Class / Patent application number | Description | Number of patent applications / Date published |
540532000 | Preparing from a compound containing a hetero ring | 6 |
20130137863 | Preparation of caprolactone, caprolactam, 2,5-tetrahydrofuran-dimethanol, 1,6-hexanediol or 1,2,6-hexanetriol from 5-hydroxymethyl-2-furfuraldehyde - The present invention relates to a method for preparing caprolactone, comprising converting 5-hydroxymethyl-2-furfuraldehyde by hydrogenation into at least one intermediate compound selected from the group of 2,5-tetrahydrofuran-dimethanol, 1,6-hexanediol and 1,2,6-hexanetriol,and preparing caprolactone from said intermediate compound. | 05-30-2013 |
540533000 | The hetero ring is a lactam (i.e., -C(=X)-NH- is part of the ring, wherein X is chalcogen and substitution may be made for the hydrogen only) | 5 |
20080312432 | Stabilizers for Use in Nvp Synthesis - A process for preparing N-alkenyl compounds by reacting the corresponding NH compounds with alkynes in the liquid phase in the presence of a catalyst, wherein the reaction is carried out in the presence of at least one stabilizer, and the use of stabilizers for increasing the selectivity in a process for preparing N-alkenyl compounds by reacting the corresponding NH compounds with alkynes in the liquid phase in the presence of a catalyst. | 12-18-2008 |
20090131657 | PROCESS FOR ALKENYLATING CARBOXAMIDES - The present invention relates to a process for preparing N-(1-alkenyl)carboxamides of the formula I, which comprises reacting a carboxamide of the formula II with an alkyne of the formula III in the presence of a catalyst selected from among carbonyl complexes, halides and oxides of rhenium, manganese, tungsten, molybdenum, chromium and iron. | 05-21-2009 |
20120071648 | METHOD FOR PRODUCING LACTAMATES BY WAY OF THIN FILM EVAPORATION - A method is described for producing lactamates by reacting alcoholates with lactams, wherein a reaction mixture comprising at least one alcoholate and at least one lactam is subjected to thin film evaporation. | 03-22-2012 |
20150322017 | SYNTHESIS OF N-DERIVATIZED LACTAM BASED IONIC LIQUID - Lactamium based ionic liquids and methods of making them are described. The ionic liquids comprise at least one of:
| 11-12-2015 |
20160075659 | SYNTHESIS OF LACTAM BASED IONIC LIQUID - Lactamium based ionic liquids are described. They comprise at least one of:
| 03-17-2016 |