PMC:7571312 / 45487-45743 JSONTXT

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T438","span":{"begin":0,"end":1},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"},{"id":"T439","span":{"begin":187,"end":189},"obj":"http://purl.obolibrary.org/obo/CLO_0001382"}],"text":"A solution of tert-butyl ((1S)-3-chloro-2-oxo-1-{[(3S)-2-oxopyrrolidin-3-yl]methyl}propyl)carbamate (1.26 g, 4.3 mmol) in dichloromethane (107 mL) at 0 °C under nitrogen was treated with 48% hydrobromic acid (0.48 mL, 4.3 mmol) with effervescence observed."}

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{"project":"LitCovid-sentences","denotations":[{"id":"T305","span":{"begin":0,"end":256},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"A solution of tert-butyl ((1S)-3-chloro-2-oxo-1-{[(3S)-2-oxopyrrolidin-3-yl]methyl}propyl)carbamate (1.26 g, 4.3 mmol) in dichloromethane (107 mL) at 0 °C under nitrogen was treated with 48% hydrobromic acid (0.48 mL, 4.3 mmol) with effervescence observed."}

{"project":"LitCovid-PubTator","denotations":[{"id":"1078","span":{"begin":14,"end":99},"obj":"Chemical"},{"id":"1079","span":{"begin":122,"end":137},"obj":"Chemical"},{"id":"1080","span":{"begin":161,"end":169},"obj":"Chemical"},{"id":"1081","span":{"begin":191,"end":207},"obj":"Chemical"}],"attributes":[{"id":"A1079","pred":"tao:has_database_id","subj":"1079","obj":"MESH:D008752"},{"id":"A1080","pred":"tao:has_database_id","subj":"1080","obj":"MESH:D009584"},{"id":"A1081","pred":"tao:has_database_id","subj":"1081","obj":"MESH:D018054"}],"namespaces":[{"prefix":"Tax","uri":"https://www.ncbi.nlm.nih.gov/taxonomy/"},{"prefix":"MESH","uri":"https://id.nlm.nih.gov/mesh/"},{"prefix":"Gene","uri":"https://www.ncbi.nlm.nih.gov/gene/"},{"prefix":"CVCL","uri":"https://web.expasy.org/cellosaurus/CVCL_"}],"text":"A solution of tert-butyl ((1S)-3-chloro-2-oxo-1-{[(3S)-2-oxopyrrolidin-3-yl]methyl}propyl)carbamate (1.26 g, 4.3 mmol) in dichloromethane (107 mL) at 0 °C under nitrogen was treated with 48% hydrobromic acid (0.48 mL, 4.3 mmol) with effervescence observed."}