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The synthesis of mono- and bis-l,3-diazabicyclo[3.1.0]hex-3-ene derivatives with indole ring and p-phenylene spacer,which behave as photochromic materials,is reported.The structure-photochromic behavior relationship(SPBR) of the synthesized compounds has been analyzed.
The synthesis of mono- and bis-l, 3-diazabicyclo [3.1.0] hex-3-ene derivatives with indole ring and p-phenylene spacer, which behave as photochromic materials, is reported. The structure-photochromic behavior relationship (SPBR ) of the synthesized compounds has been analyzed.