Ofornine
Antihypertensive drug
From Wikipedia, the free encyclopedia
Ofornine is a synthetic compound investigated primarily for its antihypertensive properties. It functions as a vasodilator and exhibits presynaptic adrenolytic activity, with evidence suggesting involvement of dopaminergic mechanisms in its pharmacological effects.[1]
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| Other names | Win 48049 |
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| ECHA InfoCard | 100.081.195 |
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| Formula | C17H19N3O |
| Molar mass | 281.359 g·mol−1 |
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A number of structural analogs have been prepared with similar activity.[2]
Chemistry
Ofornine contains a pyridine moiety,[3] or more specifically a fampridine or anthranilamide (c.f. fenamate).
Synthesis

Reaction between 4-chloropyridine [626-61-9] HCl: [7379-35-3] (1) and anthranilic acid [118-92-3] (2) gives 2-(4-pyridylamino)benzoic acid [34861-30-8] (3). Halogenation with thionyl chloride gave 2-(4-pyridinylamino)-benzoyl chloride [89989-83-3] (4). Amide formation with piperidine [110-89-4] (5) completed the synthesis of Ofornine (6).