Βk-2C-B
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2 sources
Also known as bk-2cb, bk-2-cb, b-k-2cb, b-k2cb, b-k2-cb, b-k2-c-b, b-k-2-c-b, bk2cb
A long-acting psychedelic and empathogen with unpredictable effectiveness. Roughly double the duration of 2c-b. Inactivated by high pH.
Oral
Route dataTripSit
| Threshold | Light | Common | Strong | Heavy |
|---|---|---|---|---|
| 50 mg | — | 80–100 mg | 100–150 mg | 150 mg+ |
0187.5 mg
LightCommonStrongHeavy
| Onset | 20–70 minutes |
|---|---|
| Total | 8–12 hours |
| After-effects | 1–12 hours |
OnsetCome-upPeakOffset
Plan when to take βk-2C-B — see where onset, peak and comedown land on the clock
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Source: TripSit — βk-2C-B ↗
Fact-sheets from PsychonautWiki. Harm-reduction reference only — not medical advice.