Cyclic acetals of alpha-oxocarboxylic acid derivatives
US3986860A · kind A · utility
1Cited by
5References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 8, 1974 |
| Grant date | Oct 19, 1976 |
| Priority date | — |
| Expiry date | Nov 8, 1994 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01N2300/00
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Cyclic acetals of the formula ##EQU1## where R.sub. 1 is hydroxy, alkoxy, or NHZ, Z is hydrogen, alkyl, cycloalkyl, benzyl, or optionally substituted phenyl, R.sub. 2 is hydrogen or alkyl, R.sub.3 is alkyl, and R.sub.4 is aralkyl, are useful as herbicides.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.