Categories Articles Butorphanol Post author By forendex.southernforensic CSA Names: Butorphanol CSA Location: Schedule IV Section (g) Subsection (2) DEA code 9720 CSA History: 62 FR 37004 proposed to add on 10 Jul 1997 62 FR 51370 added effective 31 Oct 1997 Names: 17-(Cyclobutylmethyl)morphinan-3,14-diol (IUPAC) Molecular formula: C21H29NO2 Nominal mass: 327 Average mass: 327.4605 Monoisotopic mass: 327.219829 CAS registry number: 42408-82-2 ChemSpider: 16735714 PubChem: 5361092 Wikipedia: Butorphanol Erowid: Drugs-Forum: Bluelight: Standard InChI: InChI=1S/C21H29NO2/c23-17-7-6-16-12-19-21(24)9-2-1-8-20(21,18(16)13-17)10-11-22(19)14-15-4-3-5-15/h6-7,13,15,19,23-24H,1-5,8-12,14H2/t19-,20+,21-/m1/s1 Standard InChI key: IFKLAQQSCNILHL-QHAWAJNXSA-N SMILES: Oc1ccc2c(c1)[C@]13CCCC[C@]3([C@@H](C2)N(CC1)CC1CCC1)O Tags: USCSA ← Beta-hydroxyfentanyl → 4-MTA