Witryna1 maj 2002 · Complexation of Ni(II), Co(II) and Zn(II) with the photomerocyanines obtained under steady irradiation of spiroindolinonaphthooxazines containing … WitrynaThe first near-infrared fluorescent naphthooxazine dyes. No solid-state fluorescence is observed for 9-(diethylamino)benzo[a]phenoxazin-5-one (Nile Red). However, 9 …
CN104045603A - 2,3-diaryl-1,3-naphthooxazine compound with …
Witryna1. A photochromic material comprising a mixture of a styrene-based oligomer having a weight average molecular weight of from 200 to 6000 and a photochromic compound selected from the group consisting of spirooxazine derivatives and spiropyran derivatives, wherein the photochromic compound is dissolved in the styrene-based oligomer. 2. WitrynaThe novel 2,3-diaryl-1,3-naphthooxazine compound has good bactericidal activity on pathogenic bacteria of crops.The formula (I) is described in the specification. The … linear instability analysis
Photochemical properties of a photochromic ... - ScienceDirect
WitrynaThe substituents in the 5-position of the indoline moiety and 9′-position of the naphthooxazine moiety affect the system mainly through electronic effects. A … Witrynanaphthooxazine indolino spiro spiro indolino Prior art date 1984-07-06 Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed … Witrynainto naphthooxazine dye might be effective to prevent its intermo-lecular interactions. We report herein NIR solid-state fluorescent naphthooxazine dyes. 9-(Dialkylamino)benzo[a]phenoxazin-5-ones 14–20 were pre-pared as shown in Scheme 1. 5-Dialkylamino-2-nitrosophenol hydrochloric acid salts 1 and 2 were allowed to react … hot rod brown