2C-G-5

2C-G-5
Clinical data
Other names	3,4-Norbornyl-2,5-DMPEA; 3,4-Norbornyl-2,5-dimethoxyphenethylamine; 2,5-Dimethoxy-3,4-norbornylphenethylamine; 3,6-Dimethoxy-4-(2-aminoethyl)benzonorbornane
Routes of; administration	Oral
Drug class	Serotonergic psychedelic; Hallucinogen
ATC code	None;
Pharmacokinetic data
Onset of action	1–2 hours
Duration of action	32–48 hours
Identifiers
	IUPAC name 2-(3,6-dimethoxy-4-tricyclo[6.2.1.02,7]undeca-2,4,6-trienyl)ethanamine;
CAS Number	207740-20-3;
PubChem CID	44349968;
ChemSpider	23206405;
UNII	BW3Q32DFC9;
ChEMBL	ChEMBL123976;
CompTox Dashboard (EPA)	DTXSID401016884 ;
Chemical and physical data
Formula	C15H21NO2
Molar mass	247.338 g·mol−1
3D model (JSmol)	Interactive image;
	SMILES COC1=C2C3CCC(C3)C2=C(C(=C1)CCN)OC;
	InChI InChI=1S/C15H21NO2/c1-17-12-8-11(5-6-16)15(18-2)14-10-4-3-9(7-10)13(12)14/h8-10H,3-7,16H2,1-2H3; Key:ASPWVWSIJQTXDB-UHFFFAOYSA-N;

2C-G-5, also known as 3,4-norbornyl-2,5-dimethoxyphenethylamine, is a psychedelic drug of the phenethylamine and 2C families. It is one of several homologues of 2C-G (3,4-dimethyl-2,5-dimethoxyphenethylamine). The drug is taken orally. 2C-G-5 was encountered online as a novel designer drug in 2025.