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
Pt/TiO2 was prepared by impregnation method and characterized with XRD、 BET and XRD results showed TiO2 as prepared was anatase and the average particle sizewas about17 nm.The results of the photocatalytic degradatio...Pt/TiO2 was prepared by impregnation method and characterized with XRD、 BET and XRD results showed TiO2 as prepared was anatase and the average particle sizewas about17 nm.The results of the photocatalytic degradation of 3-methyl indole suggested that the influences of Pt amount and loading amount of catalytics have obvious effect to catalyst activity.The concentration of flow rate and consistence obviously influenced the 3-methyl indole photocatalytic degradation.展开更多
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Pt/TiO2 was prepared by impregnation method and characterized with XRD、 BET and XRD results showed TiO2 as prepared was anatase and the average particle sizewas about17 nm.The results of the photocatalytic degradation of 3-methyl indole suggested that the influences of Pt amount and loading amount of catalytics have obvious effect to catalyst activity.The concentration of flow rate and consistence obviously influenced the 3-methyl indole photocatalytic degradation.