http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-102199142-B
Outgoing Links
| Predicate | Object |
|---|---|
| assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_d40285e27f4ed83b8728b0d477404958 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D339-04 |
| filingDate | 2011-03-29-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 2013-07-24-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor | http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_2a9d77472d552655a7c8cd3c30ae57b3 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_0697f12fce76ba045cdd0fb4cac6a2d2 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_ea9dbf3bd64a4409fa4c80164e62f440 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_d8910bb3693db53d5911e0aa0bbd8fd4 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_06f60fc59e905e9b7c3144649eb2adc8 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_e7521f9e21d3a2175f822f7cfd5bdca2 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_7ad48186a7a29d2b71369a478a08d07d http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_34f68b9696b436670a64d5a33f407937 |
| publicationDate | 2013-07-24-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | CN-102199142-B |
| titleOfInvention | Preparation method for 3H-1,2-benzodithiol-3-thione and derivatives thereof |
| abstract | The invention discloses a preparation method for 3H-1,2-benzodithiol-3-thione shown in formula (I) and derivatives thereof, which comprises the following step: reacting a benzaldehyde derivative shown in formula (II) with sulfurizing reagent K2S in a non-proton polar solvent while stirring, thus obtaining 3H-1,2-benzodithiol-3-thione or a derivative thereof, wherein in formula (I) or formula (II), R1, R2, R3 and R4 are independently selected from one of C1-C2 alkyl, C1-C2 alkoxy, halogen, hydroxyl, hydrogen and nitro, and X is halogen or nitro. The preparation method disclosed by the invention has the characteristics of safe and reliable production, high reaction yield, no need for a catalyst and low production cost, is easy to operate and is environment-friendly. |
| priorityDate | 2011-03-29-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 49.