Asymmetric auxiliary group
US10167309B2 · kind B2 · utility
22Cited by
444References
20Claims
0Family size
Assignee
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Key dates
| Filing date | Oct 14, 2016 |
| Grant date | Jan 1, 2019 |
| Priority date | — |
| Expiry date | Oct 14, 2036 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07H21/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
To provide a chiral reagent or a salt thereof.The chiral reagent has following chemical formula (I). In the formula (I), G1 and G2 are independently a hydrogen atom, a nitro group (—NO2), a halogen atom, a cyano group (—CN), a group of formula (II) or (III), or both G1 and G2 taken together to form a group of formula (IV).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.