Polynitrogen compounds and uses thereof as fluorescent chromophores
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United States of America Patent
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Mar 23, 2021
Grant Date -
Jul 12, 2018
app pub date -
Jul 19, 2016
filing date -
Jul 20, 2015
priority date (Note) -
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status (Latency Note)
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Abstract
The present invention relates to the use, as a fluorescent chromophore, of a compound with formula (I) wherein: A1 is —N— or —C(Y1)—; A2 is —N— or —C(Y2)—; A3 is —N— or —C(Y3)—; A4 is —N— or —C(Y4)—; at least one of A1, A2, A3 and A4 representing —N—; X1 is —N— or —C(Y5)—; X2 is —N— or —C(Y6)—; X3 is —N— or —C(Y7)—; and Y1, Y2, Y3, Y4, Y5, Y6 and Y7 are in particular chosen independently of one another from the group made up of: H, electron-donor groups and electron-attracting groups.
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International Classification(s)
- C09K:MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED ....
- H01L:SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICE....
- C07F:ACYCLIC, CARBOCYCLIC, OR HETEROCYCLIC COMPOUNDS CO....
- C07D:HETEROCYCLIC COMPOUNDS
- G01N:INVESTIGATING OR ANALYSING MATERIALS BY DETERMININ....
- C07B:GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS TH....
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