Reaxys':'Find'C h emical'Substanc e'Properties'an d ' R eactions'in'Literature'!See!the!Research!Guide!from!the!Shapiro!Science!Library!for!tutorials!on!using!Reaxys!!http://guides.lib.umich.edu/chem216!!!!Organic!chemists!often!search!for!substance!properties!and!reactions!in!literature!to!identify!experimental!conditions!and/or!compare!results!with!their!own!experiments.!What!is!the!most!efficient!way!to!search!these!data?!Before!answering!this!question,!we!need!to!understand!the!scholarly!communication!cycle!in!organic!chemistry.!!!!Organic!chemists!usually!publish!their!original!research,!such!as!new!substance!property!data,!synthesis!methods,!and!reactions,!in!original!literature!and!we!call!them!primary!sources!(See!table!C‐1).!The!primary!source!is!then!indexed!and!made!searchable!by!various!databases!and!search!engines,!which!are!called!secondary!sources.!Data!in!primary!sources!can!also!be!extracted!from!the!original!publication,!organized!and!even!evaluated!in!review!articles,!handbooks,!and!value‐added!databases!etc.!We!call!these!value‐added!publications!tertiary!sources.!Reaxys!is!one!of!the!tertiary!sources!widely!used!in!Organic,!Inorganic!and!Organometallic!Chemistry!fields.!!!Table!C‐1!Examples!of!Primary,!Secondary,!and!Tertiary!Sources!Primary!Sources!Secondary!Sources!Tertiary!Sources!Research!articles!Google!(Scholar)!!Review!articles!Lab!reports!and!data!sets!Web!of!Science!Books,!handbooks,!and!textb o o k s !Patents!PubMed!Wikipedia!Research!blogs!Scopus!Reaxys!and!SciFinder!……!……!……!!When!we!need!to!search!for!substance!properties!and!reactions,!we!usually!start!with!the!tertiary!sources!and!then!track!back!to!the!primary!sources!for!details!if!needed.!For!example,!you!may!look!for!the!melting!point!of!a!substance!in!Reaxys.!Once!you!find!the!substance,!you!can!read!the!melting!point!under!the!“Physical!Data”!tab!directly.!(Remember!to!cite!the!source!when!you!write!your!lab!report!or!paper.)!But!if!you!need!more!details!about!how!the!melting!point!was!measured!and!what!solvent!was!used!for!recrystallization,!you!will!have!to!read!the!reference!linked!to!the!melting!point.!In!Reaxys,!the!blue!“MGetIt”!link!under!each!reference!usually!can!take!you!to!full!text!articles!subscribed!by!the!University!of!Michigan!Library!(See!the!Research!Guide!at!http://guides.lib.umich.edu/chem216!for!details).!!!!Here!are!a!couple!of!examples!on!using!Reaxys!in!Chem!216.!!1.!Find!property!data!and!determine!experiment!conditions!(E.g.!Experiment!4!Pre‐Lab!Instructions!4)!!2.!Find!spectra!or!spectroscopic!data!to!confirm!proposed!structures!based!on!experimental!results!(E.g.!Experiment!8)!!Q&A!How'can'I'access'Reaxys?'The!database!is!available!through!the!following!link.!http://proxy.lib.umich.edu/login?url=https://www.reaxys.com!!How'do'I'learn'to'use'Reaxys?''Tutorials!are!available!at!http://guides.lib.umich.edu/chem216!for!you!to!learn!searching!substance!properties!and!spectral!data!through!structure!search!in!Reaxys!and!other!means.!!Please!navigate!through!different!topics!using!the!tabs!on!the!top!of!the!page.!!Where'can'I'get'help?''Chemistry!Librarian,!Ye!Li,!is!available!to!answer!any!questions!you!may!have!for!finding!substance!properties!and!spectral!data!from!Reaxys!or!other!sources.!There!are!three!ways!for!you!to!ask!questions.!!!1. Come!to!Ye!Li’s!Office!hours!at!the!Science!Learning!Center!(SLC)!Alcove!5.!She!is!available!1:00pm‐2:00pm!on!Mondays!and!11:00am‐12:00pm!on!Fridays!during!Winter!and!Fall!semesters.!Check!the!latest!schedule!at!the!guide!page!http://guides.lib.umich.edu/chem216!.!!2. Visit!Shapiro!Science!Library!Reference!Desk!(3rd!floor!Shapiro!Library)!10am‐5pm!M‐F!or!call!(734)936‐2327.!3.
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