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Use of Dihydropyrans As



Published November 14, 2005
Related Searches: patent research fragrance international
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Patent No. US 6,596,686 B2: Research-ers for International Flavors & Fragrances Inc., New York, NY, patented a method for improving, enhancing or modifying the odor properties of an article containing a fragrance. The process incorporates an olfactory acceptable amount of tetrahydro-4-methylene-2-(4-methoxyphenyl)-2H-pyran, 5,6-dihydro-4-methyl-2-(4-me-thoxyphenyl)-2H-pyran and 3,6-dihydro-4-methyl-2-(4-methoxyphenyl)-2H-pyran.


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