4-HO-EiBT

Other names4-Hydroxy-N-ethyl-N-isobutyltryptamine; Eibucin

Drug classSerotonin receptor modulator; Serotonin 5-HT_2A receptor agonist

CAS Number

• 2945111-65-7 ^Y

PubChem CID

• 168947050

4-HO-EiBT

Clinical data
Other names	4-Hydroxy-N-ethyl-N-isobutyltryptamine; Eibucin
Drug class	Serotonin receptor modulator; Serotonin 5-HT2A receptor agonist
Identifiers
IUPAC name 3-{2-[(2-methylpropyl)(ethyl)amino]ethyl}-1H-indol-4-ol
CAS Number	2945111-65-7 Y
PubChem CID	168947050
Chemical and physical data
Formula	C16H24N2O
Molar mass	260.381 g·mol−1
3D model (JSmol)	Interactive image
SMILES CCN(CCc1c[nH]c2cccc(O)c12)CC(C)C
InChI InChI=1S/C16H24N2O/c1-4-18(11-12(2)3)9-8-13-10-17-14-6-5-7-15(19)16(13)14/h5-7,10,12,17,19H,4,8-9,11H2,1-3H3 Key:ASUXKVXXFBPGCG-UHFFFAOYSA-N

4-HO-EiBT, also known as 4-hydroxy-N-ethyl-N-isobutyltryptamine or as eibucin, is a substituted tryptamine derivative which acts as a serotonin 5-HT_2A receptor agonist, with an EC₅₀Tooltip half-maximal effective concentration of 27.7 nM and an efficacy of 97.5%.^[1]