http://rdf.ncbi.nlm.nih.gov/pubchem/patent/JP-H03284683-A
Outgoing Links
| Predicate | Object |
|---|---|
| assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_313f69d47526fdea2a26937b1eabf40b |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D498-22 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D498-20 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D498-10 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C09B57-00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C09K9-02 |
| filingDate | 1990-11-08-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor | http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_3dacca64a11a5f8e6b561c1ad468434c http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_fef1622255fa5a8217d9b72499e8db80 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_9e6e562d85351f56a1ab48701b93e7e7 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_1e4454b00bfc96d41f094740fbd7ddd4 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_52cc661a2531fa864ecfc40fb11043e4 |
| publicationDate | 1991-12-16-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | JP-H03284683-A |
| titleOfInvention | Spirooxazine compound and production thereof |
| abstract | NEW MATERIAL:The compound of formula I [groups of formula II and formula III are (substituted) aromatic hydrocarbon group or (substituted) unsaturated heterocyclic group; R 1 and R 2 are alkyl and at least one of them is ≥2C alkyl; R 1 and R 2 may together form a ring; R 3 is H, hydrocarbon group, alkoxycarbonylalkyl or cyanoalkyl; R 4 and R 5 are H, halogen, hydrocarbon group, alkoxy, cyano, halogenoalkyl, (substituted) amino or alkoxycarbonyl]. n EXAMPLE: The compound of formula IV. n USE: A photochromic material reversibly developing color with sun light, mercury lamp, etc., and exhibiting excellent durability. n PREPARATION: The objective compound can be produced by reacting an azolium salt of formula V (A - is anion) with a nitroso compound of formula VI in the presence of a base. n COPYRIGHT: (C)1991,JPO&Japio |
| priorityDate | 1990-03-29-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 23.