| 单词 | cyclopropane |
| 释义 | cyclopropane[ sahy-kluh-proh-peyn, sik-luh- ] / ˌsaɪ kləˈproʊ peɪn, ˌsɪk lə- / noun Chemistry, Pharmacology.a colorless, flammable gas, C3H6, used in organic synthesis and in medicine as an anesthetic. Also called trimethylene. Origin of cyclopropaneFirst recorded in 1890–95; cyclo- + propane Words nearby cyclopropanecyclophosphamide, cyclophotocoagulation, cyclopia, cycloplegia, cycloplegic, cyclopropane, Cyclops, cyclorama, cyclosilicate, cyclosis, cyclosporin Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for cyclopropanecyclopropane / (ˌsaɪkləʊˈprəʊpeɪn, ˌsɪk-) / nouna colourless flammable gaseous hydrocarbon, used in medicine as an anaesthetic; trimethylene. It is a cycloalkane with molecules containing rings of three carbon atoms. Formula: C 3 H 6; boiling pt: –34°C Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Scientific definitions for cyclopropanecyclopropane [ sī′klə-prō′pān′, sĭk′lə- ] A highly flammable, explosive, colorless gas that was once in wide use as an anesthetic but has been mostly replaced by less flammable gases. The three carbon atoms of cyclopropane form a triangular ring. Chemical formula: C3H6. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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