2C-B (4-Bromo-2,5-dimethoxyphenethylamine)

Category: Psychedelics. Status: Schedule I (research compound).

A popular phenethylamine psychedelic first made by chemist Alexander Shulgin. Known for colorful visuals and an upbeat, sensual, manageable experience at common doses.

How it works

Activates serotonin 5-HT2A receptors. A phenethylamine rather than a tryptamine.

Key facts

• Molecular weight: 260.16 g/mol
• Half-life: ~2 hours
• Bioavailability: Oral
• Storage: Research/reference only.

Dosing overview

• Typical dose: Varies by individual and setting
• Frequency: Occasional
• Duration: Acute effects last 4-6 hours
• Route: Oral

Protocol notes

• Taken orally as a measured dose (powder, capsule or pill) for a colorful, upbeat 4-6 hour experience.
• Sometimes used socially because it is shorter and gentler than LSD.
• Dose is very sensitive, so people measure carefully.

Reported benefits

• Colorful, gentle visuals
• Upbeat and sociable
• Shorter than LSD
• Well-studied Shulgin compound

Possible side effects

• Anxiety at higher doses
• Nausea
• Raised heart rate and blood pressure
• Dose-sensitive

Compare 2C-B

• 2C-B vs MDMA
• 2C-B vs Psilocybin
• 2C-B vs LSD
• 2C-B vs Ibogaine
• 2C-B vs DMT
• 2C-B vs Ayahuasca

Research and educational reference only. Not medical advice.