With Ammonium bicarbonate: Coc-H +Cl − + NH 4HCO 3 → Coc + NH 4Cl + CO 2 + H 2O The net reaction when using sodium bicarbonate is Coc-H +Cl − + NaHCO 3 → Coc + H 2O + CO 2 + NaCl Sodium bicarbonate (NaHCO 3, common baking soda) is a base used in preparation of crack, although other weak bases may substitute for it. SynthesisĪ close up of the 'cooking' process that creates crack. Use of toxic adulterants such as levamisole has been documented. Ĭrack cocaine as sold on the streets may be adulterated or 'cut' with other substances mimicking the appearance of crack cocaine to increase bulk. Purer forms of crack will sink in water or melt at the edges when near a flame (crack vaporizes at 90 ☌, 194 ☏). A crack rock acts as a local anesthetic (see: cocaine), numbing the tongue or mouth only where directly placed. Purer forms of crack resemble a hard brittle plastic, in crystalline form (snaps when broken). In purer forms, crack rocks appear as off-white nuggets with jagged edges, with a slightly higher density than candle wax. Crack first saw widespread use as a recreational drug in primarily impoverishedinner city neighborhoods in New York, Philadelphia, Baltimore, Washington, D.C., Los Angeles, and Miami in late 19 its rapid increase in use and availability is sometimes termed as the 'crack epidemic'. The Manual of Adolescent Substance Abuse Treatment calls it the most addictive form of cocaine. Crack offers a short but intense high to smokers. Crack cocaine, also known simply as crack or rock, is a free base form of cocaine that can be smoked.
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