1. Studies on Interaction of Indolizine- naphthoquinone and CT-DNA Deoxyribonucleic acid (DNA) is the essential germ plasm in organisms.

2. is obtained by esterification of 6,7 - dihydroxyl - 3,3 - diphenyl - 3 H - benzofuran - 2 - ketone employing 2 - diazo - 1 - naphthoquinone - 5 - ...

3. In the presence of acetic acid and polyethylene glycol, 2-naphthol reacts with ammonium ceric nitrate and sodium bromate to form 1,2- naphthoquinone .

4. The 1,4 dialkoxynaphthalo 2,3 dinitriles were synthesized from 1,4 naphthoquinone by bromination, cyanation and O alkylation.

5. esterification of 6,7 - dihydroxyl - 3,3 - diphenyl - 3 H - benzofuran - 2 - ketone employing 2 - diazo - 1 - naphthoquinone - 5 - sulfonyl chloride.

6. With kBrO3 to oxidize 2- methyl naphthalene in acidic solution to produce 2- methyl naphthoquinone.

7. Electron transport material(ETM) includes multi nitro aryl compounds, cyano compounds, quinone compounds and naphthoquinone compounds in organic photoconductor.

8. The invention provides 1,4-naphthoquinone compounds with a formula II, and the definition of substituents of the naphthoquinone compounds are described as the specification.