{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,2]],"date-time":"2026-09-02T10:19:37Z","timestamp":1788344377575,"version":"build-2803163510"},"reference-count":85,"publisher":"American Chemical Society (ACS)","issue":"12","license":[{"start":{"date-parts":[[2018,12,21]],"date-time":"2018-12-21T00:00:00Z","timestamp":1545350400000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/pubs.acs.org\/page\/policy\/authorchoice_termsofuse.html"}],"funder":[{"DOI":"10.13039\/501100005375","name":"Latvijas Zinatnes Padome","doi-asserted-by":"publisher","award":["LZP-2018\/1-0315"],"award-info":[{"award-number":["LZP-2018\/1-0315"]}],"id":[{"id":"10.13039\/501100005375","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":[],"published-print":{"date-parts":[[2018,12,31]]},"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:p>The use of liquid sulfur dioxide as a reaction solvent to promote chemical transformations of alkynes has been explored. First, a combination of liquid SO2 and In(OTf)3 or Hf(OTf)4 as a catalyst allows to perform hydration of aryl alkynes under mild conditions without a direct addition of Br\u00f8nsted acid. Second, novel catalyst-free conditions for the synthesis of \u03b1-vinyl iodides, bromides, and chlorides from aryl alkynes have been developed in liquid SO2 using group I and II metal halides and ammonium iodide as the halide ion sources.<\/jats:p>","DOI":"10.1021\/acsomega.8b01630","type":"journal-article","created":{"date-parts":[[2018,12,21]],"date-time":"2018-12-21T15:24:34Z","timestamp":1545405874000},"page":"18065-18077","source":"Crossref","is-referenced-by-count":15,"title":["In(III) and Hf(IV) Triflate-Catalyzed Hydration and\nCatalyst-free Hydrohalogenation of Aryl Acetylenes in Liquid Sulfur\nDioxide"],"prefix":"10.1021","volume":"3","author":[{"given":"Krista","family":"Suta","sequence":"first","affiliation":[{"name":"Riga Technical University , , P.\u00a0Valdena Street 3 , ,","place":["Riga, Latvia, LV-1048"]}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-5227-0369","authenticated-orcid":true,"given":"Ma\u0305ris","family":"Turks","sequence":"additional","affiliation":[{"name":"Riga Technical University , , P.\u00a0Valdena Street 3 , ,","place":["Riga, Latvia, LV-1048"]}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"316","published-online":{"date-parts":[[2018,12,21]]},"reference":[{"key":"2026090206005982100_cit1","doi-asserted-by":"publisher","first-page":"1121","DOI":"10.1055\/s-2007-966002","article-title":"Catalytic Hydration\nof Alkynes and Its Application\nin Synthesis","volume":"2007","author":"Hintermann","year":"2007","journal-title":"Synthesis"},{"key":"2026090206005982100_cit2","doi-asserted-by":"publisher","first-page":"3079","DOI":"10.1021\/cr0201068","article-title":"Transition-Metal-Catalyzed Addition\nof Heteroatom-Hydrogen Bonds to Alkynes","volume":"104","author":"Alonso","year":"2004","journal-title":"Chem.\nRev."},{"key":"2026090206005982100_cit3","doi-asserted-by":"publisher","first-page":"3368","DOI":"10.1002\/anie.200300616","article-title":"Catalytic Markovnikov\nand anti-Markovnikov Functionalization of Alkenes and Alkynes: Recent\nDevelopments and Trends","volume":"43","author":"Beller","year":"2004","journal-title":"Angew. 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