23-01-2020 дата публикации
Номер: US20200027666A1
Принадлежит:
A bichromic bipodal triphenyl amine based dye of the following formula: 18-. (canceled)13. The process of wherein I) is N-bromosuccinimide (1.10 eq) claim 11 , THF-EtOAc (1:1) claim 11 , 2 days; II) Pd(PPh)(0.10 eq) claim 11 , NaOH (8 eq) claim 11 , THF:water (9:1) claim 11 , reflux 12 hours; III) cyanoacetic acid (4 eq) claim 11 , piperidine (0.25 eq) claim 11 , CHCb claim 11 , reflux 8 hours; IV) acetic acid:water (2:1) claim 11 , reflux 12 hours; V) 1) n-BuLi (1.2 eq) dropwise claim 11 , −78° C. dry THF 2) −78° C. 15 min 3) boronic ester (2 eq) one portion claim 11 , −78° C. 4) MeOH quench; VI) Ethylene glycol (3 mL) claim 11 , p-TsOH (0.2 eq) claim 11 , toluene (50 mL) claim 11 , Dean-Stark claim 11 , reflux overnight.14. The process of wherein I) is N-bromosuccinimide (1.10 eq) claim 12 , THF-EtOAc (1:1) claim 12 , 2 days; II) Pd(PPh)(0.10 eq) claim 12 , NaOH (8 eq) claim 12 , THF:water (9:1) claim 12 , reflux 12 hours; III) cyanoacetic acid (4 eq) claim 12 , piperidine (0.25 eq) claim 12 , CHCb claim 12 , reflux 8 hours; IV) acetic acid:water (2:1) claim 12 , reflux 12 hours; V) 1) n-BuLi (1.2 eq) dropwise claim 12 , −78° C. dry THF 2) −78° C. 15 min 3) boronic ester (2 eq) one portion claim 12 , −78° C. 4) MeOH quench; VI) Ethylene glycol (3 mL) claim 12 , p-TsOH (0.2 eq) claim 12 , toluene (50 mL) claim 12 , Dean-Stark claim 12 , reflux overnight.15. Use of the dye in a dye-sensitized solar cell (DSSC) at diffuse light levels lower than about 100 mWcm.16. Use of the dye in a dye-sensitized solar cell (DSSC) at diffuse light levels lower than about 100 mWcm.17. Use of the dye of in a dye-sensitized solar cell (DSSC) at diffuse light levels at about 25 mWcmto 5 mWcm.18. Use of the dye of in a dye-sensitized solar cell (DSSC) at diffuse light levels at about 25 mWcmto 5 mWcm.19. Use of the dye of in a dye-sensitized solar cell (DSSC) at diffuse light levels over than from about 10 mWcm.20. Use of the dye of in a dye-sensitized solar cell (DSSC) at diffuse light ...
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