Cyclic tetrabenzimidazole
AssigneeMoleculon Research Corporation
InventorsArthur S. Obermayer, James B. Hendrickson, Sajjat Hussoin
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Abstract
Cyclic tetrabenzimidazole, a yellowish, visually non-fluorescent substance, and its chelates, tautomers, ionization and oxidation forms, having utility as chelating agents, catalysts and electrooptic components.
Claims2
A yellowish, visually non-fluorescent compound having the formula:
- ##STR10## and the tautomers, oxidation, ionization and chelation forms thereof.
A yellowish, visually non-fluorescent substance having a molecular weight of approximately 464, a melting point greater than 350.degree. C., slight solubility in a 1:1 mixture of ethanol and chloroform, and exhibiting characteristic absorption bands in the infra red region of the spectrum when in potassium bromide at the following frequencies expressed in reciprocal centimeters:
- 1620, 1550, 1450, 1400 and 1260, and the tautomers, oxidation, ionization and chelation forms thereof.
Dependencies are inferred from the claim text.