MD4146B1 - Procedeu de obţinere a brevicolinei-bază din Carex brevicollis D. C. - Google Patents
Procedeu de obţinere a brevicolinei-bază din Carex brevicollis D. C. Download PDFInfo
- Publication number
- MD4146B1 MD4146B1 MDA20110013A MD20110013A MD4146B1 MD 4146 B1 MD4146 B1 MD 4146B1 MD A20110013 A MDA20110013 A MD A20110013A MD 20110013 A MD20110013 A MD 20110013A MD 4146 B1 MD4146 B1 MD 4146B1
- Authority
- MD
- Moldova
- Prior art keywords
- brevicollis
- carex
- extraction
- brevikollin
- production
- Prior art date
Links
- 241001232689 Carex brevicollis Species 0.000 title abstract 3
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 238000000034 method Methods 0.000 title abstract 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 abstract 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 4
- 239000000284 extract Substances 0.000 abstract 3
- 238000000605 extraction Methods 0.000 abstract 3
- 241000196324 Embryophyta Species 0.000 abstract 2
- 238000001035 drying Methods 0.000 abstract 2
- 239000000463 material Substances 0.000 abstract 2
- 239000002253 acid Substances 0.000 abstract 1
- 238000013019 agitation Methods 0.000 abstract 1
- 238000009835 boiling Methods 0.000 abstract 1
- 238000001816 cooling Methods 0.000 abstract 1
- 244000038559 crop plants Species 0.000 abstract 1
- 238000001914 filtration Methods 0.000 abstract 1
- 238000003801 milling Methods 0.000 abstract 1
- 238000006386 neutralization reaction Methods 0.000 abstract 1
- 239000003960 organic solvent Substances 0.000 abstract 1
- 238000003756 stirring Methods 0.000 abstract 1
- 239000000725 suspension Substances 0.000 abstract 1
- 238000005406 washing Methods 0.000 abstract 1
Landscapes
- Extraction Or Liquid Replacement (AREA)
Abstract
Invenţia se referă la industria farmaceutică, în particular la obţinerea brevicolinei-bază din Carex brevicollis D.C.Procedeul, conform invenţiei, include uscarea masei vegetale din plante de Carex brevicollis D.C. până la umiditatea de cel mult 5…7%; mărunţirea ulterioară a acesteia într-un concasor cu ciocane cu diametrul orificiilor de 5x25 mm; tratarea masei vegetale mărunţite cu soluţie de acid sulfuric de 1% la temperatura de 80...85°C şi presiunea de 16·103...20·103 Pa; extragerea în regim staţionar într-un sistem de extragere, format din cel puţin trei capacităţi de tip pâlnie unite consecutiv şi amplasate vertical, cu o soluţie de acid sulfuric de 1% la temperatura de 80...85°C timp de 24...48 ore; unirea extractelor; neutralizarea şi alcalinizarea extractului acid până la pH 8…9; extragerea cu solvenţi organici cu agitarea intensă timp de 3…5 min; concentrarea extractului până la reziduu uscat; tratarea acestuia cu acetonă în raport de 1:3 respectiv; fierberea suspensiei cu reflux la amestecare timp de 10…15 min; răcirea până la -5…0°C; filtrarea; spălarea cu acetonă rece şi uscarea.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| MDA20110013A MD4146C1 (ro) | 2011-02-04 | 2011-02-04 | Procedeu de obţinere a brevicolinei-bază din Carex brevicollis D. C. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| MDA20110013A MD4146C1 (ro) | 2011-02-04 | 2011-02-04 | Procedeu de obţinere a brevicolinei-bază din Carex brevicollis D. C. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| MD4146B1 true MD4146B1 (ro) | 2012-01-31 |
| MD4146C1 MD4146C1 (ro) | 2012-08-31 |
Family
ID=45815354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MDA20110013A MD4146C1 (ro) | 2011-02-04 | 2011-02-04 | Procedeu de obţinere a brevicolinei-bază din Carex brevicollis D. C. |
Country Status (1)
| Country | Link |
|---|---|
| MD (1) | MD4146C1 (ro) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2221581C2 (ru) * | 2001-05-30 | 2004-01-20 | Кубанский государственный аграрный университет | Фитопрепарат для лечения эндометритов у сельскохозяйственных животных |
-
2011
- 2011-02-04 MD MDA20110013A patent/MD4146C1/ro not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| MD4146C1 (ro) | 2012-08-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG4A | Patent for invention issued | ||
| KA4A | Patent for invention lapsed due to non-payment of fees (with right of restoration) | ||
| MM4A | Patent for invention definitely lapsed due to non-payment of fees |