{"id":"https://openalex.org/W4308331248","doi":"https://doi.org/10.3390/molecules27217556","title":"A Novel Fluorescent Probe for Determination of pH and Viscosity Based on a Highly Water-Soluble 1,8-Naphthalimide Rotor","display_name":"A Novel Fluorescent Probe for Determination of pH and Viscosity Based on a Highly Water-Soluble 1,8-Naphthalimide Rotor","publication_year":2022,"publication_date":"2022-11-04","ids":{"openalex":"https://openalex.org/W4308331248","doi":"https://doi.org/10.3390/molecules27217556","pmid":"https://pubmed.ncbi.nlm.nih.gov/36364383","pmcid":"https://www.ncbi.nlm.nih.gov/pmc/articles/9657100"},"language":"en","primary_location":{"id":"doi:10.3390/molecules27217556","doi":"https://doi.org/10.3390/molecules27217556","is_oa":true,"landing_page_url":"https://doi.org/10.3390/molecules27217556","pdf_url":"https://www.mdpi.com/1420-3049/27/21/7556/pdf?version=1667547061","source":{"id":"https://openalex.org/S108911230","display_name":"Molecules","issn_l":"1420-3049","issn":["1420-3049","1433-1373"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","medline","poland-140","russia-white-list-1"],"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Molecules","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/1420-3049/27/21/7556/pdf?version=1667547061","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5082773772","display_name":"Ventsislav V. Bakov","orcid":"https://orcid.org/0000-0003-3867-9365","observed_orcids":["https://orcid.org/0000-0003-3867-9365"]},"institutions":[{"id":"https://openalex.org/I4210148616","display_name":"University of Chemical Technology and Metallurgy","ror":"https://ror.org/0402pty94","country_code":"BG","type":"education","lineage":["https://openalex.org/I4210148616"]}],"countries":["BG"],"is_corresponding":false,"raw_author_name":"Ventsislav V. Bakov","raw_affiliation_strings":["Department of Organic Synthesis, University of Chemical Technology and Metallurgy, 8 Kliment Ohridsky Str., 1756 Sofia, Bulgaria"],"raw_orcid":"https://orcid.org/0000-0003-3867-9365","affiliations":[{"raw_affiliation_string":"Department of Organic Synthesis, University of Chemical Technology and Metallurgy, 8 Kliment Ohridsky Str., 1756 Sofia, Bulgaria","institution_ids":["https://openalex.org/I4210148616"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5022899305","display_name":"Nikolai I. Georgiev","orcid":"https://orcid.org/0000-0002-0807-9361","observed_orcids":["https://orcid.org/0000-0002-0807-9361"]},"institutions":[{"id":"https://openalex.org/I4210148616","display_name":"University of Chemical Technology and Metallurgy","ror":"https://ror.org/0402pty94","country_code":"BG","type":"education","lineage":["https://openalex.org/I4210148616"]}],"countries":["BG"],"is_corresponding":true,"raw_author_name":"Nikolai I. Georgiev","raw_affiliation_strings":["Department of Organic Synthesis, University of Chemical Technology and Metallurgy, 8 Kliment Ohridsky Str., 1756 Sofia, Bulgaria"],"raw_orcid":"https://orcid.org/0000-0002-0807-9361","affiliations":[{"raw_affiliation_string":"Department of Organic Synthesis, University of Chemical Technology and Metallurgy, 8 Kliment Ohridsky Str., 1756 Sofia, Bulgaria","institution_ids":["https://openalex.org/I4210148616"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5006519775","display_name":"Vladimir B. Bojinov","orcid":"https://orcid.org/0000-0003-3117-8525","observed_orcids":["https://orcid.org/0000-0003-3117-8525"]},"institutions":[{"id":"https://openalex.org/I24768866","display_name":"Bulgarian Academy of Sciences","ror":"https://ror.org/01x8hew03","country_code":"BG","type":"government","lineage":["https://openalex.org/I24768866"]},{"id":"https://openalex.org/I4210148616","display_name":"University of Chemical Technology and Metallurgy","ror":"https://ror.org/0402pty94","country_code":"BG","type":"education","lineage":["https://openalex.org/I4210148616"]}],"countries":["BG"],"is_corresponding":true,"raw_author_name":"Vladimir B. Bojinov","raw_affiliation_strings":["Bulgarian Academy of Sciences, 1040 Sofia, Bulgaria","Department of Organic Synthesis, University of Chemical Technology and Metallurgy, 8 Kliment Ohridsky Str., 1756 Sofia, Bulgaria"],"raw_orcid":"https://orcid.org/0000-0003-3117-8525","affiliations":[{"raw_affiliation_string":"Bulgarian Academy of Sciences, 1040 Sofia, Bulgaria","institution_ids":["https://openalex.org/I24768866"]},{"raw_affiliation_string":"Department of Organic Synthesis, University of Chemical Technology and Metallurgy, 8 Kliment Ohridsky Str., 1756 Sofia, Bulgaria","institution_ids":["https://openalex.org/I4210148616"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5006519775","https://openalex.org/A5022899305"],"corresponding_institution_ids":["https://openalex.org/I24768866","https://openalex.org/I4210148616"],"apc_list":{"value":2300,"currency":"CHF","value_usd":2408},"apc_paid":{"value":2300,"currency":"CHF","value_usd":2408},"fwci":1.7309,"has_fulltext":true,"cited_by_count":27,"citation_normalized_percentile":{"value":0.8356935,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":99},"biblio":{"volume":"27","issue":"21","first_page":"7556","last_page":"7556"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10532","display_name":"Molecular Sensors and Ion Detection","score":0.8794000148773193,"subfield":{"id":"https://openalex.org/subfields/1607","display_name":"Spectroscopy"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10532","display_name":"Molecular Sensors and Ion Detection","score":0.8794000148773193,"subfield":{"id":"https://openalex.org/subfields/1607","display_name":"Spectroscopy"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11129","display_name":"Photochemistry and Electron Transfer Studies","score":0.05889999866485596,"subfield":{"id":"https://openalex.org/subfields/1606","display_name":"Physical and Theoretical Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11240","display_name":"Luminescence and Fluorescent Materials","score":0.04560000076889992,"subfield":{"id":"https://openalex.org/subfields/2505","display_name":"Materials Chemistry"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/1-8-naphthalimide","display_name":"1,8-naphthalimide","score":0.9470000267028809},{"id":"https://openalex.org/keywords/fluorescent-probes","display_name":"fluorescent probes","score":0.8230000138282776},{"id":"https://openalex.org/keywords/ph-sensing","display_name":"pH sensing","score":0.9649999737739563},{"id":"https://openalex.org/keywords/viscosity-sensing","display_name":"viscosity sensing","score":0.996999979019165},{"id":"https://openalex.org/keywords/molecular-rotors","display_name":"molecular rotors","score":0.8889999985694885},{"id":"https://openalex.org/keywords/4-methylpiperazine","display_name":"4-methylpiperazine","score":0.8550000190734863},{"id":"https://openalex.org/keywords/protonation","display_name":"protonation","score":0.7149999737739563},{"id":"https://openalex.org/keywords/water-soluble-fluorophores","display_name":"water-soluble fluorophores","score":0.8500000238418579},{"id":"https://openalex.org/keywords/aqueous-solutions","display_name":"aqueous solutions","score":0.47600001096725464}],"concepts":[{"id":"https://openalex.org/C2778617687","wikidata":"https://www.wikidata.org/wiki/Q2448456","display_name":"Fluorophore","level":3,"score":0.8674023151397705},{"id":"https://openalex.org/C91881484","wikidata":"https://www.wikidata.org/wiki/Q191807","display_name":"Fluorescence","level":2,"score":0.8276721835136414},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.7802729606628418},{"id":"https://openalex.org/C184651966","wikidata":"https://www.wikidata.org/wiki/Q906356","display_name":"Aqueous solution","level":2,"score":0.6990646123886108},{"id":"https://openalex.org/C30095370","wikidata":"https://www.wikidata.org/wiki/Q899488","display_name":"Protonation","level":3,"score":0.6332751512527466},{"id":"https://openalex.org/C75473681","wikidata":"https://www.wikidata.org/wiki/Q188651","display_name":"Photochemistry","level":1,"score":0.6092047095298767},{"id":"https://openalex.org/C127172972","wikidata":"https://www.wikidata.org/wiki/Q128709","display_name":"Viscosity","level":2,"score":0.5982840061187744},{"id":"https://openalex.org/C131779359","wikidata":"https://www.wikidata.org/wiki/Q471875","display_name":"Amine gas treating","level":2,"score":0.5384580492973328},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.2136073112487793},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.1374422013759613},{"id":"https://openalex.org/C145148216","wikidata":"https://www.wikidata.org/wiki/Q36496","display_name":"Ion","level":2,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D005456","descriptor_name":"Fluorescent Dyes","qualifier_ui":"Q000737","qualifier_name":"chemistry","is_major_topic":true},{"descriptor_ui":"D006863","descriptor_name":"Hydrogen-Ion Concentration","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D014783","descriptor_name":"Viscosity","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D014867","descriptor_name":"Water","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D053644","descriptor_name":"Naphthalimides","qualifier_ui":"Q000737","qualifier_name":"chemistry","is_major_topic":true}],"locations_count":5,"locations":[{"id":"doi:10.3390/molecules27217556","doi":"https://doi.org/10.3390/molecules27217556","is_oa":true,"landing_page_url":"https://doi.org/10.3390/molecules27217556","pdf_url":"https://www.mdpi.com/1420-3049/27/21/7556/pdf?version=1667547061","source":{"id":"https://openalex.org/S108911230","display_name":"Molecules","issn_l":"1420-3049","issn":["1420-3049","1433-1373"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","medline","poland-140","russia-white-list-1"],"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Molecules","raw_type":"journal-article"},{"id":"pmid:36364383","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/36364383","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Molecules (Basel, Switzerland)","raw_type":"Journal Article"},{"id":"pmh:oai:pubmedcentral.nih.gov:9657100","doi":null,"is_oa":true,"landing_page_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC9657100/","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Molecules","raw_type":"Text"},{"id":"pmh:oai:bpos.bg:69554","doi":null,"is_oa":true,"landing_page_url":"https://rlib.uctm.edu/handle/123456789/754","pdf_url":null,"source":{"id":"https://openalex.org/S7407055231","display_name":"Bulgarian Portal for Open Science","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"https://www.scopus.com/inward/record.uri?partnerID=HzOxMe3b&scp=85141614937&origin=inward","raw_type":"research article"},{"id":"pmh:oai:doaj.org/article:11a19e50b4d4432ca84973c20501009f","doi":null,"is_oa":true,"landing_page_url":"https://doaj.org/article/11a19e50b4d4432ca84973c20501009f","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Molecules, Vol 27, Iss 21, p 7556 (2022)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.3390/molecules27217556","doi":"https://doi.org/10.3390/molecules27217556","is_oa":true,"landing_page_url":"https://doi.org/10.3390/molecules27217556","pdf_url":"https://www.mdpi.com/1420-3049/27/21/7556/pdf?version=1667547061","source":{"id":"https://openalex.org/S108911230","display_name":"Molecules","issn_l":"1420-3049","issn":["1420-3049","1433-1373"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","medline","poland-140","russia-white-list-1"],"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Molecules","raw_type":"journal-article"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320321843","display_name":"Bulgarian National Science Fund","ror":"https://ror.org/05eg49r29"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4308331248.pdf","grobid_xml":"https://content.openalex.org/works/W4308331248.grobid-xml"},"referenced_works_count":60,"referenced_works":["https://openalex.org/W1461892576","https://openalex.org/W1752642193","https://openalex.org/W1964428375","https://openalex.org/W1982467648","https://openalex.org/W2006014502","https://openalex.org/W2009770495","https://openalex.org/W2023294828","https://openalex.org/W2048722243","https://openalex.org/W2057014904","https://openalex.org/W2068051152","https://openalex.org/W2091516180","https://openalex.org/W2104296830","https://openalex.org/W2161475116","https://openalex.org/W2178112146","https://openalex.org/W2235131684","https://openalex.org/W2269445948","https://openalex.org/W2279948652","https://openalex.org/W2313495173","https://openalex.org/W2321291727","https://openalex.org/W2334682013","https://openalex.org/W2346169352","https://openalex.org/W2627088139","https://openalex.org/W2735399951","https://openalex.org/W2736569173","https://openalex.org/W2751319645","https://openalex.org/W2754597756","https://openalex.org/W2794475374","https://openalex.org/W2799275461","https://openalex.org/W2799442243","https://openalex.org/W2800345454","https://openalex.org/W2806673400","https://openalex.org/W2884288374","https://openalex.org/W2885373182","https://openalex.org/W2891946715","https://openalex.org/W2892556516","https://openalex.org/W2905031569","https://openalex.org/W2907812518","https://openalex.org/W2936552414","https://openalex.org/W2942700226","https://openalex.org/W2959942550","https://openalex.org/W2964700256","https://openalex.org/W2969871804","https://openalex.org/W2974425705","https://openalex.org/W3008668545","https://openalex.org/W3023671664","https://openalex.org/W3037685545","https://openalex.org/W3095074933","https://openalex.org/W3110410010","https://openalex.org/W3128160835","https://openalex.org/W3166496484","https://openalex.org/W3175140749","https://openalex.org/W3194602919","https://openalex.org/W3194950237","https://openalex.org/W3214786506","https://openalex.org/W4200290406","https://openalex.org/W4225157610","https://openalex.org/W4228997901","https://openalex.org/W4229015520","https://openalex.org/W4281567655","https://openalex.org/W4283751871"],"related_works":["https://openalex.org/W4283751871","https://openalex.org/W3037685545","https://openalex.org/W2941184706","https://openalex.org/W4409919871","https://openalex.org/W2377425205","https://openalex.org/W2068051152","https://openalex.org/W2601847991","https://openalex.org/W4398147084","https://openalex.org/W2042472501","https://openalex.org/W7213956330"],"abstract_inverted_index":{"A":[0],"novel":[1,109],"highly":[2],"water-soluble":[3],"1,8-naphthalimide":[4,48],"with":[5,65],"pH":[6],"and":[7,12,28,82,158],"viscosity-sensing":[8,159],"fluorescence":[9,133],"was":[10,17,53,58,84,130],"synthesized":[11,15,152],"investigated.":[13],"The":[14,55,119,142],"compound":[16,75,153],"designed":[18],"as":[19,91,156],"a":[20,25,38,50,136],"molecular":[21,26,29,41,56],"device":[22],"in":[23,63,78,161],"which":[24,115,129],"rotor":[27],"\"off-on\"":[30],"switcher":[31],"were":[32,76],"integrated.":[33],"In":[34],"order":[35],"to":[36,99,154],"obtain":[37],"TICT":[39,106,127],"driven":[40],"motion":[42,57],"at":[43],"C-4":[44],"position":[45],"of":[46,72,104,121,139,150],"the":[47,69,73,100,105,108,122,126,140,147,151],"fluorophore,":[49,107],"4-methylpiperazinyl":[51],"fragment":[52],"introduced.":[54],"confirmed":[59],"after":[60],"photophysical":[61],"investigation":[62],"solvents":[64],"different":[66],"viscosity;":[67],"furthermore,":[68],"fluorescence-sensing":[70],"properties":[71],"examined":[74],"investigated":[77],"100%":[79],"aqueous":[80,162],"medium":[81],"it":[83,87],"found":[85],"that":[86],"could":[88],"be":[89],"used":[90],"an":[92],"efficient":[93],"fluorescent":[94],"probe":[95],"for":[96],"pH.":[97],"Due":[98],"non-emissive":[101],"deexcitation":[102],"nature":[103],"system":[110],"showed":[111],"low":[112],"yellow-green":[113],"emission,":[114],"represented":[116],"\"power-on\"/\"rotor-on\"":[117],"state.":[118],"protonation":[120],"methylpiperazine":[123],"amine":[124],"destabilized":[125],"process,":[128],"accompanied":[131],"by":[132],"enhancement":[134],"indicating":[135],"\"power-on\"/\"rotor-off\"":[137],"state":[138],"system.":[141],"results":[143],"obtained":[144],"clearly":[145],"illustrated":[146],"great":[148],"potential":[149],"serve":[155],"pH-":[157],"material":[160],"solution.":[163]},"counts_by_year":[{"year":2026,"cited_by_count":8},{"year":2025,"cited_by_count":7},{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":7},{"year":2022,"cited_by_count":1}],"updated_date":"2026-11-10T11:39:43.021295","created_date":"2022-11-11T00:00:00"}
