tropine tropine tropine is a derivative of tropane containing a hydroxyl group at the third carbon. it is also called 3-tropanol. it is a poisonous white hygroscopic crystalline powder. it is a heterocyclic alcohol and an amine. tropine names preferred iupac name (1r,3r,5s)-8-methyl-8-azabicyclooctan-3-ol other names α-tropine; tropanol identifiers cas number 120-29-6 y 3d model (jsmol) interactive image chemspider 10180559 n echa infocard 100.003.986 mesh tropine pubchem cid 8424 unii 7yxr19m72y y comptox dashboard (epa) dtxsid2049399 inchi inchi=1s/c8h15no/c1-9-6-2-3-7(9)5-8(10)4-6/h6-8,10h,2-5h2,1h3/t6-,7+,8+ nkey: cyhomwapjjpnmw-jigdxuljsa-n ninchi=1/c8h15no/c1-9-6-2-3-7(9)5-8(10)4-6/h6-8,10h,2-5h2,1h3/t6-,7+,8+key: cyhomwapjjpnmw-jigdxuljbd smiles cn12cc1c(c2)o properties chemical formula c8h15no molar mass 141.214 g·mol−1 appearance white hygroscopic crystalline powder or plates odor amine-like density 1.045 g/cm3 at 25 °c1.016 g/cm3 at 100 °c melting point 64 °c (147 °f; 337 k) boiling point 233 °c (451 °f; 506 k) solubility very soluble in water, diethyl ether, ethanol hazards occupational safety and health (ohs/osh): main hazards toxic ghs labelling: pictograms signal word danger hazard statements h301, h302, h312, h332 precautionary statements p261, p264, p270, p271, p280, p301+p316, p301+p317, p302+p352, p304+p340, p317, p321, p330, p362+p364, p405, p501 lethal dose or concentration (ld, lc): ld50 (median dose) >2000 mg/kg (rat, oral)139 mg/kg (mouse, intraperitoneal)>50 mg/kg (rabbit, intravenous)280 mg/kg (mouse, intraperitoneal)>50 mg/kg (rabbit, intravenous) except where otherwise noted, data are given for materials in their standard state (at 25 °c , 100 kpa). n verify (what is yn ?) infobox references tropine is a central building block of many chemicals active in the nervous system, including tropane alkaloids. some of these compounds, such as long-acting muscarinic antagonists are used as medicines because of these effects. occurrence tropine is a natural product found in the plants of deadly nightshade (atropa belladonna) and devil's trumpet (datura stramonium). chemistry synthesis it can be prepared by hydrolysis of atropine or other solanaceous alkaloids.