Busulfan

Busulfan (Myleran, GlaxoSmithKline, Busulfex IV, Otsuka America Pharmaceutical, Inc.) is a chemotherapy drug in use since 1959. It is a cell cycle non-specific alkylating antineoplastic agent, in the class of alkyl sulfonates. Its chemical designation is 1,4-butanediol dimethanesulfonate.

Busulfan
Clinical data
Trade namesMyleran, Busilvex, Busulfex IV
Other names1,4-butanediol dimethanesulfonate
AHFS/Drugs.comMonograph
MedlinePlusa682248
License data
Pregnancy
category
  • AU: D
Routes of
administration
By mouth, intravenous
ATC code
Legal status
Legal status
  • AU: S4 (Prescription only)
  • CA: ℞-only
  • UK: POM (Prescription only)
  • US: WARNINGRx-only
  • EU: Rx-only
Pharmacokinetic data
Bioavailability60–80% (oral)
Protein binding32.4%
MetabolismLiver
Elimination half-life2.5 hours
ExcretionUrine (25–60%)
Identifiers
  • Butane-1,4-diyl dimethanesulfonate
CAS Number
PubChem CID
IUPHAR/BPS
DrugBank
ChemSpider
UNII
KEGG
ChEBI
ChEMBL
CompTox Dashboard (EPA)
ECHA InfoCard100.000.228
Chemical and physical data
FormulaC6H14O6S2
Molar mass246.29 g·mol−1
3D model (JSmol)
SMILES
  • CS(=O)(=O)OCCCCOS(=O)(=O)C
  • InChI=1S/C6H14O6S2/c1-13(7,8)11-5-3-4-6-12-14(2,9)10/h3-6H2,1-2H3 Y
  • Key:COVZYZSDYWQREU-UHFFFAOYSA-N Y
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