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US 9,006,402 B2Granted
Quaternary data-storage materials and the preparation method thereof
AssigneeZhangjiagang Institute of Industrial Technologies Soochow University
InventorsJian-Mei Lu, Hua Li
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Abstract
An organic compound has the following chemical structure: wherein R is different from R*; R and R* are independently hydrogen, halogen, nitro or methoxyl; and R1 is a C1-C6 alkyl or a phenyl group. A quaternary data storage device includes a bottom electrode, a top electrode, and the organic film layer sandwiched between the bottom electrode and the top electrode.
Claims16
An organic compound of the following chemical structure:
- wherein R is different from R*;
- R and R* are independently hydrogen,
- halogen, nitro or methoxyl;
- and R1 is a C1-C6 alkyl or a phenyl group.
1 more element
A method of preparing an organic compound of the following chemical structure:
- comprising the following steps:
- (1) reacting 4,4′-sulfonyldianiline with maleic anhydride to obtain a compound of the following chemical structure:
- (2) converting the compound of step (1) to a diazonium salt of the following chemical structure:
- (3) reacting the diazonium salt of step (2) with
- to obtain a compound of the following chemical structure:
- (4) converting the compound of step (3) to a compound of the following chemical structure:
- (5) converting the compound of step (4) to a diazonium salt of the following chemical structure:
- (6) reacting the diazonium salt of step (5) with
- to obtain the organic compound of the following chemical structure
- wherein R is different from R*;
- R and R* are independently hydrogen,
- halogen, nitro or methoxyl;
- and R1 is a C1-C6 alkyl or a phenyl group.
10 more elements
Dependencies are inferred from the claim text.