heterocyclic
1.heterocyclic compounds
2.heterocyclic boron compounds
3.a heterocyclic organic compound with a penetrating odor.
4.Important Role of Heterocyclic Com-pounds in Developing Pesticide
5.And the other in Linhai,Zhejiang will mainly develop heterocyclic chemicals.
6.An atom other than carbon in the structure of a heterocyclic compound.
7.A class of organic compounds having a five-membered heterocyclic ring with two double bonds.
8.The Synthesis and Biological Activity of 1-Aryl-4-substituted Pyrazoloyl Thiosemicarbazides and Related Heterocyclic Compounds
9.2.The electrophilic additive reaction of Heterocyclic Ketene Aminals:Heterocyclic Ketene Aminals iS a especial mono—aza—ene component,the addive reaction of Heterocyclic Ketene Aminals with a system of a,B一unsaturated compounds or the ester—and cyano—compounds is passed the path of the aza—ene reaction.
10.EFFECT OF NITROGEN-COMPOUND POISONS ON DEACTIVATION OF HETEROCYCLIC COMPOUNDS HYDROGENOLYSIS OVER A CoMo/Al_2O_3 CATALYST
