]
Dosing
Elimination half-life15 – 40 hours[4]

Secobarbital

(Redirected from (+)-secobarbital)

Secobarbital (also known as Secobarbital, secobarbital, Quinalbarbitone, Secobarbitone, Seconal, Meballymal, Quinalbarbital, Evronal, Hypotrol or Immenox) is a substance of the barbiturate class.

Chemistry

Secobarbital is typically found in the form of its sodium salt.

Stereochemistry

Secobarbital is a racemic mixture of the optical stereoisomers:

Stereoisomers
[]

(+)-Secobarbital

Generated by the Chemistry Development Kit (http://github.com/cdk)

(-)-Secobarbital

Generated by the Chemistry Development Kit (http://github.com/cdk)

Subjective effects

Experience reports

There are currently 1 experience reports involving secobarbital on OpenErowid: []

See also

References

  1. National Center for Biotechnology Information. PubChem Compound Summary for CID 5193, Secobarbital. Accessed July 13, 2025. https://pubchem.ncbi.nlm.nih.gov/compound/5193

  2. U.S. Food and Drug Administration; National Center for Advancing Translational Sciences. Secobarbital. UNII: 1P7H87IN75. Global Substance Registration System. Accessed July 13, 2025. https://gsrs.ncats.nih.gov/ginas/app/beta/substances/1P7H87IN75

  3. Anvisa. RDC Nº 784 - Listas de Substâncias Entorpecentes, Psicotrópicas, Precursoras e Outras sob Controle Especial. Diário Oficial da União. March 31, 2023. Accessed July 13, 2025. https://www.in.gov.br/en/web/dou/-/resolucao-rdc-n-784-de-31-de-marco-de-2023-474904992

  4. Lexi-Comp. Secobarbital. Accessed July 13, 2025. http://www.merck.com/mmpe/lexicomp/secobarbital.html