Process for producing 1,4-dihydroxy-2-naphthoic acid
US7374915B2 · kind B2 · utility
3Cited by
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23Claims
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Key dates
| Filing date | Aug 6, 2002 |
| Grant date | May 20, 2008 |
| Priority date | — |
| Expiry date | Nov 17, 2023 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P19/08
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A composition containing 1,4-dihydroxy-2-naphthoic acid at a high concentration is obtained by intracellularly and extracellularly producing 1,4-dihydroxy-2-naphthoic acid using a bacterium belonging to the genus Propionibacterium and collecting it. This composition is efficacious in improving intestinal flora, alleviating abdominal ailments in association with the intake of milk, and preventing metabolic bone diseases.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.