Research on coarse compound in 7A52 alloy ingot casting

The coarse compound in ingots is in fact the primary crystal segregation compound.

Research and application of calixpyrrole macrocyclic compound;

Two furazan macrocyclic compounds 3,47,811,1215, 16-tetrafurazan-1,5,9,13-tetrazocyclohexadecane (TATF) and 3,47,811,1215,16-tetrafurazan-1,9-dioxazo-5,13-diazocyclohexadecane (DOATF) were synthesized by using 3,4-diaminofurazan(DAF) .

Classification of macrocyclic compounds containing tetrathiafulvalene is introduced briefly.

A series of new [2+2] Schiff's base macrocyclic compounds were synthesized.

All these novel macrocyclic compounds were confirmed with elemental analysis, IR, 1HNMR and MS.

A series of macrocyclic compounds were designed and synthesized by esterification reaction with compounds structurally similar with Bis A-Bis(4-hydroxyphenyl) sulfone,α,α′-Bis(4-hydroxyphenyl)-1,4-disisopropylbenzene,Bis[4-(4-aminophenoxy) phenyl]sulfone and o-phthaloyl chroride.

Studies on Synthesis and Properties of Metallic Compounds and Macrocycles with Photochromic Units;

The structural features and catalytic activities of macrocycles are reviewed.

Syntheses of hydroxy-bearing Schiff base type macrocycles;

The new synthesized macrocycle 7,12 diaza 4,5:14,15 dibenzo 3,16 dioxa 21 thiabiscyclo henicosa 18,20 diene(L)has been used as an adsorption incrementer.