Process for preparing alkyl pyroglutamic acids
US9260388B2 · kind B2 · utility
1Cited by
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14Claims
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Key dates
| Filing date | Dec 13, 2012 |
| Grant date | Feb 16, 2016 |
| Priority date | — |
| Expiry date | Dec 13, 2032 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K23/02
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Disclosed are compounds of formulae (I) and (II) and salts, hydrates, or solvates thereof, where R1, R2, R3, R5, and R6 are defined herein, compositions containing these compounds, methods of preparing these compounds, and methods of using these compounds in a variety of applications, such as a surfactant or additive in personal care products.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.