| 发明名称 |
METHOD OF PRODUCING BETULIN FROM BIRCH BARK |
| 摘要 |
FIELD: chemistry.SUBSTANCE: described is a method of producing betulin from birch bark which involves extracting crushed birch bark with an organic solvent, concentrating the extract, precipitating betulin by adding hot water, filtering and drying. The extraction process is carried out in a microwave field.EFFECT: betulin obtained using said method can be used to produce pharmaceutical preparations.4 ex |
| 申请公布号 |
RU2501805(C1) |
申请公布日期 |
2013.12.20 |
| 申请号 |
RU20120148084 |
申请日期 |
2012.11.12 |
| 申请人 |
FEDERAL'NOE GOSUDARSTVENNOE AVTONOMNOE OBRAZOVATEL'NOE UCHREZHDENIE VYSSHEGO PROFESSIONAL'NOGO OBRAZOVANIJA "SEVERNYJ (ARKTICHESKIJ) FEDERAL'NYJ UNIVERSITET IMENI M.V. LOMONOSOVA" (SAFU) |
发明人 |
KOPTELOVA ELENA NIKOLAEVNA;BOGDANOVICH NIKOLAJ IVANOVICH;KUTAKOVA NATAL'JA ALEKSEEVNA;TRET'JAKOV SERGEJ IVANOVICH |
| 分类号 |
C07J53/00 |
主分类号 |
C07J53/00 |
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