Tripodal nitrate receptor
US10060892B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 11, 2014 |
| Grant date | Aug 28, 2018 |
| Priority date | — |
| Expiry date | Jan 20, 2035 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N31/22
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A compound, or a protonate or salt thereof, having a formula I of: wherein Y represents an optionally substituted aromatic group; n is 1 or 2; a is 0 to 4; R1 and R2 are each independently H; optionally substituted alkyl; optionally substituted aralkyl; acyl; phosphonyl; —SO2R12; —C(O)R13; —C(O)OR14; —C(O)NR15R16; —C(O)CH2R17; or —C(S)—NR18R19; —S(O)R20; or —SO2NR21R22, wherein R12-R22 are each independently H, optionally substituted alkyl, optionally substituted aralkyl, optionally substituted aryl, or —C(O)R23, wherein R23 is H, optionally substituted alkyl, optionally substituted aralkyl, or optionally substituted aryl; and each R3 is independently optionally substituted alkyl, halogen, optionally substituted alkoxy, optionally substituted carboxyl, amide; amino; or nitro.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.