Alcian blue is an extractive from the natural plant.It is one of the water soluble dyes.The title compound was synthesized by chloromethylating of copper phthalocyanine using n octyl chloromethyl ether,paraformaldehyd...Alcian blue is an extractive from the natural plant.It is one of the water soluble dyes.The title compound was synthesized by chloromethylating of copper phthalocyanine using n octyl chloromethyl ether,paraformaldehyde and alumium chloride in triethylamine,and by reacting of chloromethylated phthalocyanine and 1.1.3.3 tetramethyl 2 thiouren.展开更多
The synthesis of an new photochromical compound,1,3,3 trimethyl 6′ (1 piperidinyl) spiro[2h indole 2,3′ [3H]pyridobenzoxazine (SP3),and an improved way for the synthesis of 6 hydroxyquinoline were descrided.The abso...The synthesis of an new photochromical compound,1,3,3 trimethyl 6′ (1 piperidinyl) spiro[2h indole 2,3′ [3H]pyridobenzoxazine (SP3),and an improved way for the synthesis of 6 hydroxyquinoline were descrided.The absorption spectrum of the colored metastable form SP3 shows prominent absorption peak at 560nm at 60℃?展开更多
The 6bromo1,3benzodiozole4carbonaldehyde was synthesized by using 2hydroxy3methoxy benzaldehyde as an original reactant, through three steps of bromination, demethylation and methylenation. The title compound was iden...The 6bromo1,3benzodiozole4carbonaldehyde was synthesized by using 2hydroxy3methoxy benzaldehyde as an original reactant, through three steps of bromination, demethylation and methylenation. The title compound was identified by elemental analysis. IR, 1HNMR and MS. The melting point was 113114℃ determined with macroscope melting instrument and was 113.8℃ determined with DSC.展开更多
文摘Alcian blue is an extractive from the natural plant.It is one of the water soluble dyes.The title compound was synthesized by chloromethylating of copper phthalocyanine using n octyl chloromethyl ether,paraformaldehyde and alumium chloride in triethylamine,and by reacting of chloromethylated phthalocyanine and 1.1.3.3 tetramethyl 2 thiouren.
文摘The synthesis of an new photochromical compound,1,3,3 trimethyl 6′ (1 piperidinyl) spiro[2h indole 2,3′ [3H]pyridobenzoxazine (SP3),and an improved way for the synthesis of 6 hydroxyquinoline were descrided.The absorption spectrum of the colored metastable form SP3 shows prominent absorption peak at 560nm at 60℃?
文摘The 6bromo1,3benzodiozole4carbonaldehyde was synthesized by using 2hydroxy3methoxy benzaldehyde as an original reactant, through three steps of bromination, demethylation and methylenation. The title compound was identified by elemental analysis. IR, 1HNMR and MS. The melting point was 113114℃ determined with macroscope melting instrument and was 113.8℃ determined with DSC.