moleculefinder

Lisdexamfetamine

C15H25N3O263.38 g/mol Calculated

Also called L-lysine-d-amphetamine.

A stimulant sold as Vyvanse, used for ADHD and binge eating disorder. It is amphetamine with the amino acid lysine bolted on, inert until the body cuts it off.

Sources and notes
  • The introductionfrom sourceMoleculeFinder curated
  • Other namesfrom sourcePubChem / Wikidata
  • Formula and weightcomputedPubChem
  • 2D drawingcomputedPubChem structure, drawn by RDKit
  • 3D modelfrom sourcePubChem 3D conformerLoaded after the page has painted, and on a phone only when you ask for it; the 2D drawing shows until it arrives.

Where you encounter it

Dispensed on prescription, not sold on a shelf. Lisdexamfetamine on the product labels we hold.

Medicines

VyvanseAdded by the makerActive ingredient

Every product and list we hold

Sources and notes
  • The product labels and their strengthsfrom sourceDailyMed (FDA label)Each label lists the molecule as an ingredient, and an active ingredient at the strength shown.
  • How it gets therefrom sourceMoleculeFinder curatedEach mark is set by hand on our lists, never inferred; a label's ingredient is added by the maker. A row with no mark data says Not marked.
  • The line abovefrom sourceMoleculeFinder curatedFrom the group the molecule belongs to.

Explore its structure

Choose a part to light it up.

A C=O bonded to a nitrogen, the same link that joins amino acids in a protein. It is sturdy, and its nitrogen is not a base the way an amine's is.

From: standard chemistry.

Sources and notes
  • The drawingcomputedPubChem structure, drawn by RDKitThe page's one shipped drawing, with the chosen part lit in amber under it.
  • The partscomputedFound by ruleEach part is found by a chemical pattern, never picked by hand atom by atom; its words say where they come from.

Compare a related molecule

Lisdexamfetamine

Dextroamphetamine

Lisdexamfetamine is dextroamphetamine with the amino acid lysine attached, and it does nothing until the blood cuts the lysine off.

Lisdexamfetamine vs Dextroamphetamine, side by side
Sources and notes
  • The sentencefrom sourceMoleculeFinder comparison notesThe pair's answer line.
  • The two drawingscomputedPubChem structures, drawn by RDKitThe two drawings side by side.

Properties and sources

Calculated by PubChem

Molecular formula
C15H25N3O
Molecular weight
263.38 g/mol
XLogP3octanol/water, log units
1.2
Polar surface areatopological
81.1 Ų
H-bond donors
3
H-bond acceptors
3
Rotatable bonds
8
Complexity
252

Reported Hazard label (GHS), HSDB via PubChem

Danger Flammable pictogram (GHS02), Toxic pictogram (GHS06) and Health hazard pictogram (GHS08); hazard statements H225, H301, H311, H331, H370

Reported Licence

The US Food and Drug Administration licenses Lisdexamfetamine for human use (NDA 021977, authorized February 23, 2007), as Vyvanse. Drugs@FDA

Groups it belongs to

Category
Prescription medicine
Family
Stimulants
Chemical groups
Amines, Aromatics, Amides
Elements
Nitrogen
Hazard classes
Flammable, Acutely toxic, Health hazard, GHS Danger
SMILESC[C@@H](CC1=CC=CC=C1)NC(=O)[C@H](CCCCN)N

PubChem CID 11597698 · Wikidata Q6558704 · InChIKey VOBHXZCDAVEXEY-JSGCOSHPSA-N · Data refreshed

How MoleculeFinder sources and labels its data

Questions
What is Lisdexamfetamine?
A stimulant sold as Vyvanse, used for ADHD and binge eating disorder. It is amphetamine with the amino acid lysine bolted on, inert until the body cuts it off.
How toxic is Lisdexamfetamine?
Its GHS hazard label carries the signal word Danger and the hazard pictograms Flammable, Toxic and Health hazard. from source
What kind of molecule is Lisdexamfetamine?
Lisdexamfetamine has the formula C15H25N3O and a molecular weight of 263.38 g/mol. MoleculeFinder files it under stimulants, in the prescription medicine group. from sourcefrom sourcefrom sourcefrom source
Who licenses Lisdexamfetamine as a medicine?
The US Food and Drug Administration licenses Lisdexamfetamine for human use (NDA 021977, authorized February 23, 2007), as Vyvanse. from source
Sources and notes
  • Calculated valuescomputedPubChemComputed from the structure, so no laboratory conditions apply; complexity is PubChem's own structural score.
  • Hazard labelfrom sourceHSDB via PubChemThe label combines these classifications.
  • Licencefrom sourceDrugs@FDARead 2026-10-21.
  • Data refreshedfrom sourceMoleculeFinder2026-11-09

Keep exploring

Compared side by side with lisdexamfetamineDextroamphetamineC9H13NAlso a stimulantAmphetamineC9H13NBoth carry an amide and an amine group.AspartameC14H18N2O5Both carry an amine group.PhenylalanineC9H11NO2
More related molecules
Sources and notes
  • Compared side by sidefrom sourceMoleculeFinder comparison notesA molecule we compare it with on its own page.
  • The same kind of moleculefrom sourceMoleculeFinder curated groupsA structural neighbour in the same family or type group; the line names the group in its own words.
  • Similar in shapecomputedRDKit Morgan/TanimotoNeighbours by structural fingerprint; the sentence names the chemical groups the two share.
  • The drawingscomputedPubChem structures, drawn by RDKit